What to do with the space between the tub and the concrete slab?
seal the gap
Ideally, you should leave a 1/8-inch gap, over which the sealant is applied. A good option would be to fix the concrete slab on the flange of the bathtub or, alternatively, to fit it and place it next to the bathtub.
How to fill the space between the tub and the concrete slab?
Technically, once the tile has been placed on the substrate, the space between the tile and the rim of the tub should be filled with ASTM C920 sealant (silicone-type sealant). Although some say that it should have drainage holes along this space so that the water can drain into the bathtub behind it.
Do you leave an empty space between the concrete planks?
Align all joints of HardieBacker concrete slabs. Do not align with subfloor joints. Never allow all four corners of the boards to meet at one point. A 1/8-inch space between board edges is recommended.
Do you put concrete slabs on the bathtub flange?
Your concrete slab is level with the flange. It is thicker, so it hangs at the end. Tip If you’re just using concrete board, I recommend using 1/2-inch. Also, I’m a big fan of the Hardbacker because it doesn’t leak or hold water.
What to do with the space between the tub and the concrete slab?
Ideally, you should leave a 1/8-inch gap, over which the sealant is applied. A good option would be to fix the concrete slab on the flange of the bathtub or, alternatively, to fit it and place it next to the bathtub. fourteen
How to fill the gaps in a concrete slab?
REACT. ANSWER No, there should be no gap between the top of the tank flange and the base plate of the wall. 09
Does the concrete board go over the shower tray?
Ideally, you should leave a 1/8-inch gap, over which the sealant is applied. A good option would be to fix the concrete slab on the flange of the bathtub or, alternatively, to fit it and place it next to the bathtub. fourteen
How to fill the gaps between the concrete slabs?
ANSWER No, there should be no gap between the top of the tank flange and the base plate of the wall. The back wall should overlap the tank flange so that the tile has a stable base to attach to. To do this, the support plate must be level so that the wall is cantilevered.
Should there be a gap between the concrete panel and the tub?
Firmly align the ends and edges of the panels, but do not exert force and leave 1/4 of the space between the panels and the exterior walls. Space the joints at least 16 so that the four corners never meet. Move panel joints at least 8 from bottom joints.
How much space do you need between Durock?
However, after fixing the support to the ground, it remains only to fill the joints and wait for the mortar to dry. It is usually 12 hours, but in some cases it can take up to 24 hours. Once the grout is dry, the baseboard is ready to pour the tile grout.
