Leaving the pan as-is, adding new plastic shims, installing a flexible fitting, or removing and replacing the shower pan. · to fix flexing or moving shower pans , several methods exist: One option is to reinforce the existing structure with additional support beams or braces. · id try to push mortar back under the pan as much as possible. Learn the reasons behind moving or flexing shower pans and their fixes. We installed an acrylic, shower pan set in a mortar bed and on top of a concrete slab. · fortunately, there are solutions available for fixing a flexing or moving shower pan. There appears to be some flex in the bottom of the pan so we’d like to drill some small holes and then inject/spray some foam (or something else) to fill in those voids. · there is a nice thread (here) on the tile ready shower pan and i have offered on means of repairing the flexing little rip offs. · in conclusion, fixing a flexing shower base is crucial for ensuring the safety and longevity of your shower. · plastic or fiberglass shower pans can move or flex. Another option is to replace the entire shower pan with a more stable material, such as fiberglass or acrylic. Something that may help with the flexing drain would be to install a davke 3000 shower drain which will allow some flexing of the drain as it uses a no-hub connection to the drain pipe which is more forgiving. You are also in for a surprise when it comes time to install tile on that pan , so before you go any further check that thread. While the process may seem daunting, there are several approaches you can take to reinforce the base and restore its stability.
