If you buy a correct drain-set, a soft rubber gasket is included.
You can't get around a hole saw for this either- it will give you the perfectly round opening you need for the gasket to seat.
stinkyattic Reviewed by stinkyattic on . how do u build a edd and flow the cheap way i want to know how to build a ebb and flow step by step the cheap way like home cheap o and blows way with pvc piping can u help me and if so can u give pics lmk Rating: 5