Quick view Compare Choose Options PROWPMKIT503-KIT 48" x 60" WPM ProPan Kit ProPan® WaterProof Membrane Shower Kits create a complete fully bonded, watertight shower system that's easy to install and designed to manage moisture in showers... All in One box! Features our ProPan® Shower Base & WaterArmor WaterProof... MSRP: Was: Now: $862.03 Quick view Compare Choose Options Choose Options