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3.4 Aesthetic

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

b) Surface terminology category examples may be found in Supplemental Information, herein (See also, Figure 86).

c) Product default shall include:

  • Overlay is at the option of the manufacturer/supplier.
  • 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)

d) Unless otherwise indicated or noted within this standard, materials with a defined grain and/or directional pattern shall be applied and assembled with grain and/or pattern orientation at the option of the manufacturer/supplier.

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

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

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

h) Final adjustments for gaps, flushness, and alignment shall be in accordance with the Custom Grade requirements set forth in ANSI/AWI 0620 - Finish Carpentry/Installation
(latest edition).

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

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

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

Figure 86

3.4.1.1 Face Frame Construction

a) Fastening through an exposed face frame surface is permitted if inconspicuous.

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

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)

Figure 15
Figure 15

3.4.1.3 Tops and Bottoms

a) Tops and Bottoms of wall-hung cabinets for exposed interior shall be uniform in thickness for the entire elevation or connected elevations except when concealed behind a minimum 38.1 mm [1.500”] face frame component.

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 the same color and pattern as the exposed surface.

b) Exposed ends shall be of integral construction or secondarily applied.

c) When viewed from the exterior side, ends shall conceal all other cabinet body components.

d) Secondarily applied exposed ends shall be mechanically fastened to the cabinet body. When viewed from the exterior side, fasteners shall be inconspicuous.

e) 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 required.

b) At multiple-panel backs where panels intersect, joints shall be inconspicuous at exposed or semi-exposed interiors.

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

3.4.1.6 Base Support Assemblies

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).

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) does not exceed .4 mm [.016”].

e) Flushness variations in exposed and semi-exposed surfaces (See Figure 26, D) when mitered or butted shall not exceed .4 mm [.016”].

f) Gaps in exposed and semi-exposed surfaces, when mitered or butted (see Figure 30, A) shall not exceed .4 mm [.016”] 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 .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.

h) Gaps in exposed and semi-exposed surfaces, when mitered or butted (see Figure 30, C), shall not exceed .4 mm [.016”].

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

j) Sheet and laminated wood 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 at the option of the manufacturer/supplier.

b) Material 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 of specified color or pattern.

3.4.1.10 Exposed Interior Surfaces, Decorative Laminate Casework

a) At doors and drawer fronts, interior face shall be the same material thickness as face, color to match interior or face.

b) Exposed interior surfaces, except at doors and drawer fronts, require HPDL or TFL compatible to exposed exterior surface for color, grain, and pattern.

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) Product shall be finished with a finishing technology per ANSI/AWI 0400 -Factory Finishing (latest 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) Material shall be of the specified species, cut, veneer match, and solid stock and/or veneer shall be compatible for color.

b) Veneer for transparent finish shall be a minimum of ANSI/HPVA HP-1 (latest edition) Grade B.

3.4.1.14 Exposed Interior Surfaces, Transparent Finish

a) Surfaces at transparent finish require the same species as the exposed exterior surface.

b) Veneer for transparent finish shall be a minimum of ANSI/HPVA HP-1 (latest edition) Grade B.

c) Veneer at interior face of door and drawer fronts shall be a minimum of ANSI/HPVA HP-1 (latest edition) Grade B face of the same species and cut as the exposed exterior surface.

3.4.1.15 Semi-Exposed Surfaces, Transparent Finish

a) Solid wood shall be compatible for color.

b) Surfaces shall be a minimum of ANSI/HPVA HP-1 (latest edition) Grade C, species at the option of the manufacturer/supplier or HPDL or TFL.

3.4.1.16 Opaque Finish Casework

a) Product shall be finished with a finishing technology per ANSI/AWI 0400 - Factory Finishing (latest edition) of the manufacturer/supplier’s choice.

3.4.1.17 Exposed Exterior Surfaces, Opaque Finish

a) Opaque finish permits substrates of MDF, MDO, closed-grain 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 ANSI/HPVA HP-1 (latest edition) Grade C.

3.4.1.18 Exposed Interior Surfaces, Opaque Finish

a) Opaque finish permits substrates of MDF, MDO, closed-grain hardwood veneer, or solid stock.

3.4.1.19 Semi-Exposed Surfaces, Opaque Finish

a) Opaque finish permits substrates of MDF, MDO, closed-grain 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.

c) 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.

d) Grained or patterned faces on doors shall be vertical.

e) Solid wood doors are not permitted, except at stile and rail doors.

3.4.2.1 Doors, Hinged

a) Hinges shall align horizontally when adjacent and exposed.

b) At flush overlay, 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 not required to be finished.

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

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

3.4.2.2 Doors, Sliding

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

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) 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.

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

e) Frameless glass sliding doors require formed or extruded tracks.

f) 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.

g) Frameless glass sliding doors shall have 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) Stile and rail components shall be a minimum of 38.1 mm [1.500”] in width.

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

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

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

f) At panels, direction of grain or pattern shall run vertically and adjacent door panels for transparent finish shall match for color.

g) When solid stock is used with veneer panels solid stock and veneer panel shall be compatible for color.

h) Flat panels shall be a minimum of 6.4 mm [.250”] thick.

i) At flat panels, edge glued solid stock is permitted if a minimum of 12.7 mm [.500”] thick and is 350 mm [13.75”] wide or less.

j) At raised panels edge glued solid stock is permitted for panels 350 mm [13.75”] wide or less.

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

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

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

3.4.2.4 Doors, Glazed

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

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

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

d) Mechanically fastened glass clips (See Figure 32) are permitted in lieu of continuous stops when installed per clip manufacturer/supplier documented instructions.

e) Continuous silicone or glazing putty used as a stop is permitted.

f) Exposed rabbet shall be painted or stained compatible to the exposed interior surface.

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 20) 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 22)

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

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 20) 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 22)

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

3.4.3.1 Drawer Boxes, Decorative Laminate

a) At HPDL or TFL drawer box joinery, visible core shall be edgebanded, painted, or stained to match drawer side.

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 compatible for color with drawer box system at the option of the manufacturer/supplier.

3.4.3.3 Drawer Fronts and False Fronts

a) Grained or patterned faces shall run either vertically or horizontally at the option of the manufacturer/supplier and shall be consistent throughout entire project. (See Figure 20 and Figure 22)
b) 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 and shall be consistent throughout entire project. (See Figure 18 and Figure 19)

3.4.4 Shelves

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

3.4.4.1 Shelves, Fixed

a) Thickness shall be uniform at each elevation or connected elevations in open casework.

3.4.4.2 Shelves, Adjustable

a) Minimum shelf depth shall be 6.4 mm [.250”] less than the interior cabinet depth.

b) Minimum shelf length shall be (See Figure 36) 3.2 mm [.125”] less than the interior cabinet width plus any additional offset created by the shelf rests used.

c) 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.

d) Metal shelf standards shall be recessed in a plow with the face slightly proud of the cabinet side surface with the core not exposed.

e) Metal shelf standards shall extend vertically to within 152.4 mm [6”] of the interior top and bottom of the cabinet shelf space.

Figure 36

3.4.5 Dividers

a) Shall permit the use of hardboard 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 semi-exposed surfaces.

3.4.6.2 Cut-Outs

a) Shall have a minimum 6.4 mm [.250”] radius at inside corners.

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

3.4.6.3 Scribed Fillers and Closure Panels

a) Aesthetic requirements of installed scribed fillers, scribed mouldings, scribed allowances, and closure panels shall be in accordance with ANSI/AWI 0620 -Finish Carpentry/Installation (latest edition).

b) Casework shall be scribed to finished walls and/or ceilings at voids between cabinets and adjacent walls and/or ceilings using scribed fillers, scribed mouldings, scribed allowances, scribed closure panels, scribed corner closure panels or HPDL closures.

c) Scribed fillers (See Figure 8) and scribed mouldings (See Figure 9) shall have a maximum installed width of 76.2 mm [3”].

d) Scribed fillers and closure panels shall be a minimum of 6.4 mm [.250”] thick, except at HPDL closures where permitted (See Figure 41). HPDL closure thickness shall be at the option of the manufacturer/supplier.

e) Exposed material shall match exposed surfaces and be furnished by the manufacturer/supplier.

f) For scribed allowance options, see Figure 10.

g) Voids less than 76.2 mm [3”] in width at the top and bottom of a cabinet shall have scribed closure panels (See Figure 42). HPDL closure (See Figure 41) is permitted at the top of a cabinet when above 2032 mm [80”] unless visible from above.

h) Voids in width greater than or equal to 76.2 mm [3”] at the top and bottom of
a cabinet shall have scribed closure panel (See Figure 42) or scribed corner closure panel (See Figure 103)

i) Voids at inside corners where two elevations of casework meet shall use scribed inside corner fillers (See Figure 104) and be equal in width and not wider than 76.2 mm [3”] unless required for cabinet operation.

3.4.6.4 Soffit and Fascia Panels

a) Joints are not permitted in material less than 2438 mm [96”] of horizontal grain or directional pattern and 1219 mm [48”] of vertical grain or directional pattern.

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

c) At fascia panels, grain direction shall be at the option of the manufacturer/supplier and shall be consistent throughout the entire project.

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

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 shall be edgebanded with material well matched to the exposed exterior surface.

c) Bottom edges of wall cabinet ends and light valances shall be edgebanded with material well matched to the exposed exterior surface.

d) Bottom edges of aprons shall be edgebanded with material well matched to the exposed exterior surface.

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 only if specified.

g) At exposed surfaces, dadoes or lock joints shall not run through the edgebanding.

h) 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 option of the manufacturer/supplier.

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

c) PVC and ABS shall be compatible for color to the exposed exterior surface.

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”] shall be radiused or beveled on edges and corners.

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

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”] shall be radiused or beveled on edges and corners.

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

3.4.8.1 Edges, Opaque Finish Doors

a) All edges shall be filled or edgebanded.

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 exposed surfaces.

3.4.8.4 Edges, Glass Doors

a) Exposed edges at frameless glass doors shall be flat polished.

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, Opaque Finish Drawer Fronts

a) All edges shall be filled or edgebanded.

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) Edgebanding shall match drawer side surface.

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) Drawer edges shall be profiled at the option of the manufacturer/supplier.

3.4.10 Edges, Shelves

3.4.10.1 Edges, Adjustable Shelves

a) Edges 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 edgebanded.

3.4.10.2 Edges, Pullout Shelves

a) Edges of writing or utility shelves shall be edgebanded with a material compatible for 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 the following smoothness requirements.

b) Sharp edges shall be eased.

c) Flat wood surfaces which can be sanded require a minimum of 120 grit sanding.

d) Profiled and shaped wood surfaces require a minimum of 20 KMPI or 120 grit sanding.

e) Turned wood surfaces require a minimum of 120 grit sanding.

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

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

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

3.4.11.2 Machining, HPDL, PVC, and Prefinished Wood

a) 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 .1 mm [.004”] for a maximum length of 25.4 mm [1”] in any 610 mm [24”] run.

c) Chip-out (See Figure 24, G) in area G shall be inconspicuous.

d) Over-machined (See Figure 25, H) removal of color or pattern of face material shall be limited to .8 mm x 76.2 mm [.031” x 3”] and shall not occur within 1524 mm [60”] 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 1.2 mm [.047”].

c) Doors and drawers shall align on the same flat plane as one another (See Figure 30-J) with a variance not to exceed 1.6 mm [.063”].

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):

  • “X” shall be 3.2 mm [.125”], subject to a maximum uniform variance of ± 1.6 mm [.063”].
  • “Y” shall be determined by the hinge overlay.
  • “Z” varies from 3.2 mm [.125”] to 9.6 mm and shall be consistent across elevations (See Figure 15).

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):

  • “X” shall not exceed 3.2 mm [.125”].
  • “Y” shall not exceed 1.6 mm [.063”].
  • “X” and “Y” are subject to a maximum uniform variance of ± 1.6 mm [.063”].
  • “Z” varies from 3.2 mm [.125”] to 9.6 mm and shall be consistent across elevations (See Figure 15).

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):

  • “X” shall not exceed 3.2 mm [.125”], subject to a maximum uniform variance of ± 1.6 mm [.063”].
  • “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 ± 1.6 mm [.063”].
b) “Y” and “Z” shall be as specified, indicated, or agreed.

Figure 46

3.4.11.8 Flatness and Warp

a) Flatness and warp (See Figure 5-E) shall not exceed the 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 1.2 mm [.047”] per linear 305 mm [12”].

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