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2
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1answer
127 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
91 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
197 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
2answers
153 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
515 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
80 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 ...
8
votes
2answers
12k 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 ...
5
votes
1answer
4k 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 ...