Do I Need To Insulate Cold Air Return In Attic

Does a garage attic need to be insulated.

Do i need to insulate cold air return in attic.

Due to your attic s location at the top of your house it can be a major location for energy loss especially if you lack sufficient insulation. In finished attic rooms with or without dormer insulate 2a between the studs of knee walls 2b between the studs and rafters of exterior walls and roof 2c and ceilings with cold spaces above. 2d extend insulation into joist space to reduce air flows. Why is my heater blowing cold air or why is my furnace not blowing air condensation on your ac ducts is a very easy problem to fix.

Exhaust air ducts normally do not need insulation. Whether using loose fill or batts put the vapor barrier closest to the warm side of your installation where hot moist air would get in facing the house s interior in cold climates beneath floor insulation and the attic s interior in hot climates on top of floor insulation. Supply air ducts may be left un insulated if they run exposed through the space being conditioned. Homeowners also should insulate a garage completely including in the attic above it.

This arrangement also reduces system first cost. Like we addressed in the previous section there are really only two causes of condensation on. If the supply ducts are high or in the ceiling then the return air ducts or grills should be low on. Tell me how to get a fair price.

Prevention and treatment of condensation on ductwork. The return air vent openings need to be on the opposite side of the room so the conditioned air is pulled across the room. If someone spends a lot of time in the garage insulating it may improve their comfort even if it doesn t lower any bills. The primary reason to insulate any part of the home is to provide a thermal barrier between conditioned heated or cooled interior space and the.

The insulation will keep the naturally hot or cold air in the garage and the artificially warmed or cooled air in the room above it. This pulls the air across your body. If the supply ducts are in the floor then the return air should be located up high.