Backer Board Over Sheet Vinyl

Hardiebacker board can go over linoleum or vynil composition tile but james hardie does not recommend that you install hardiebacker over cushioned vinyl.

Backer board over sheet vinyl. Cut the boards to fit the perimeter of the room with a carbide tipped scoring tool. To smooth the floor i covered screw heads and seams in the cement fiber board with thinset. Here is my concern. The floor is now smooth.

The second problem with tiling over vinyl is the underlayments used for vinyl installation. I have since decided to install vinyl sheet flooring. One conractor will install 3 8 green guard insulation backerboard over the sheathing. Attach the backer board to the floor using self countersinking screws such as backer on screws available at the home depot.

If you lay vinyl over it the vinyl will conform to all the imperfections in the cement board and your vinyl flooring will appear dimpled not smooth. If the vinyl was applied over a wood subfloor you should install 1 2 thick cement backer board on top of it first using corrosion resistant screws driven into the floor joists. The other will wrap the sheathing with tyvek then apply 3 4 dow high performance insulation over the tyvek not sure if the 3 4 is a typo since i thought that that product came in 1 4 and 3 8. In my opinion vinyl tiles are out as well due to the fact that the thinset bond is only as good as the bond of the surface under it and i ve seen vinyl tiles especially peel and stick let go way too easily.

Another option to backer board on wood floors is one of the new polyethylene membranes such as schluter ditra. Mix up thin set adhesive in a bucket using a mixing paddle chucked in a drill. I m having my house resided with vinyl. Lay the cement backer board on the floor while the thin set is still wet.

Second the strength of wood boards isn t always consistent. Use a notched trowel to apply thin set adhesive to the vinyl flooring. Lay out the backer board onto the vinyl to test its fit in the room. Can i put hardiebacker over linoleum or vinyl composite tile.

What backer to use before installing vinyl siding. Is thinset required under hardiebacker board sheets on floors. I ve received two of three proposals so far. First changes in humidity make solid wood shrink swell and cup more than plywood.

Apply adhesive to floor. The same is also true for sheet vinyl. Position cement backer board. The cement board is not smooth.

Each has a different method for insulating.