General: Furnish and install as shown on plans, CareGiver® Transfer Shower Floor Model 3739 as manufactured by E.L. Mustee & Sons, Inc. Shower floor to be one-piece, molded fiberglass, using matched metal molds under extreme heat and pressure. Surface to be slip-resistant Starburst® design that does not interfere with flow of water. Size: 37″ x 39″. Tiling flange will extend not less than 1″ high to provide an integral water barrier. Threshold will be ½” high. Molded-in drain and drain seal for installation of 2″ iron DWV (Sch. 40) PVC or ABS sanitary drain pipe. Removable strainer. Shall ASTM, E84 and Code of Federal Regulation July 2018. Color: White.