Fresh Air Intake Attic

Homes without a fresh air intake close to a conventional furnace will often draw air in from attics crawl spaces dryer vents and a host of other unconditioned spaces that reduce the quality of the air you and your family breathe.

Fresh air intake attic.

Hot air exhaust vents located at the peak of the roof allow hot air to escape. Attic air isn t the cleanest air around. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. A fan powered freshair intake draws in a continuous 20 to 30 cfm.

This results in a constant upward air movement due to the buoyancy of warmer air. Do not use gable vents because it s possible to draw rain and snow into the attic. Use only soffit vents as fresh air intakes for powered attic ventilators. In all seasons the attic space is warmer than the outside air.

An encapsulated semiconditioned attic houses the mechanicals for one of the author s highperformance homes. Both devices warm up the intake air during cold weather and cool it down during warm weather to reduce the load on the hvac system. Free shipping by amazon. 99 1 97 oz get it as soon as sat sep 26.

If you have a fresh air intake the air is immediately replaced with fresh air from outside the home. It s got lots of dust and dirt probably a fair amount critter poop and maybe even some dead critters. That little filter probably also has some significant bypass around the edges so not all of the fresh air goes through the filter. 1 16 of 282 results for fresh air intake vent panasonic fv gkf32s1 passive inlet vent air pressure balance prevents condensation.

That little filter isn t going to stop everything.