This step is crucial because it strengthens the floor and it helps prevent floor movement. Then you attach the cement board with screws. It is very important to first spread thin set on the floor before placing the cement board to the floor. The #1 Mistake Most People Make When Installing Cement Boardīefore we go any farther on how to install cement board, I am going to talk about a very common mistake most people make. You can also fill it in with thin set(I will explain this later in the article) Cement board is very forgiving and you can always put a piece in where you have a miss-cut. There are some tips in the videos that will help you for those hard to measure areas. I am going to show you exactly how to install cement board in the videos below. You want to lay out the cement board (dry lay) before attaching it to the floor. Step Two – How to install Cement Board on the Floor Most sheets of cement board are 3 X 5 which is 15 square feet. You need to get a total square footage of the area and then add five percent to the total.

In My Project Planner- Tile Edition I have a section that explains this very well and there are diagrams in there for examples. If you have a room that has a lot jogs in it, then measure those separately, that is what I mean when I split the area into squares. I always try to split the area into squares to make measuring so much easier. Step one-How to Install Cement Board on the Floorįirst measure the area that you are going to need cement board. I have a guide that will show you everything I use and what I recommend.Ĭheck out – My Project Planner-Tile Edition 4 Steps for How to Install Cement Board on the Floor I know it can be hard to choose what you need. There are many tools and supplies that are out there for you to buy. It’s also been around forever and I have never had an issue with it.

It’s a great product and it cuts very easy. This is a brand of cement board that I use for all my tile installations. I do HIGHLY recommend using Durock Next/Gen.

thin set (must be latex modified, this could have several names just make sure it has latex additive in it).

You can get all of these from any of the major Home Improvement Stores.

There are a few supplies that you are going to need when installing cement board. Supplies Needed for Installing Cement Board Click on the links to see examples of the specialty tools.

Install hardibacker board on subfloor