Size & Fit
Desk Height Standards: Why 30 Inches Fails EN 527 by 2 mm
Desk height standards disagree by market: EN 527 fixes 740 mm, BIFMA guides 22-46.5 in, ADA caps 34 in. The real numbers, the gaps, and what to quote.
Size & Fit
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Size & Fit
Toilet Rough-In Dimensions: The Number Nobody Labels
Toilet rough-in dimensions decide whether a pan fits at all, yet no standard defines them. How to measure, label and publish the 10/12/14 in spec.
Size & Fit
Length, Width, Height Order: Why Buyers Read It Wrong
Length width height order is not a standard. GS1 defines width by the face you are looking at, then flips it on the shipping case. Here is what to send buyers.
Size & Fit
ADA Clearance Dimensions: 8 Numbers US Buyers Check
ADA clearance dimensions decide whether your table or desk passes a US review: 28-34 in tops, 27 in knee clearance height, 30x48 in clear floor space.
Size & Fit
Dining Chair Seat Height: The 10-Inch Rule and Its Limits
Dining chair seat height is set by the table, not the chair: keep 10-12 in (25-30 cm) between the seat and the apron underside. Numbers, limits, exceptions.
Size & Fit
What Size TV Stand for a 65-Inch TV? The 4 Numbers
What size TV stand for a 65-inch TV: the screen is 56.7 in wide, not 65 — plus foot span, usable top width and height, and the numbers to publish.
Size & Fit
Countertop Overhang: Three Standards, Three Limits
Countertop overhang has three different published limits, and none is the 1.5 in everyone quotes. Front lip, cantilever, seating knee space and load, sourced.
Size & Fit
Aluminium Extrusion Slot Width: Why 2020 Is Not a Spec
Aluminium extrusion slot width is the number 2020 never tells you. Five ordering mistakes, the kg/m test, and the eight-field spec block that ends them.
Size & Fit
Drawer Slide Clearance: Lock 4 Numbers Before You Cut
Drawer slide clearance is 12.7 mm per side for side-mount and a material-dependent deduction for undermount. Here is the order to lock the numbers in.
Size & Fit
Cabinet Hinge Boring Dimensions: Five Numbers, Not One
Cabinet hinge boring dimensions are five numbers, not one: 35 mm cup, 13 mm depth, drilling distance, fixing pattern and cup position along the door.
Size & Fit
Full Overlay vs Half Overlay: Two Answers, 9.5 mm Apart
Full overlay vs half overlay means different geometry on face-frame and frameless cabinets: the door-size math, the reveal, and what to ask before cutting.
Size & Fit
What Size Dining Table Seats 8? Run the Clearance Math
What size dining table seats 8 takes three numbers, not one: edge length per person, table width, and the clearance behind the chairs. With the full sizing table.