Installing Radiant Floor Heating Over Existing Concrete Slab

From what i ve read the usual approach is.

Installing radiant floor heating over existing concrete slab.

So even if there are no existing plans for the radiant floor heating or a snow melting system installing pex tubing in it may turn out to be a good decision. You can step onto a warm and inviting floor even one built on a concrete slab by adding in floor heating. There are several manufacturers of electric radiant floor heating systems that can be placed directly on top of an existing concrete slab. Some look like wire fencing that you roll out over the floor.

How to add floor heating over existing concrete. Radiant heat warms a floor s surface through electric mats or water tubing installed on the surface of a concrete floor and encased in an additional thin layer of concrete or thinset. The major requirement is being able to add another layer to the top of the floor. Basic materials for radiant floor heat installation in a slab remember since you will only have 1 chance to pour the concrete slab you will only have 1 chance to put the pex tubing in it.

A slab on grade is defined as any concrete slab poured over excavated soil. From a radiant heating perspective it doesn t matter if the slab is actually at grade or is poured several feet below grade as part of a full foundation. Shimon rura nov 23 15 at 20 05 my house is a relatively newer construction and there s foam under the slab. Existing slab foam for insulation vapor barrier subfloor with radiant tubing paths finish floor.

Check out our video how to install radiant floor heat tubing in a slab on grade and read this page for a. Retrofitting radiant heating over a concrete floor is the hardest to do but it is possible. This system does not move the air with blowers and thereby reduces dust and. Installing pex tubing in a concrete slab is one of the easiest ways to install radiant heat.