Hydronic Radiant Floor Heating Over Existing Concrete Slab

How to add floor heating over existing concrete.

Hydronic radiant floor heating over existing concrete slab.

What is the best way to go about installing the in floor. 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. I don t particularly like them however because they re not very energy efficient. What kind of insulation barrier is out there that does not use up all 3.

To pour another 3 concrete slab on the existing floor. The system works via pex pipe a small pump a water heater and a thermostat. Check out our video how to install radiant floor heat tubing in a slab on grade and read this page for a. 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.

It can go under most existing flooring including wood tile vinyl and even carpet. In 1973 it has a concrete slab foundation with radiant heat water runs thru copper tubing within slab. Some look like wire fencing that you roll out over the floor. A slab on grade is defined as any concrete slab poured over excavated soil.

It was poured over the ground without any barriers put down first. While hot water and air based radiant. This system does not move the air with blowers and thereby reduces dust and. Shimon rura nov 23 15 at 20 05.

The heat from the radiant heated floor rises to heat all surfaces in a room or home. We were told the only way to go was a wood engineered floor glued down. 14 years later still in good shape and seems to keep house warm and comfortable. I have 3 of space to use.

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. Existing slab foam for insulation vapor barrier subfloor with radiant tubing paths finish floor. You re going to lose a lot of energy heating the slab ground if there isn t some better insulating layer like foam boards. This is about installing hydronic radiant floor heating in a slab floor system.

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. I would like to install radiant heat on top of the floor. In most houses the only place to do this is on a first floor where joist bays are open to the space below. From what i ve read the usual approach is.