When you install a shower pan over a wooden floor this is not just an added line of defense for the floor it also prevents the wood from absorbing the concrete s moisture too quickly and allows it to cure properly.
Shower tray installation on wooden floor.
How to install a low profile shower tray.
Purchase 4ml polyethylene or 15 lb.
Use a hammer and chisel or a handsaw to cut away the wood to make 10mm recesses for the shower tray.
The pencil mark on the wood is the top of the recess that the shower tray will fit snugly into.
Roofing felt to spread out over the wooden subfloor.
If it s not then remove the floorboards from this area and replace them with marine plywood that is more.
How to install shower tray.
If the floor is not level the shower pan will not be able to drain properly.
Installing or fitting a shower tray is very much dependent on the type of tray you are installing and the surface it s being installed on.
Fix an uneven floor using a self leveler.
Fitting or installing shower trays can be a diy job but the utmost care must be taken to ensure that the tray is both fully sealed waterproof and also totally level on the base it s sitting on once it s in place.
If the subfloor is wood waterproof it before using self leveler and before spreading mortar or adhesive.
Installation solid floor to start place the shower tray into position on the floor ensuring surface is level and mark the perimeter and waste hole on the floor including an area outside the perimeter for access to connect plumbing as dictated by the installation location after the tray has been installed.
This guide explains how to install a shower pan over existing plumbing.