Heated Concrete Walls

This is about installing hydronic radiant floor heating in a slab floor system.

Heated concrete walls.

Looking at our data the average cost of a radiant heating system installation is 3 892 with a low of 1 300 and a high of 7 500 in that range. Adjust the calculation based on the type of concrete. The most cost effective system for medium to larger homes is hydronic since the amount of power it would take to heat a whole home with electric would be substantial. I have replaced all the windows in the room added insulation to the ceiling but the room is still too cold to use when the.

The most common application however is an in floor heating system installed between the finished concrete slab and the flooring above. The heat takes several hours to travel through the wall before it is released into the home s living areas. 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. Concrete with a high percentage of aggregate has a 10 percent lower specific heat capacity at about 0 18 btu lb degree f.

Radiant heating system design or installation mistakes that must be avoided. They used poured concrete strange i know for the walls. Properly designed it should. The room is heated with hot water baseboard installed in 1919.

The workers in the photograph at page top where our concrete slab. I d like to move one wall about 2 ft but i am afraid to drill into the concrete for fear i ll puncture a tube. 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 th. My basement s concrete slab has radiant heating tubes in the floor that correspond to the walls defining the various rooms.

A trombe wall is a north facing heavy wall made of concrete or some other thermal mass material located behind a layer of glass. The wall s exterior is dark coloured to attract the sun s heat. The 40 foot wall would contain about 744 800 times 0 9 or 670 320 btu more for a 35 degree f rise in temperature. Unfortunately our data doesn t show the cost to remove the old driveway but we do show the average asphalt paving cost 4 457 and concrete driveway cost 3 650.

For concrete floor radiant heating systems the warm water tubing or electric heating elements can either be embedded within the slab on grade anywhere from the bottom of the slab to within 2 inches of the surface depending on the design and installation technique or fastened to the top of a concrete subfloor and then covered with an overlay. Radiant floor hydronic water heating system. 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. Due to it s density and low conductivity concrete retains heat very well.