We use plastic for our cleavage membrane, but felt paper also works just as well. The water requirement changes between batches sometimes because the materials that Quikrete sources sometimes change. Quikrete 50 Lb. Deck Mud Mortar MixFor each 50 lb (22. Water Quantities There is a significant price difference in my area ($23 vs $6 per bag). I will say this, though. While tile is highly attractive, it also requires a lot of skill and care to ensure it provides a waterproof seal for the rest of the floor. It's primarily used to repair masonry cracks or holes and create thick mortar beds for tile, brick and stone. Mix one 60-lb bag of " sand topping mix " with half a 50-lb bag of sand in a large 20-gal mixing tub. 1) I know your supposed to use a sand mix for the pitched mortar beds with a 5 to 1 ratio. The overall texture of this mixture is supposed to be thick and grainy, without it being overly bumpy. It usually carbonates 1 mm in a month. Cut backerboard to the size of the walls then place it on shims inches in size then fasten the screws to the walls with backerboard screws. bags - 42 per pallet, Data Sheet Use with Acrylic Fortifier (No. This is a combination of two or more of the above materials. There are pre-mixed mortar products that contain only sand and portland, and these can be used to make deck mud. Both all-purpose joint compound and topping compound are drying compounds, which means they harden when all the water they contain evaporates. Deck mud is durable too, but its not suitable for areas near Water. The layers of a thick bed of deck mud are suitable for all kinds of pavements, tiling, masonry, and travertine due to its thick consistency.