The easiest, fastest way to buil a curbless, level-acess shoer. The rotating plate allows you to orient the drain in the best position, including centered on the shower base. Installing this shower former and waterproofing typically takes one day. With a TrueDEK Classic8 shower former you avoid all the difficulty and risk of notching, lowering, or altering the joists. TF8 shower formers remove the guesswork from building a shower.