Restore the floor with automobile polish.
How to fix a shower floor.
After cleaning and drying the floor apply an automotive white polishing compound to the floor.
Doing so will remove contaminants that will hamper your repair and prepare your fiberglass floor for the next step.
Clean the fractured surface with a damp cloth dabbed in acetone.
Use a shower pan repair kit for a hole or crack in the shower floor or for a crack caused by lack of support between the wall and the shower surround.
Understand and fix your leaky tile shower pan to get rid of mildew mold and rotting wood.
For large holes in the floor of a tub or shower unit use an expanding foam product to fill the cavity below the floor.
How to repair a tile shower floor.
Below are the materials that you need along with the instructions on how to repair a fiberglass shower floor.
If built correctly a shower floor built over a mortar bed can be long lasting and reliable.
This will help support the floor preventing future cracks.
Smooth the mud out and create a 1 4 inch slope per foot of shower floor space toward the drain.
Once the paint dries add a final layer of urethane compound and buff the area to create a smooth hard finish.
Apply bathtub repair paint to create a smooth well matched surface.
If the crack is minor you may be able to repair it without incurring the cost of retiling the area.
A paste type kit works well for minor cracks.
Step 1 clean the cracked surface.
However the complexity of the process can cause many issues down the road if several key steps are not properly executed.
Use the product according to the directions on the can and trim or sand off any excess foam that is protruding about the finished surface.
Pack deck mud onto the floor over the mesh starting at the drain and working your way toward the walls.