Mortar Under Shower Tray Pan Plastic Roofing Felt

Install a drain dam inside the drain pipe or drain hole to prevent mortar from falling through it.

Mortar under shower tray pan plastic roofing felt. Remove the shower base and install a mortar bed if necessary. If the base is not level and cannot be leveled using shims mortar is recommended. 30lb felt under bath tubs and insulation yes i do i use the 30lb felt and damp mortar in piles. The reason for piles is so you may lower the tub and it should be able to squish down.

Spread mortar over the installation area with a trowel. Apply pressure at various points across the surface to press it into the mortar. Darn it i wish i felt confident about doing a leak proof mortar bed pan myself. Bedded mortar is traditionally poured before the shower base is installed.

I know when i hang my durock to leave 1 2 or 1 between the pan and the durock that i will fill with silicone so that the durock doesn t wick the moisture into the walls. Install a dam inside the drain hole. Stay away from the edges by a few inches to make the cleanup easier. If you try to make it flat which i find impossible then you may as well go with the roofing paper.

If you use mortar it is mixed first. I played with an open box lasco shower base at hd last night and the threshold is very rigid so that may not be the worry i was afraid it might be. The fins on the bottom of the shower base will embed in the mortar creating a very rigid shower floor that won t flex when you walk on it. Terry oct 8 2013.

Should the roofing felt get tucked behind my shower pan. To install a mortar base mix the mortar in a large five gallon bucket with water. Mix a bag of mortar and spread it over the area where the shower base will sit. It may be possible to fill the space between your subfloor and shower base with mortar however if you can gain access to.

Should the roofing felt overlap itself at the seams and by how much. Use the level to help guide you in your application of. The mortar should be about 1 inch thick. If you have a continuous bed of mortar it may not lower all the way the tub nowhere for the mortar to spread because it is just a damp mix.

Use a trowel or cement mixer to properly mix the mortar and keep it soft until you are ready to spread it. Sound deadening the threshold would still be desirable though. Am i right here.