Mortar Under Shower Tray Pan Plastic Roofing Felt

Should the roofing felt overlap itself at the seams and by how much.

Mortar under shower tray pan plastic roofing felt.

Apply pressure at various points across the surface to press it into the mortar. Remove the shower base and install a mortar bed if necessary. Bedded mortar is traditionally poured before the shower base is installed. Install a dam inside the drain hole.

Stay away from the edges by a few inches to make the cleanup easier. Use a trowel or cement mixer to properly mix the mortar and keep it soft until you are ready to spread it. 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. 30lb felt under bath tubs and insulation yes i do i use the 30lb felt and damp mortar in piles.

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 reason it goes in rough is so that the pan can squish it out to conform. The mortar should be about 1 inch thick. 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.

Am i right here. Use the level to help guide you in your application of. Mix mortar in a 5 gallon bucket. 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. It may be possible to fill the space between your subfloor and shower base with mortar however if you can gain access to. If you try to make it flat which i find impossible then you may as well go with the roofing paper. Spread mortar over the installation area with a trowel.

Sound deadening the threshold would still be desirable though. If you use mortar it is mixed first. Install a drain dam inside the drain pipe or drain hole to prevent mortar from falling through it. If the base is not level and cannot be leveled using shims mortar is recommended.

Terry oct 8 2013. 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. Mix a bag of mortar and spread it over the area where the shower base will sit.