Underslab Insulation For Radiant Heat

Rfoil ultra cbf r 3 8 and underpad r 1 1.

Underslab insulation for radiant heat.

Rfoil 2222 series reflective r 13 0. Reflective foil insulation on the other hand requires an air space to be effective although some foil products are approved for underslab applications. R values on these products are generally r 1 5 or less. Insulationstop is the best source for top quality products at the best price.

The core of the product is made of flexible recyclable expanded polystyrene that provides the. Discover enclosure solutions for below grade under slab insulation with radiant heating. Slabs that include embedded hydronic tubing for radiant heat always need a continuous layer of horizontal insulation under the entire slab. High performance easy to use and cost effective material.

We stock rfoil and crete heat insulation brands for use in concrete slab and between the joists pex radiant heating installations. The barrier product family was specifically designed to insulate radiant heating projects from heat loss and retard moisture migration through concrete. For more detailed information on under slab insulation and calculations reference the 1997 ashrae fundamentals handbook 27 10. A continuous layer of horizontal insulation reduces heat loss in the winter and it reduces condensation of humid air on the slab during the summer.

The barrier under slab insulation.