Best Insulation For Radiant Floor Heat

Need insulation for under concrete slabs slabs with radiant heat.

Best insulation for radiant floor heat.

Prodex total 16 inch 24 inch 48 inch 10m and fast action is radiant floor insulation used under wood flooring to reflect radiant heat upwards back into the home prodex is a thermal break vapor barrier and radiant barrier. When installing your in floor heating you may want to install a layer of radiant floor insulation. I was told the the fiberglass is absorbing the heat instead of reflecting it back up. Insulating a slab on grade depends on at least four factors.

Tape seams with reflective tape or use prodex fast action or 10m to avoid seam tape. Is that going to be enough r value. I am renovating an older house and am installing radiant heating on top of the existing slab on grade. I have in floor heat.

Two installation methods are shown above. How to insulate under a wood floor with radiant heat. Depending on joist spacing staple prodex 16 inch or 24 inch between joists at staple tab 4 to 6 below floor board. Should i get the foil bubble type so it reflects the heat back up.

Use radiant floor insulation. This insulation is placed below the hot water tubing or electric. Radiant heat by its nature will want to radiate in all directions which is why it is important to use the right radiant floor heating products. I put 3 inch fiberglas insulation between the joists and then stapled plastic to cover it.

This radiant heating insulation can be used under most flooring material. The tubes are in metal attached to the undersides of the subfloor. The climate the type of foundation whether the slab includes hydronic tubing for radiant heat and the severity of the local termite problem. Insulationstop is the best source for top quality products at the best price.

Radiant heat insulation is installed to prevent heat loss from a pex radiant floor heating system most commonly pex embedded in concrete slab or stapled underneath the plywood subfloor. Radiant floor insulation under wood floors. The house is about 3000. I want it to be as efficient as it can.

Martin holladay explains insulating a slab on grade in the energy smart details department. Different insulation types help to minimize heat loss from convection air circulation conduction direct contact or radiation energy waves modes of. Remember that your slab will be about 75 degrees f. Ecofoil reflective insulation is best to insulate and redirect the heat to its intended living space.

Also what should the density be of the insulation foam board be. Mainly heated slabs radiate outward rather than downward so insulation on the edges of the slab is most important. Install prodex 48 inch fast action or 72 inch under floor joist. The insulation phase is crucial for a radiant floor.