Bathtub/shower tray support

摘要: A floor support structure for a bathtub or shower tray floor, taking the form of separate element to be used in conjunction with traditional as unitary formed integrated therein. The supports include hollow plastic shell having lower surface lying on planar subfloor, an upper contoured desired shape and peripheral sidewall extending there between. Preferably, drain hole is which also interconnects surfaces thereby defining interior cavity. cavity filled expandable thermoplastic foam beads are expanded place steam order substantially fill thermally bonding together wall. bead capable being compressed without substantial permanent set.