General: Furnish and install as shown on plans, DURABASE® Shower Floor Model: _______ , as manufactured by E. L. Mustee & Sons, Inc. Floor to be one-piece, molded fiberglass, made with matched metal molds. Surface to be slip-resistant Starburst® design. Size: _______” x _______”. Shoulder will be no less than 3″ high or less than 1″ wide. Tiling flange will extend not less than 1″ higher than the threshold which provides an integral molded water barrier. Threshold will be not less than 4 1⁄2″ high. Molded-in drain and drain seal for installation of 2″ iron DWV (Sch. 40) PVC or ABS sanitary drain pipe. Removable strainer. Shall meet ANSI Specification Z 124-2022. Color: _______ (White, Bone, Biscuit).