How thick should Hardibacker for tile floor?

You should use 1/4 inch thick HardieBacker for floor tile applications unless 1/2 thick panels are needed for transition purposes between adjacent rooms.

Can you tile directly over plywood subfloor?

Tile can be laid on plywood. But do not install tile directly on the plywood subfloor itself. Use an intervening layer of a sheet of thinner plywood.

What size backer board do you use for floor tile?

Cement-fiber, or similarly reinforced, backer board comes in standard 1/4 inch and 1/2 inch thicknesses. If you’re installing backer board over an existing subfloor, 1/4 inch is sufficient. If you’re installing backer board in new construction, attaching it directly to floor joists, opt for 1/2 inch sheets.

Can you use 1/2 inch Hardibacker floors?

We recommend 1/4 in HardieBacker® board for floor applications, unless 1/2 in thickness is needed for transition. On existing structures: Ensure subfloor is not damaged.

Do I need vapor barrier behind Hardibacker?

Hardibacker doesn’t need a vapor barrier or waterproofing except you do need to tape and thinset the joints.

What kind of plywood do you use for subfloor under tile?

Exterior-Grade Plywood Exterior plywood is an acceptable underlayment for tile and is preferred to interior-grade plywoods because the bonding adhesives used are waterproof. If water seeps through the tile installation to the underlayment, it will not cause the wood to swell, as happens with interior-grade plywood.

Do I need to seal plywood before tiling?

The plywood surface will then be the surface to be tiled. So your nice new clean ply floor isn’t so clean anymore and if it’s not prepared properly prior to tiling, the adhesive will just go onto the dirt on the floor and might not stick! This is why it is better to prime it than not to.

Does Hardibacker need to be waterproofed?

Hardiebacker (James Hardie): the use of a waterproof membrane, vapor barrier or vapor. retarding membrane is optional unless the local building code requires it.

Can you tile straight onto Hardibacker?

The Hardibacker will be fine to tile straight onto.

Which is better durock or Hardibacker?

Durock is too abrasive and can damage vinyl, porcelain, and enamel. HardieBacker does not contain any course materials, so it is the preferable choice. It has a warranty that extends over the use of vinyl tile applications. Durock does not.

Can a plywood subfloor be used for tiling?

The use of a plywood subfloor topped by cement backer board has made tiling much easier today than when I started my remodeling career. But there are a few The use of a plywood subfloor topped by cement backer board has made tiling much easier today than when I started my remodeling career.

How big of a subfloor do I need for tile flooring?

Trimming the bottom of a door casing with a jamb saw so the tile will fit under it. The subfloor under the tile should be at least 1 1/8″ thick, with a minimum of 5/8″ thick exterior grade plywood topped by 1/2″ cement backer board.

How big of a board do I need for hardibacker over plywood?

I need to install 1/4″ Hardibacker over 3/4″ Advantech. The Hardi mfgr says the board is to be EMBEDDED in thinset mortar using 1/4″ notches. I always thought mortar barely held to plywood of any kind so this kinda confuses me.

Can you use Hardiebacker board over concrete floor?

HardieBacker board is not designed for use over concrete. Subfloor should be minimum 5/8″ exterior-grade OSB or plywood. For the subfloor, securely glue and fasten minimum 5/8″ (16 mm) exterior grade plywood or OSB panels (PRP-108) to the floor joists.