How Do You Prepare The Floor For A Radiant Heating System?

How do you prepare the floor for a radiant heating system? You want to prepare your floor for radiant heating system. You want to make sure it is on wood frame construction. Obviously, you want to make sure...

You want to make sure it is on wood frame construction. Obviously, you want to make sure that you have 3/4 inch plywood floor first. When you are doing a radiant floor on top of a slab, there is usually an existing slab. If the homeowner has a basement and wants a radiant heating system put in, the concrete is already laid down and there. They can't get the tubing into the slab obviously. You would want to is make sure the slab is level. Then, you can shoot down a 3/4 inch piece of plywood on top of the slab. Be sure to prepare the ply wood. Lots of times, in basement, there are moisture problems coming from below. You want to make sure you treat your plywood with something that will resist moisture. This way it does not penetrate into your finished floor. One such thing, you could do to avoid moisture problems, is to use a 6 mm Polyethylene film. It is mainly to keep the moisture from penetrating the finished wall or the plywood there. Then, you would install your dry mat system.

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