Install a Freestanding bath tub in minutes with the Island Tub Drain™. No muss. No fuss. No kidding. Allows for freestanding Tub location to be defined at rough-in Designed to be installed in a 8" (1-1/2" outlet) or 10" (2" outlet recommended) joist space Allows for freestanding Tub to be installed over finished floor Now Testable featuring a snap-off Test Cap HOT MOP APPLICATIONS: Due to the high temperatures in a hot mop area hot mop liquid must not come into contact with any surface of the Island Tub Drain™ or damage of the internal seal or other parts may occur. WET ROOM APPLICATIONS: The Island Tub Drain™ does not provide drainage for wet floors. Water must be kep away from the Island Tub Drain