Or you could use there s a georgia pacific product called densarmor which is a tile backer and that will work very well and it s a lot easier to use than sometimes the cement backer boards are.
Tile on drywall vs backer board.
It can also be painted or used in non wet areas.
Some people go directly to the drywall.
Diamondback tile backer type x provides the same moisture resistance as diamondback tile backer plus it has a specially formulated core for use in fire resistance rated designs.
This can be done prior to installing the extra drywall strip to close the space or screw a two by four to the back of the last drywall sheet.
Densshield tile backer conforms to requirements of 2009 ibc irc code for tile backer in wet areas.
This product resists direct moisture making it a top choice for installation in areas of high humidity.
Cement board is a very hard panel formed by cement slurry and reinforced fiberglass mesh.
But if wedi board transitions to wall board which then transitions to the ceiling then it s ok to use sealant between wedi and drywall as any sealant would then be covered by tile.
The way ligno is designed is that it s 3 4 inch thick and is supposed to sit directly on top of the floor joists so that once it s installed it sits.
A lot of people do it in different ways.
These products consist of a high performance water resistant gypsum board produced with certainteed s patented proprietary embedded glass reinforced gypsum egrg.
Install additional two by four backing in the wall where the joint between backer board and drywall will be.
Like regular drywall it s found at most home centers in 1 2 in.
It provides a strong base on which to install tile and stone.
Cement board also comes in panels but that s where its similarity to drywall ends.
The sheets are made from a water repellent gypsum core covered by water resistant paper.
Cement backer board is a mineral based pre fabricated wall unit usually 1 4 inch or 1 2 inch thick and 3 feet by 5 feet long.
It is made of cement water silica limestone flour and fibers such as kevlar or fiberglass for increased strength.
Easier to handle than cement board densshield tile backer cuts and installs like drywall without special tools or fasteners.
Water resistant drywall is a good backer board choice behind sinks and other places where occasional splashing and high humidity could affect regular drywall.