Durable, lightweight PROVA® shower pans made of high-density expanded polystyrene (EPS) are pre sloped 1/4" per linear foot to facilitate water flow to the shower drain. These premade shower bases eliminate the need for a time-consuming mortar base and install quickly and easily using a grooved bottom surface to create strong adhesion to a suitable substrate. Easily trim to size if a smaller footprint is necessary.
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