Concrete Slab Radiant Floor Heating Layout

This size is adequate for all small to medium size jobs both in residential and commercial projects.

Concrete slab radiant floor heating layout.

Slab insulation methods calculating heat loss tubing options system options and much more all written in easy to understand language for the homeowner with pictures and diagrams. Many radiant floors most using copper tubing buried within concrete slabs were installed and used success fully in the 1960 s and 70 s. 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. The system works via pex pipe a small pump a water heater and a thermostat.

But they all suffered from one primary problem longevity. Radiant heating system design or installation mistakes that must be avoided. Check out our video how to install radiant floor heat tubing in a slab on grade and read this page for a full description. This is about installing hydronic radiant floor heating in a slab floor system.

1 2 oxygen barrier pex is the most popular size used for radiant floor heating in both thick and thin slabs. 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. The workers in the photograph at page top where our concrete slab. 5 8 barrier pex can be used for larger projects where high btu load is present due to lack of proper insulation larger than normal slab thickness or special project considerations.