Hydronic Radiant Floor Heating Over Existing Concrete Slab

I would like to install radiant heat on top of the floor.

Hydronic radiant floor heating over existing concrete slab.

How to add floor heating over existing concrete. It was poured over the ground without any barriers put down first. The best way to retrofit radiant floor heating without disturbing an existing floor is to do it from below against the underside of the subfloor. What kind of insulation barrier is out there that does not use up all 3.

14 years later still in good shape and seems to keep house warm and comfortable. In most houses the only place to do this is on a first floor where joist bays are open to the space below. 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. Check out our video how to install radiant floor heat tubing in a slab on grade and read this page for a.

The system works via pex pipe a small pump a water heater and a thermostat. While hot water and air based radiant. While it was done as a new house was being built in my last house i poured a concrete floor on top of a wood framed floor system and could have put radiant heat in that as well. I have 3 of space to use.

Shimon rura nov 23 15 at 20 05. There are several manufacturers of electric radiant floor heating systems that can be placed directly on top of an existing concrete slab. 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. This is about installing hydronic radiant floor heating in a slab floor system.

In 1973 it has a concrete slab foundation with radiant heat water runs thru copper tubing within slab. We were told the only way to go was a wood engineered floor glued down. I don t particularly like them however because they re not very energy efficient. This system does not move the air with blowers and thereby reduces dust and.

A slab on grade is defined as any concrete slab poured over excavated soil. Existing slab foam for insulation vapor barrier subfloor with radiant tubing paths finish floor. To pour another 3 concrete slab on the existing floor. It can go under most existing flooring including wood tile vinyl and even carpet.

We wanted a wood floor and spent a lot of time talking to flooring experts. You re going to lose a lot of energy heating the slab ground if there isn t some better insulating layer like foam boards. Some look like wire fencing that you roll out over the floor. What is the best way to go about installing the in floor.