Quick view Compare Choose Options ProPan Shower System ProPan® Shower Pans are made from high-density polystyrene with a liquid-applied waterproof coating. ProPan® Shower Bases have the proper slope and drain assembly built-in. ProPan® allows contractors to modify pans on the job site. Pans are... MSRP: Was: Now: $335.64 - $882.38 Quick view Compare Choose Options Choose Options