High-gloss acrylic shower enclosures are a step up from lightweight fiberglass showers, but most acrylic showers don't feel as substantial or luxurious as a shower made from Swanstone solid ... The sheets are made from water-resistant silicone-treated gypsum, reinforced on both sides by fiberglass mats. The tile side is sealed with a waterproof coating. It’s typically available in 1/2-in. thick, 4 x 5-ft. sheets, but tile dealers carry other sizes, including 1/4-in. thick sheets. The American Standard Alcove Shower Bases are made from acrylic with fiberglass reinforcement for durability. The shower bases feature a single threshold, high gloss finish, and textured bottom. They are available in a variety of sizes to fit any bathroom. The following five-part series gives a basic overview of building a shower floor for tile. If you would like a complete step-by-step of the entire process with all the little idiosyncrasies and details I now have manuals describing the complete process for you from bare wall studs all the way up to a completely waterproof shower substrate for your tile. Everyone understands the stability of bedrock. At Oasis this principle is exhibited in our "Bedrock Solid" floor system. Those annoying creaks and flex points experienced with other composite floors are eliminated with our composite encased BALSAWOOD core. Get free 2-day shipping on qualified Fiberglass, Shower Bases & Pans products or buy Bath department products today with Buy Online Pick Up in Store. Fiberglass - Shower Bases & Pans - Showers - The Home Depot When either redesigning or constructing a shower, the floor is an important piece to think about. Picking the right choice from the many shower floor options can make or break your shower. Taking a look at the main things to worry about, and the options available will let you make the best decision.