Questions tagged [backer-board]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
1
vote
0answers
30 views

Recommended joint compound for wall mounted tile backer boards

I’ve installed pro warm tile backer boards on my bathroom walls. What’s the recommended way to fill the joints before tiling over? The Marmox guides say to use waterproof tape or joint compound. I ...
1
vote
2answers
99 views

What backer board for Kohler Choreograph in the shower - osb or greenboard?

I want to install Kohler Choreograph sheets in my shower over tub. It currently has a full fiberglass unit. Should I use osb, greenboard, or possibly cement board, and do these have to be water-...
1
vote
2answers
78 views

Can walls be built on top of backer board?

I am building a laundry room with a closet. I could frame the walls and then add backer board. However, it would be easier to apply backer board to the entire room and then frame the closet on top of ...
0
votes
2answers
47 views

Anchoring through shower tile & beyond

The attempted shower seat I recently tried to install a shower seat in my shower. It came with an aluminum wall bracket, and is anchored with 5 approximately 3'' screws inserted into typical plastic ...
1
vote
1answer
55 views

How do I keep this old shower pan water tight

I have my shower room down to the studs. It has an old terrazzo shower pan which I hope to reuse. It had an inch high metal (lead?) edging around it. It was fairly decayed so most of it has broken ...
1
vote
1answer
996 views

What is the best board to install behind a glue up tub surround?

I would think it would make sense to install a waterproof board like GoBoard or DensShield behind a fiberglass tub surround, but I can’t find an adhesive that specifically states that it is compatible ...
2
votes
1answer
135 views

Replacing particle board underlayment and building up floor height to lay tile

We are in the middle of updating our guest bathroom and while removing the vinyl flooring we found that it was sitting on a 1/2" particle board underlayment. Given that particle board in a wet ...
1
vote
1answer
53 views

What size should I cut my backer board?

I am hanging backer board for my shower and have a 5'x 3'2" tall space I need to cover. The backer board comes in 5' x 3' sheets. My question is should I Use one full sheet and then cut another down ...
2
votes
3answers
474 views

Is 15/32" Plywood okay for Subfloor under tile?

Is 15/32" plywood thick enough to be used as a subfloor under tile combined with a 1/4" hardiebacker board? The joists underneath are 2x8s that are 16" apart on center and only 4' long.
1
vote
1answer
111 views

Not level where drywall and backer board meet

In process of replacing a one piece fiberglass stall shower. Have removed it and put up backer board but line where backer board meets drywall is not level. I'd say drywall is maybe as much as 1/2" ...
2
votes
1answer
2k views

Removing bathroom tile from cement backerboard

I started removing what I believe to be 12x12 ceramic tiles which I’ve found out are adhered to a concrete backerboard which is adhered to a plywood subfloor. I’ve scoured the internet and have found ...
2
votes
1answer
154 views

Jigsaw Blade for Hardibacker

I am cutting some 1/2" Hardibacker into some 2" x 32" sections. I tried using a 6 TPI wood jigsaw blade but the blades are not lasting very long. Does anyone know if a diamond tipped or carbide ...
2
votes
1answer
488 views

Would you put heavy tile floor-to-ceiling over this “blueboard”?

We have an upstairs 9x5 bathroom in wooden construction. Ceiling height is 8 feet. Our contractor used a combination of "GoBoard" (concrete-type board) for the shower area, and "blueboard" for the ...
2
votes
2answers
1k views

Do I need to lay plywood before I lay down cementboard?

I'm remodeling my Bathroom and I had to lay down new 2 x 6" T&G boards. I plan to lay tile so I bought Hardiebacker (cement backer board). I was planning on laying down the backer board, lay ...
0
votes
1answer
71 views

Possible application to backboard in shower

I had a mild mold issue and as I tore the bottom of the window frame (in the middle of the back shower wall) I found more and more damp wood. Noticing there was plywood instead of cement board. I tore ...
1
vote
2answers
146 views

Backer board bowing on 24" inch steel studs for rock ledger panel installation

I wanted to screw Hardie backer board (.42") over my drywall to the steel studs to adhere 6" x 24" x1" stone ledger panels using polymer modified thin-set, floor to ceiling is 12'. Problem is that ...
1
vote
2answers
224 views

How should I prepare subfloor for backerboard installation in bathroom tiling project?

A couple questions about installing tile in my second floor powder room. There is tile in our kitchen on the same floor. I assume because of the kitchen tile on the same floor that my engineered ...
0
votes
0answers
107 views

Backer Boards Around Bathtub [duplicate]

I am remodeling a bathroom and I am wondering whether or not I am to cut the backerboard so that it runs behind the tub or just up to the edge of the tub. Whichever is the answer I'd appreciate a ...
1
vote
1answer
627 views

what to do where hardibacker meets drywall?

Went to remove old tile from laundry room sink backsplash and it was placed onto textured and painted wall(believe it was an after thought of previous home owner). As the tile was removed it pulled ...
2
votes
2answers
3k views

How to flatten a plywood subfloor for tile?

I've got a 5/8" plywood subfloor in my bathroom. I'm prepping to install 1/4" Hardiebacker on top of that so I can install 12x24" marble tiles. In checking for flatness, I noticed there is a 1/2" drop ...
2
votes
3answers
4k views

Retiling a tub surround, not sure how to shim it

I just ripped out the original tile and backer board on a secondary bathroom in my home and now it's time to put the new stuff up and I'm a bit stumped. The backer board was originally installed on ...
0
votes
3answers
2k views

Do I need a vapor barrier on tub surround with 1 external wall?

I know variations of this question have been asked dozens times and it seems like there is no real consensus. Each post or website I look at seems to advocate something different. I understand that ...
1
vote
1answer
6k views

Seaming HardiBacker to Drywall

I'm rebuilding my shower and using HardiBacker (1/2" thickness) in that space. I've then got normal green-board drywall that I'll be transitioning to. I figure that I'll tile up to the edge of the ...
3
votes
1answer
143 views

Securing plywood underlayment to timber sub-floor

I am laying 12mm plywood on existing timber flooring (before laying Hardiebacker board & ceramic tiles). Apart from screwing the ply to the sub-floor, should I also use grab adhesive or thinset ...
1
vote
3answers
1k views

Nailing down hardibacker on walls

I'm in the middle of a bathroom renovation, which will be tiled with large format porcelain tiles on both the floor and walls. I put 1/4" HardiBacker on the floor, laid on top of a bed of thinset as ...
3
votes
2answers
298 views

Tiling on slab or backer board

I have recently replaced the carpet in one room. I intentionally left part of the room uncarpeted that is in front of small vanity. I plan to tile it. Off to the side of the section is a bathroom ...
2
votes
2answers
130 views

How should I remove tiles and backer board from my bathroom?

I have a pink tiled bathroom and want to remove them. The tiles come up fairly easy but some do not and the backer board is intact mostly. What is the best way to remove the tiles and backer board if ...
2
votes
2answers
2k views

Should I redo this wall to avoid a mold sandwich?

Hello Internet DIYers! I'm in the process of remodeling my bathroom and I've just realized something I might have done wrong around my shower. One of the two walls of the shower is an exterior wall,...
1
vote
1answer
262 views

Tile Shower Surround—Cement Backerboard Location?

I'm in the process of remodeling an old bathroom and I'm coming up on the point where I'll need to drywall/install backer-board. I've been reading up on this and I just want to make sure I have my ...
3
votes
4answers
4k views

Is it possible to install backer-board on a curved surface?

We are replacing the carpet around our Heart Shaped tub with tile. For better waterproofing we are using cement board on the top surface. The tub is sunk in the concrete floor with a 7" step up to ...
11
votes
1answer
5k views

How do I correctly install ceramic floor tile?

How do I correctly install ceramic floor tile? There's lots of talk about using backerboard and waterproofing membranes, what an acceptable floor deflection is, different grout and thinset additives, ...
2
votes
1answer
223 views

Where exactly does backer board need to reside in a bathroom?

I'm a little confused on where exactly backer board needs to reside in a bathroom. I know it needs to immediately cover the walls that the shower/bathtub face, but what about the rest of the walls in ...
1
vote
2answers
5k views

When installing backer board for wall tiles, do the screws need to be absolutely flush or even pushed into the backer?

I'm asking because some screws will not go in fully flush. But I'm thinking the layer of thinset then tile will surely cover any screws that aren't flush, so tiles won't 'pop' out.
0
votes
1answer
5k views

CertainTeed DiamondBack- Waterproofing needed for tile?

I picked up some DiamondBack CBU to tile a shower enclosure, as it seems like it would be a lot easier to work with than Hardibacker (I can't cut the stuff without making a huge dusty mess, so if you ...
1
vote
3answers
4k views

What's the best way to shave off 1/8 of an inch from hardie board?

When laying hardie backer I was told to make my joints as tight as possible, so I imagine I'll run into this often. Currently I have a standard 6' board that just barely doesn't fit inside the lip of ...
2
votes
1answer
5k views

What backer board should I use in shower ceiling?

I'm tiling my shower up to about 7' and the rest of the shower and ceiling will simply be painted. What material should I use on those? I am using RedGard as my waterproofing method so there will not ...
1
vote
1answer
237 views

Do I have to replace backerboard before tiling a floor?

We recently pulled up the vinyl in our bathroom to discover that there is backerboard underneath. It is in good shape but has a thin layer of glue on parts. The surface is completely smooth. Can I ...
17
votes
3answers
154k views

Should the backer board be in front of or behind the tub flange?

I'm installing a new bath tub and shower. I've removed the old tile down to the studs. Should the backer board be in front of or behind the tub flange? I put it on the rear tub wall from floor to ...
9
votes
1answer
17k views

When tiling a shower surround, how do you transition from backer board to greenrock?

I am remodeling a bathroom and have done demo down to bare studs. I am going to tile the bath tub (with shower) up to about 6 ft, and one wall will have tile up the wall 4 ft high. I am planning on ...