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a) In relation to this standard, aesthetic performance refers to and is an evaluation of surfaces that will be exposed or semi-exposed following installation.

b) The three levels of aesthetic grades are Premium, Custom, and Economy:

Premium Grade Custom Grade Economy Grade
The aesthetic grade defining the highest degree of control over materials, workmanship, and manufacture
The aesthetic grade defining a high degree of control over materials, workmanship, and manufacture
The aesthetic grade defining the minimum degree of control over materials, workmanship, and manufacture

c) Surface terminology category examples may be found in section 5.3 (See also, Figure 86)

d) When this standard is referenced within the contract documents, and no aesthetic grade is specified, Product shall be executed in accordance with and meet Custom grade requirements.

e) Unless otherwise specified, Product default shall include:

  • Flush overlay frameless construction
  • Doors
  • Adjustable shelves (2 per wall unit and 1 per base unit)

Unfinished closed-grain hardwood intended for an opaque finish or white decorative laminate (TFL or HPDL)

f) Unless otherwise specified or noted within this standard, vertical surfaces with a defined grain and/or directional pattern shall be applied and assembled with grain or pattern oriented vertically.

g) At exposed exterior surfaces, exposed fasteners are not permitted except at access panels.

h) At exposed interior surfaces, fastener cover caps of compatible color to interior finish shall be furnished by the manufacturer/supplier and are:

Premium Custom Economy
Required
Required
Not required

i) When fastener provision is countersunk, fasteners shall be countersunk.

j) Final adjustments for gaps, flushness, and alignment shall be in accordance with the AWI 0620-2018 - Finish Carpentry/Installation Standard.

k) Semi-exposed surfaces require consistent color or species to be used throughout entire project.

l) At semi-exposed surfaces, matching exposed surface is only required if so specified.

m) Concealed surface materials shall be at the option of the manufacturer/supplier.

Figure 86

Figure 86

 

3.4.1.1 Face Frame Construction

a) At face frame casework, exposed fastening:

Premium Custom Economy
Is not permitted
May be face nailed
May be face nailed

b) Grain shall run vertically on stiles and horizontally on rails.

c) Horizontal reveal between countertop’s bottom edge and overlay doors, drawer fronts, and false fronts shall be 6.4 mm [.250"] to 25.4 mm [1"] and shall be consistent across elevations. (See Figure 16)

d) When designed for flush inset doors, use of a bottom face frame component is:

Premium Custom Economy
Required
Required
Not required

 

Figure 16

Figure 16

3.4.1.2 Frameless Construction

a) Horizontal reveal between countertop’s bottom edge and overlay doors, drawer fronts, and false fronts shall be 3.2 mm [.125”] to 9.6 mm [.375”] and shall be consistent across elevations. (See Figure 15) At Laboratory countertops, the maximum reveal permitted shall be 25.4 mm [1”]. (See Figure 17)

3.4.1.3 Tops and Bottoms

a) Bottoms of wall-hung cabinets for exposed interior shall be:

Premium Custom Economy
Uniform in thickness for the entire elevation or connected elevations except when concealed behind a minimum 38.1 mm [1.500"] face frame component
Uniform in thickness for the entire elevation or connected elevations except when concealed behind a minimum 38.1 mm [1.500"] face frame component
Material thickness at the option of the manufacturer/supplier

3.4.1.4 Ends and Divisions

a) On wall-hung cabinets, if cabinet ends or sides extend below the cabinet bottoms, the portion below the cabinet bottom is considered an exposed interior surface and shall be:

Premium Custom Economy
The same color andpattern as the exposed surface
The same color and pattern as the exposed surface
Material at the option of manufacturer/supplier

b) Exposed ends shall be:

Premium Custom Economy
Of integral construction
Of integral construction or secondarily applied
Of integral construction or secondarily applied

c) When viewed from the side, exposed ends shall conceal all other cabinet components, except toe kicks on base cabinets where ladder bases or levelers are used.

d) Horizontal components (excluding countertops) shall not extend beyond the exposed end.

e) Secondarily applied exposed ends shall be mechanically fastened to the cabinet body.

f) Exposed fasteners are not permitted, except at access panels.

g) Unless prevented by design or usage, drawer compartments within a casework unit shall be separated from shelf or open compartments by a full-depth vertical division.

3.4.1.5 Backs

a) Cabinet backs are:

Premium Custom Economy
Required
Required
Required if back is an exposed surface

b) At multiple-panel backs, visible joints are not permitted at exposed or semi-exposed interiors where panels intersect.

c) At semi-exposed surfaces, vinyl overlay is permitted in cabinet backs if matched in color to other semi-exposed materials.

3.4.1.6 Toe Kicks, Bases, and Sleepers

a) At the option of the manufacturer/supplier, base/toe kick shall be integral (constructed as an integral part of the cabinet body) or separate (constructed as a separate component).

3.4.1.7 Joints

a) Joints in Product shall be assembled to meet the tolerances defined within this standard and be securely attached, with any adhesive residue removed from exposed and semi-exposed surfaces.

b) Fixed horizontal cabinet components, including tops and bottoms, shall be either flush or set back a maximum of 2 mm [.078"] at their intersection with vertical components (See Figure 27) and shall be uniform throughout the room.

c) At 3 mm [.118"] thick edgebanding, radiused, beveled, or square edges and ends (See Figure 28) are permitted for horizontal and vertical components.

d) At 3 mm [.118"] thick edgebanding, radiused, beveled, or square edges are permitted provided that the core of the square edge component is not visible and that the “V" or gap that is formed where a component with a square end meets a component with a radius (See Figure 29) is uniform throughout the room and does not exceed:

Premium Custom Economy
.3 mm [.012"]
.4 mm [.016"]
.6 mm [.025"]

e) Flushness variations in exposed and semi-exposed surfaces (See Figure 26, D) when mitered or butted shall not exceed:

Premium Custom Economy
.3 mm [.012"]
.4 mm [.016"]
.6 mm [.025"]

f) Gaps in exposed and semi-exposed surfaces, when mitered or butted (see Figure 30, A) shall not exceed:

Premium Custom Economy
.3 mm [.012"] wide by 20% of the joint length
.4 mm [.016"] wide by 20% of the joint length
.6 mm [.025"] wide by 20% of the joint length

g) Gaps in exposed and semi-exposed surfaces between parallel components (see Figure 30, B) shall not exceed:

Premium Custom Economy
.3 mm x 101.6 mm [.012" x 4"] and shall not occur within 1829 mm [72"] of a similar
.4 mm x 152.4 mm [.016" x 6"] and shall not occur within 1524 mm [60”] of a similar gap in the same joint
.6 mm x 229 mm [.025" x 9"] and shall not occur within 1219 mm [48"] of a similar gap in the same joint

h) Gaps in exposed and semi-exposed surfaces, when mitered or butted (see Figure 30, C), shall not exceed:

Premium Custom Economy
.3 mm [.012"]
.4 mm [.016"]
.6 mm [.025"]

i) Joint filler (putty), when used, shall be inconspicuous.

j) Sheet and laminated lumber panels shall be permitted to move, float, expand, or contract as a result of ambient humidity changes.

3.4.1.8 Decorative Laminate Casework

a) Material, pattern, and color shall be as specified and, if not specified, shall be of manufacturer/supplier’s choice.

b) Decorative laminate shall be of one color or pattern per room, with a maximum of five different colors or patterns per project.

3.4.1.9 Exposed Exterior Surfaces, Decorative Laminate Casework

a) Require HPDL or TFL or specified color or pattern

3.4.1.10 Exposed Interior Surfaces, Decorative Laminate Casework

a) At exposed interior surfaces at doors and drawer fronts, interior face shall be:

Premium Custom Economy
Same material, color, pattern, and thickness as face
Same material and thickness as face, color to match interior or face
Same material and thickness as face, color to match interior or face

b) Exposed interior surfaces, except at doors and drawer fronts, require:

Premium Custom Economy
HPDL or TFL compatible to exposed exterior surface in color, grain, or pattern
HPDL or TFL compatible to exposed exterior surface in color, grain, or pattern
HPDL or TFL at the option of the manufacturer/supplier

3.4.1.11 Semi-Exposed Surfaces, Decorative Laminate Casework

a) Semi-exposed surfaces shall be HPDL or TFL at the option of the manufacturer/supplier.

3.4.1.12 Transparent Finish Casework

a) Unless otherwise specified, Product shall be finished with a finishing technology per AWI Finishing Standard (current edition) of the manufacturer/supplier's choice.

b) Hardboard is not permitted for exposed surfaces.

3.4.1.13 Exposed Exterior Surfaces, Transparent Finish

a) At exposed exterior surfaces, wood shall be of the specified species, cut, veneer match, and:

Premium Custom Economy
Solid stock shall be well matched for color and grain Solid stock and/ or veneer shall be compatible in color and grain
Solid stock and/ or veneer shall be compatible in color
Veneer shall be compatible in color with solid stock
Adjacent veneer panels shall be well matched for color and grain

 

Premium Custom Economy
ANSI/HPVA HP-1 (latest edition) Grade AA
ANSI/HPVA HP-1 (latest edition) Grade A
ANSI/HPVA HP-1 (latest edition) Grade B

3.4.1.14 Exposed Interior Surfaces, Transparent Finish

a) Transparent finish requires:

Premium Custom Economy
The same species and cut as the exposed exterior surface
The same species as the exposed exterior surface
Decorative laminate or wood veneer at the option of the manufacturer/supplier

b) Veneer for transparent finish shall be a minimum of:

Premium Custom Economy
ANSI/HPVA HP-1 (latest edition) Grade A
ANSI/HPVA HP-1 (latest edition) Grade B
ANSI/HPVA HP-1 (latest edition) Grade C

c) Veneer at interior face of door and drawer fronts shall be a minimum of:

Premium Custom Economy
ANSI/HPVA HP-1 (latest edition) Grade A face of the same species and cut as the exposed exterior surface
ANSI/HPVA HP-1 (latest edition) Grade B face of the same species and cut as the exposed exterior surface
ANSI/HPVA HP-1 (latest edition) Grade C face of the same species as the exposed exterior surface

3.4.1.15 Semi-Exposed Surfaces, Transparent Finish

a) Surfaces shall be a minimum of:

Premium Custom Economy
ANSI/HPVA HP-1 (latest edition) Grade C of compatible species to exposed surface ANSI/HPVA HP-1 (latest edition) Grade C of compatible species to exposed surface or decorative laminate At the option of the manufacturer/supplier

3.4.1.16 Opaque Finish

a) Unless otherwise specified, Product shall be finished with a finishing technology per AWI Finishing Standard (current edition) of the manufacturer/supplier’s choice.

3.4.1.17 Exposed Exterior Surfaces, Opaque Finish

a) Opaque finish permits substrates of:

Premium Custom Economy
MDF or MDO MDF, MDO, closed-grain hardwood veneer, or solid stock Particleboard, MDF, MDO, softwood veneer, hardwood veneer, or solid stock

b) Veneer for opaque finish shall be closed-grain hardwood of manufacturer/supplier’s choice of species and a minimum of:

Premium Custom Economy
ANSI/HPVA HP-1 (latest edition) Grade B ANSI/HPVA HP-1 (latest edition) Grade C ANSI/HPVA HP-1 (latest edition) Grade D

3.4.1.18 Exposed Interior Surfaces, Opaque Finish

a) Opaque finish permits substrates of:

Premium Custom Economy
MDF or MDO MDF, MDO, closed-grain hardwood veneer, or solid stock Particleboard, MDF, MDO, softwood veneer, hardwood veneer, or solid stock

3.4.1.19 Semi-Exposed Surfaces, Opaque Finish

Opaque finish permits substrates of:

Premium Custom Economy
MDF or MDO MDF, MDO, closed-grain hardwood veneer, or solid stock Particleboard, MDF, MDO, softwood veneer, hardwood veneer, or solid stock

3.4.2 Doors

a) This section applies to doors less than 34.9 mm [1.375”] thick.

b) Door thicknesses of 34.9 mm [1.375”] or greater shall be governed by the ANSI/WDMA I.S.1A (latest edition) and ANSI/WDMA I.S.6A (latest edition) Architectural Door Standards, as applicable. Doors and casework utilizing such doors are not subject to the tolerances and conditions contained within this AWI standard.

3.4.2.1 Doors, Hinged

a) Flush overlay is the default for either frameless or face frame casework.

b) At exposed knuckle hinges, defaulting to reveal overlay is at the option of the manufacturer/supplier, unless otherwise specified.

c) At reveal overlay, the reveal shall be determined by the hinge clearance requirements (See Figure 35).

d) When adjacent and exposed, hinges shall align horizontally.

e) In flush overlay construction, wrap-around hinges shall be let into the edge of the door to maintain proper gap tolerance (See Figure 33). The resulting notching for hinges is:

Premium Custom Economy
Required to be painted or stained to match exposed surface Not required to be finished Not required to be finished

f) In reveal overlay construction, wrap-around hinges are not required to be let into the edge of the door (See Figure 34).

3.4.2.2 Doors, Sliding

a) Interior faces of sliding doors shall be of the same thickness and material as the exterior faces.

b) Thickness of wood and/or decorative laminate doors shall be a minimum of 6.4 mm [.250”] for doors 610 mm [24”] and under in height or 19.1 mm [.750”] for doors over 610 mm [24”] in height.

c) Hardboard 6.4 mm [.250”] thick and painted to match adjacent surface is:

Premium Custom Economy
Not permitted Not permitted Permitted

d) Sliding doors more than 1.5 times as tall as they are wide shall be mounted with an overhead metal track and roller hanger to prevent tipping and binding.

e) In hanging track systems, exposed tracks are permitted.

f) Frameless glass sliding doors require carriers with metal tracks and top guides. Bottoms of upper cabinets shall be reinforced as needed to prevent sagging.

g) Thickness of frameless glass sliding doors shall be a minimum of 6.4 mm [.250”] tempered or laminated glass at the option of the manufacturer/supplier.

h) Frameless glass sliding doors shall have:

Premium Custom Economy
Exposed edges flat polished Exposed edges flat polished Exposed edges flat polished

3.4.2.3 Doors, Stile and Rail

a) Moulded profile (sticking) shall be at the option of the manufacturer/supplier.

b) Stiles shall run the full height of the door.

c) Rails, including top, intermediate, and bottom, shall run between stiles.

d) Grain or directional pattern shall run vertically on stiles and horizontally on rails.

e) At panels, direction of grain or pattern shall:

Premium Custom Economy
Run vertically and adjacent door panels for transparent finish shall match for color and grain Run vertically and adjacent door panels for transparent finish shall match for color and grain Be at the option of the manufacturer/supplier

f) When solid stock is used with veneer panels:

Premium Custom Economy
Required Solid stock and veneer panel shall be compatible in color Solid stock and veneer panel shall be compatible in color
Veneer panel shall be compatible in color with solid stock

g) Flat panels shall be a minimum of 6.4 mm [.250"] thick.

h) At flat panels:

Premium Custom Economy
Solid lumber panels are not permitted Edge glued solid lumber is permitted if at least 12.7 mm [.500”] thick and is 350 mm [13.75”] wide or less Edge glued solid lumber is permitted if at least 12.7 mm [.500”] thick and is 350 mm [13.75”] wide or less

i) At raised panels:

Premium Custom Economy
Solid lumber panels are not permitted Edge glued solid lumber is permitted for panels 350 mm [13.75"] wide or less Edge glued solid lumber is permitted for panels 350 mm [13.75"] wide or less

j) Solid lumber is permitted for rim banding raised panels if mitered and glued under pressure.

k) The panel face veneer may be applied before or after rim banding.

l) Regardless of retention method, panels shall have adequate space to move, float, expand or contract as a result of ambient humidity changes.

m) Applied moulding shall be securely attached. Fasteners shall be inconspicuous.

n) Cores of panel product materials shall not be exposed.

3.4.2.4 Doors, Glazed

a) When machining a door with glass cut-out, minimum clearance shall be 9.5 mm [.375”] between hardware machining and glass cut-out.

b) At opaque finish and decorative laminate doors, stops shall be synthetic or solid stock and compatible color to exposed interior surfaces.

c) At transparent finish doors, stops shall be synthetic or solid stock of compatible species to adjacent surfaces and compatible color to exposed interior surfaces.

d) Stops shall be continuous, removable, and on the interior only.

e) Mechanically fastened glass clips (See Figure 32) are:

Premium Custom Economy
Not permitted Permitted in lieu of continuous stops Permitted in lieu of continuous stops

f) Silicone or glazing putty used as a stop is:

Premium Custom Economy
Not permitted Not permitted Not permitted

g) Exposed rabbet shall be:

Premium Custom Economy
Painted or stained compatible to the exposed interior surface Painted or stained compatible to the exposed interior surface At the option of the manufacturer/supplier

 

Figure 32

Figure 32

3.4.2.5 Doors and Drawer Fronts, Flush Overlay

a) When veneer cores are specified for doors, they may be susceptible to warp and shall not be subject to warp/flatness tolerances contained within this standard.

b) Grained or patterned faces on doors, drawer fronts, and false fronts shall:

Premium Custom Economy
Run and match vertically and be sequenced horizontally within each cabinet. At cathedral grain, the crown shall be pointing up and run in the same direction for the entire project. Doors, drawer fronts, and false fronts shall be well-matched for color and grain across multiple cabinet faces in one elevation. Requirement for blueprint or sequencing between cabinets only if specified. (See Figure 22) Run and match vertically within each cabinet. Doors and drawer fronts shall be compatible in color across multiple faces in each room. (See Figure 21) Run either vertically or horizontally at the option of the manufacturer/ supplier for the entire project. Doors shall be vertical. Mismatch is permitted. (See Figure 20)

c) Solid lumber is not permitted at doors, except at stile and rail doors.

3.4.3 Drawers

a) Drawer box materials shall be at the option of the manufacturer/supplier provided the assembled drawer meets the specified Performance Duty Level and the requirements set forth in Sections 3.4.3 through 3.4.3.4.

b) Drawer boxes (including trays and sliding bins) of solid wood or veneer are required to be finished with a finishing technology per AWI Finishing Standard (current edition), of the manufacturer/supplier’s choice.

c) Drawer box shall be fitted to the cabinet to allow no more than 50.8 mm [2”] of clearance between the back of the drawer box and the interior face of rear panel of the cabinet body with a drawer box maximum length of 558.8 mm [22”] unless otherwise specified. Drawer boxes greater than 558.8 mm [22”] may be supplied at the option of the manufacturer/supplier. (See Figure 72-A)

d) Drawer box shall be fitted to the cabinet to allow no more than 38.1 mm [1.500”] of clearance between the top of the drawer box and the stretcher or structural component above (See Figure 72-B).

Figure 72

Figure 72

3.4.3.1 Drawer Boxes, Decorative Laminate

a) At decorative laminate drawer box joinery:

Premium Custom Economy
Visible core is not permitted Visible core shall be edgebanded, painted, or stained to match drawer side Visible core shall be at the option of manufacturer/supplier

3.4.3.2 Drawer Boxes, Systems

a) Drawer box systems shall be assembled in accordance with manufacturer/supplier’s documented instructions.

b) Wood components shall meet semi-exposed requirements within this standard or be color compatible with box system at the option of the manufacturer/supplier.

3.4.3.3 Drawer Fronts and False Fronts

a) Horizontal grain for solid wood drawer fronts is permitted.

3.4.3.4 Drawer Fronts, Stile and Rail

a) Grained or patterned faces on drawer fronts shall run either vertically or horizontally at the option of the manufacturer/supplier for the entire project. (See Figure 18 and Figure 19)

3.4.4 Shelves

a) Grain or directional pattern of the surface shall run the width of the cabinet.

3.4.4.1 Shelves, Fixed

a) Thickness shall be:

Premium Custom Economy
Uniform at each elevation or connected elevations in open casework Uniform at each elevation or connected elevations in open casework At the option of the manufacturer/supplier

3.4.4.2 Shelves, Adjustable

a) Minimum depth shall be:

Premium Custom Economy
No less than 6.4mm [.250"] shorter than the interior cabinet depth No less than 6.4mm [.250"] shorter than the interior cabinet depth At the option of the manufacturer/supplier

b) Length shall be (See Figure 36):

Premium Custom Economy
A maximum of 3.2 mm [.125"] less than the interior cabinet width plus any additional offset created by the shelf rests used A maximum of 3.2 mm [.125"] less than the interior cabinet width plus any additional offset created by the shelf rests used Maximum length at the option of manufacturer/ supplier

c) Metal shelf standards shall extend vertically to within 152.4 mm [6”] of the interior top and bottom of the cabinet shelf space, and be recessed in a plow, slightly proud of the face with the core not exposed.

d) Bored-hole shelf rest systems shall extend vertically to within 152.4 mm [6”] of the interior top and bottom of the cabinet shelf space.

Figure 36

Figure 36

3.4.5 Dividers

a) Shall be:

Premium Custom Economy
Well-matched to adjacent surfaces Hardboard permitted if tempered and smooth on both sides Hardboard permitted if tempered and smooth on both sides

3.4.6 Other

3.4.6.1 Presentation Panels

a) Casework surfaces that are behind sliding presentation panels or removable presentation panels (such as marker and tack boards) shall be treated as:

Premium Custom Economy
Exposed surfaces Exposed surfaces Semi-exposed surfaces

3.4.6.2 Cut-Outs

a) Cut-outs shall have a minimum 6.4 mm [.250”] radius.

b) At cut-outs and corresponding access panels creating a reveal greater than 3.2 mm [.125”], edges must be painted or edgebanded.

3.4.6.3 Scribes, Fillers, and Closure Panels

a) Aesthetic requirements of installed scribes, fillers, and closure panels shall be in accordance with ANSI/AWI 0620-2018 - Finish Carpentry/Installation.

b) Casework shall be scribed to finished walls and/or ceilings using integral scribes, scribe fillers, or scribe moulding at voids between cabinets and adjacent walls or ceilings.

c) Scribes and fillers shall be a minimum of 6.4 mm [.250”] thick.

d) Voids at top and bottom of cabinet shall have closure panels. Voids exceeding the allowances indicated below in width shall have closure panels a minimum of 6.4 mm [.250”] thick (See Figure 41 and Figure 42).

e) Scribe fillers (See Figure 8) or scribe mouldings (See Figure 9):

Premium Custom Economy
Maximum installed width of scribe fillers shall be 50.8 mm [2"] Maximum installed width of scribe fillers shall be 76.2 mm [3”] Not required
Scribe moulding not permitted
Maximum installed width of scribe fillers shall be 76.2 mm [3”]


f) For scribe allowance options, see Figure 10.

g) Material shall match exposed surfaces and be furnished by the manufacturer/supplier.

h) Fillers at inside corners where two elevations of casework meet shall be equal in width and not wider than 76.2 mm [3”], unless required for hardware clearance during operation.

3.4.6.4 Soffit and Fascia Panels

a) Joints are not permitted:

Premium Custom Economy
In material less than 2438 mm [96”] of horizontal grain or directional pattern and 1219 mm [48”] of vertical grain or directional pattern In material less than 2438 mm [96”] of horizontal grain or directional pattern and 1219 mm [48”] of vertical grain or directional pattern No requirement

b) Soffit and fascia panels shall be a minimum of 12.7 mm [.500”] thick.

c) At fascia panels, grain direction (if any) shall run vertical, or be at the option of the manufacturer/supplier if less than (See Figure 85):

Premium Custom Economy
38.1 mm [1.500”] tall 305 mm [12”] tall 305 mm [12”] tall

d) Where soffit and fascia panels meet, grain direction shall be continuous.

Figure 85

Figure 85

3.4.7 Edges, Exposed and Semi-Exposed

a) Edgebanding is required.

b) Top edge of the cabinet ends less than 2032 mm [80”] above the floor or, when visible from above, shall be:

Premium Custom Economy
Edgebanded with material compatible to the exposed exterior surface Edgebanded with material compatible to the exposed exterior surface At the option of the manufacturer/supplier

c) Bottom edges of wall cabinet ends and light valances shall be of a:

Premium Custom Economy
Material and color to match the exposed exterior surface Material and color to match the exposed exterior surface Material compatible to the exposed surface

d) Bottom edges of aprons shall be edgebanded.

e) Edgebanding grain direction shall run parallel to the long direction of the edge regardless of grain and/or pattern of the panel surface.

f) T-moulding must be specified.

g) At exposed surfaces, dadoes or lock joints shall:

Premium Custom Economy
Not run through the edgebanding Not run through the edgebanding No requirement

h) Unless otherwise specified, the sequence of edge/face lamination shall be at the option of the manufacturer/supplier. Sequence of edge/face lamination shall be consistent throughout the project.

3.4.7.1 Edges, Decorative Laminate Casework (Assembled Unit Including Doors and Drawer Fronts)

a) Edges shall be HPDL, PVC, or ABS a minimum of .5 mm [.018”] thick and maximum of 3 mm [.118”] at the manufacturer’s choice.

b) PVC and ABS shall be well matched to the exposed face.

c) PVC and ABS edgebanding thicker than 1 mm [.039”] shall be radiused or beveled on edges and corners.

d) HPDL edgebanding shall match exposed surfaces.

3.4.7.2 Edges, Transparent Finish Casework (Assembled Unit Including Doors and Drawer Fronts)

a) Edgebanding on exposed edges is required and shall be compatible for color and grain with exposed surfaces.

b) Exposed edges shall be edgebanded with solid wood, veneer, or veneer tape a minimum of .5 mm [.018”] thick to match the exposed exterior surface.

c) Veneer tape edgebanding thicker than 1 mm [.039”] be shall be radiused or beveled on edges and corners.

d) Finger joints in veneer tape used as edgebanding are permitted.

3.4.8 Edges, Doors

a) At edgebanding thickness less than 6.4 mm [.250”], the sequence of applying edgebanding shall be at the option of the manufacturer/supplier.

b) Wood edgebanding thickness greater than or equal to 6.4 mm [.250”] on face shall be mitered.

c) At back-beveled edges, edgebanding shall be specified.

d) Doors shall be edgebanded at all four edges except when back-beveled or when composed of solid wood.

3.4.8.1 Edges, Opaque Finish Doors

a) At opaque finish:

Premium Custom Economy
MDO shall be edgebanded All edges shall be filled or edgebanded All edges shall be filled or edgebanded
MDF shall be filled or edgebanded at the option of the manufacturer/supplier

3.4.8.2 Edges, Sliding Doors

a) Top and bottom edges are concealed and not required to be edgebanded or filled.

b) Vertical edges are considered exposed and shall be edgebanded.

3.4.8.3 Edges, Stile and Rail Doors

a) Doors manufactured/supplied from panel products shall be edgebanded or finished to match exposedsurfaces.

3.4.8.4 Edges, Glass Doors

a) Frameless glass doors shall have:

Premium Custom Economy
Exposed edges flat polished Exposed edges flat polished Exposed edges flat ground

3.4.9 Edges, Drawers

3.4.9.1 Edges, Drawer Fronts and False Fronts

a) At edgebanding thickness less than 6.4 mm [.250”], the sequence of applying edgebanding shall be at the option of the manufacturer/supplier.

b) Wood edgebanding thickness greater than or equal to 6.4 mm [.250”] on face shall be mitered.

c) At back-beveled edges, edgebanding shall be specified.

d) Drawer fronts and false fronts shall be edgebanded at all four edges except when back-beveled or when composed of solid wood.

3.4.9.2 Edges, Opawue Finish Drawer Fronts

a) At opaque finish:

Premium Custom Economy
MDO shall be edgebanded All edges shall be filled or edgebanded All edges shall be filled or edgebanded
MDF shall be filled or edgebanded at the option of the manufacturer/supplier

3.4.9.3 Edges, Transparent Finish Drawer Boxes

a) Top edges of drawer box shall be edgebanded.

b) At veneer core of seven-ply or more with no voids, edgebanding is not required.

c) At transparent finish panel product drawers:

Premium Custom Economy
Edgebanding shall match drawer side surface Edgebanding shall match drawer side surface Veneer core edges shall be filled and sanded smooth

3.4.9.4 Edges, Opaque Finish Drawer Boxes

a) Top edges of drawer box shall be filled and sanded smooth or edgebanded.

3.4.9.5 Edges, Decorative Laminate Drawer Boxes

a) Top edges of drawer box shall be edgebanded.

b) Edgebanding shall match drawer box color.

3.4.9.6 Edges, Solid Wood Drawer Boxes

a) At solid stock, drawer edges shall be:

Premium Custom Economy
Stop shaped or eased Profiled at the option of the manufacturer/ supplier Profiled at the option of the manufacturer/ supplier

3.4.10 Edges, Shelves

3.4.10.1 Edges, Adjustable Shelves

a) Edges of adjustable shelves at semi exposed surfaces shall match interior or exterior surfaces at the option of the manufacturer/supplier.

b) If the gap between the end of a shelf and the interior cabinet body exceeds 6.4 mm [.250”], both ends of the shelf shall be:

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Edgebanded Edgebanded At the option of manufacturer/supplier

3.4.10.2 Edges, Pullout Shelves

a) Edges of writing or utility shelves shall be edgebanded with a material compatible in color to the exposed interior surface.

3.4.11 Tolerances

3.4.11.1 Machining, Exposed and Semi-Exposed Surfaces

a) Machining rules for exposed and semi-exposed surfaces shall comply with smoothness requirements.

b) Sharp edges shall be eased.

c) Flat wood surfaces which can be sanded require a minimum of:

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150 grit sanding 120 grit sanding 15 KMPI or 100 grit sanding

d) Profiled and shaped wood surfaces require a minimum of:

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120 grit sanding 20 KMPI or 120 grit sanding 15 KMPI or 100 grit sanding

e) Turned wood surfaces require a minimum of:

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180 grit sanding 120 grit sanding 15 KMPI or 100 grit sanding

f) Visible sanding marks, excluding turned surfaces, shall be inconspicuous.

g) Tear out, knife nicks, or hit or miss machining is not permitted.

h) Glue or filler shall be inconspicuous and match the adjacent surface for smoothness.

3.4.11.2 Machining, HPDL, PVC, and Prefinished Wood

a) HPDL, PVC, and prefinished wood edges shall be machined flush and filed, sanded, or buffed to remove machine marks and sharp edges.

b) Overlap (See Figure 23, F) shall not exceed:

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.1 mm [.004”] for a maximum length of 25.4 mm [1”] in any 1219 [48”] run .1 mm [.004”] for a maximum length of 25.4 mm [1”] in any 610 mm [24”] run .1 mm [.004”] for a maximum length of 50.8 mm [2”] in any 305 mm [12”] run

c) Chip-out (See Figure 24, G) in area G shall be inconspicuous when viewed at:

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610 mm [24”] 1219 mm [48”] 1829 mm [72”]

d) Over-machined (See Figure 25, H) removal of color or pattern of face material shall be limited to:

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.8 mm x 38.1 mm [.031” x 1.500”] and shall not occur within 1829 mm [72”] of a similar occurrence .8 mm x 76.2 mm [.031” x 3”] and shall not occur within 1524 mm [60”] of a similar occurrence 2.4 mm x 152.4 mm [.094” x 6”] and shall not occur within 1219 mm [48”] of a similar occurrence

3.4.11.3 Edge and Face Alignment

a) Doors, drawer fronts, and false fronts shall be properly sized to permit edge alignment between doors and adjacent drawers.

b) Edge alignment of doors and drawers (See Figure 30-N), in both the vertical and horizontal plane, shall not exceed:

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.8 mm [.031”] 1.2 mm [.047”] 1.6 mm [.063”]

c) Doors and drawers shall align on the same flat plane as one another (See Figure 30-J) with a variance not to exceed:

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.8 mm [.031”] 1.6 mm [.063”] 3.2 mm [.125”]

 

Figure 30

Figure 30

3.4.11.4 Maximum Uniform Gap Variance, Reveal Overlay Frameless

a) In reveal overlay frameless construction, the maximum uniform reveal (See Figure 43) within a cabinet elevation, between any edge of a door and/or drawer and another door and/or drawer or finished end, and doors hung in pairs, shall be as specified. If not specified, the following conditions shall apply (See Figure 43):

b) “X” shall be 3.2 mm [.125”], subject to a maximum uniform variance of:

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+/- .8 mm [.031”] +/- 1.6 mm [.063”] +/- 2.4 mm [.125”]

c) “Y” shall be determined by the hinge overlay.

d) “Z” varies from 3.2 mm [.125”] to 9.6 mm and shall be consistent across elevations (See Figure 15). However, for laboratory countertops, reveal at “Z” may be 6.4 mm [.250”] to 25.4 mm [1”] to permit attachment of laboratory equipment. (See Figure 17)

3.4.11.5 Maximum Uniform Gap Variance, Flush Overlay Frameless

a) In flush overlay frameless construction, the maximum uniform reveal (See Figure 44) within a cabinet elevation, between any edge of a door and/or drawer and another door and/or drawer or finished end, and doors hung in pairs, shall be as specified. If not specified, the following conditions shall apply (See Figure 44):

b) “X” shall not exceed 3.2 mm [.125”].

c) “Y” shall not exceed 1.6 mm [.063”].

d) “X” and “Y” are subject to a maximum uniform variance of:

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+/- .8 mm [.031”] +/- 1.6 mm [.063”] +/- 2.4 mm [.125”]

e) “Z” varies from 3.2 mm [.125”] to 9.6 mm and shall be consistent across elevations (See Figure 15). However, for laboratory countertops, reveal at “Z” may be 6.4 mm [.250”] to 25.4 mm [1”] to permit attachment of laboratory equipment. (See Figure 17)

3.4.11.6 Maximum Uniform Gap Variance, Reveal Overlay Face Frame Construction

a) In reveal overlay face frame construction, the maximum uniform reveal (See Figure 45) within a cabinet elevation, between any edge of a door and/or drawer and another door and/or drawer or cabinet component, and doors hung in pairs, shall be as specified. If not specified, the following conditions shall apply (See Figure 45):

b) “X” shall not exceed 3.2 mm [.125”], subject to a maximum uniform variance of:

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+/- .8 mm [.031”] +/- 1.6 mm [.063”] +/- 2.4 mm [.125”]

c) “Y” shall be as specified, indicated, or agreed. “Z” varies from 6.4 mm [.250”] to 25.4 mm [1”] and shall be consistent across elevations (See Figure 16).

3.4.11.7 Maximum Uniform Gap Variance, Inset Face Frame Construction

a) At inset face frame construction, the maximum uniform reveal (See Figure 46) within a cabinet elevation, between any edge of a door and/or drawer and another door and/or drawer or cabinet component, and doors hung in pairs, for “X” shall not exceed 3.2 mm [.125”], subject to a maximum uniform variance of:

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+/- .8 mm [.031”] +/- 1.6 mm [.063”] +/- 2.4 mm [.125”]

b) “Y” and “Z” shall be as specified, indicated or agreed.

Figure 46

Figure 46

3.4.11.8 Fitness and Warp

a) Flatness and warp of cabinet doors (See Figure 5-E) shall not exceed the grade tolerances indicated below in the diagonal or width and/or length as a linear ratio.

b) Flatness of installed and removable sheet products (See Figure 5, E), including doors, shall not exceed the following per lineal 305 mm [12"]:

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+/- .8 mm [.031"] +/- 1.2 mm [.063"] +/- 1.6 mm [.125"]

c) Flatness and warp tolerances of cabinet doors shall not exceed a maximum of 6.4 mm [.250"] in any single door.

d) Measurements for flatness and warp shall be taken on the concave face of the panel.

Figure 5

Figure 5