Both diameters fully satisfy ADA §609

Provides reliable balance of efficiency

the dispenser requires a rough opening that measures 15-3/4 inches in width by 20 inches in height by 9-5/8 inches in depth for proper installation

reducing risk of cross-contamination

and government facilities

Windex Glass Cleaner With Ammonia-D, 1Gal Bottle, 4/Carton - SJN696503 Nominal Size-33.125" X 18.125" X 1.25" Both diameters fully satisfy ADAFast, easy cleaning with Ammonia D. Won't streak or leave a film. Also cleans chrome, stainless steel, Plexiglas and other hard surfaces. Fast, easy cleaning with Ammonia D. Won't streak or leave a film. Also cleans chrome, stainless steel, Plexiglas and other hard surfaces. Value PackStock up and save! Application: Glass Cleaner; Applicable Material: Ceramics; Enamel; Fiberglass; Glass; Laminates; Metal; Plastic; Vinyl; Chemical Compound: Ammonia D;