In Floor Heat Concrete Slab

The workers in the photograph at page top where our concrete slab.

In floor heat concrete slab.

Once heavy duty cables are imbedded in the slab any type of floor covering can be installed or changed in the future without damaging the floor heat system. Radiant heat can be an electrical heating element embedded into a very thin concrete overlay then tiled carpeted or have wood flooring installed over it. Provides slab storage heating in new construction or when pouring a new slab. This is about installing hydronic radiant floor heating in a slab floor system.

Cerazorb acts as a moisture resistant barrier that does not absorb water or swell under the effects of heat. For example a bathroom on a slab would feature a layer of cork or synthetic cork underlayment on top of the concrete subfloor followed by the electric heating element and topped with the flooring substrate. Tubes that circulate hot water or electrical heating elements are installed in the concrete slab when it s poured turning the thermal mass of the concrete into an inconspicuous radiator of warm even heat. How to add floor heating over existing concrete.

Mainly heated slabs radiate outward rather than downward so insulation on the edges of the slab is most important. Remember that your slab will be about 75 degrees f. The tubing inches on center should be determined by a calculated heat loss. Radiant floor heating concrete slab insulation.

While hot water and air based radiant. Cerazorb is a 3 16 inch 5 mm thin synthetic cork underlayment that is highly recommended when installing a floor heating system over an existing concrete slab or under tile and stone. 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. What is radiant floor heating.

The tubing is attached to a 6 6 welded wire mesh using plastic or wire ties. This article explains how to avoid some fatal mistakes when installing radiant heat in a concrete floor slab by describing an incompetent radiant heat floor installation along with an explanation of why things went wrong and how to avoid these errors. If you will be using a concrete slab or basement slab it is important to utilize the exterior perimeter insulation as well as under slab insulation. The science behind radiant floor heating is quite simple.

Quite simply concrete floor radiant heat is a system of pex tubes that carry hot water throughout a concrete floor or slab. Find concrete floor contractors to install radiant heating. Any cooler surface in contact with the slab will try to steal its heat. The most common application however is an in floor heating system installed between the finished concrete slab and the flooring above.

The insulation phase is crucial for a radiant floor. The system works via pex pipe a small pump a water heater and a thermostat.