General: DURABASE-LP® rectangular, single threshold 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 Pebble Grain design. Size ___” x ___”. 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 2 ½” high. Center drain opening accommodates multiple third-party drain assemblies. ANSI Specification Z 124-2022. Color: White