Technical Booklet R Access to and Use of Buildings·Page 58·Diagram 6.4
Water closet pan key dimensions
Diagram 6.4 specifies the key dimensions for water closet pans including seat height, width, and depth measurements.
not more than 480 mm to top of toilet seat
not less than 380 mm or not more than 400 mm
not less than 350 mm or not more than 370 mm
not less than 240 mm
not less than 290 mm
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