Radiant Loss In Attic

It is meant to supplement insulation not replace it.

Radiant loss in attic.

By reducing the amount of radiant heat reaching the insulation in your attic the insulation remains cooler and is able to keep your home more comfortable. Thermal loss is a term used to describe how much heat exactly escapes your house. A radiant barrier is designed to increase the effectiveness of your thermal envelope. Radiant heat must be reflected with a radiant barrier.

All objects and bodies give off radiant heat. It s usually installed in the attic to cut heat gain in the summer and heat loss in the winter. A radiant barrier can lower heat transfer from attics to the building below keep the attic space cooler and lower cooling costs by up to 17 in warmer climates. Radiant barriers are utilized to reduce summer heat gain in attics and help to improve the efficiency of green building envelopes.

Regular insulation won t stop radiant heat loss. A radiant barrier is a layer of metallic foil that blocks heat. The union of the materials results in radiant barrier sheathing that is unsurpassed in reducing heat transfer. When applied with a air space.

We take a look at how radiant barriers work the different types of radiant barriers and some of the. According to the us department of energy radiant barriers are more effective in hot climates than in cold ones and can reduce cooling costs 5 10 percent in a warm sunny climate.