I have seen some drill a hole through the seat base, front to back, and install PVC through the hole. Make sure to seal it well with a marine sealant. I think you would also need to take spray foam to fill in the ridges in the floor, under the flooring, so that the water would be able to drain.
7 replies
Important Information
We have placed cookies on your device to help make this website better. You can adjust your cookie settings, otherwise we'll assume you're okay to continue.