Ducts In Attic Or Crawl Space

Ducts in your attic and crawl space can become disconnected due to rodent infestations flooding or just ordinary house settling.

Ducts in attic or crawl space.

Large gaps between duct sections provide an exit point for the heated and cooled air before it has a chance to reach the vents in your rooms. I lowered soffits around room perimeters. Strap ducts out of insulation with 3 ductstraps per specifications. And you win big time.

Iii special trusses that create space below the unconditioned attic. Now your sealed and insulated attic and your hvac duct system is protected from extreme temperatures like your crawlspace or basement. This means that like an attic or unfinished basement you don t heat and cool it. See the article i linked to for more details.

If you have ductwork in your crawl space the temperature of the duct will be the same as the temperature of the crawl space. Iv conditioned attic and more. In the winter a crawl space can be significantly colder than the living spaces of your home. I vote for the attic.

While the attic install isn t ideal it beats the problems that come with ducts. Ii lowered ceilings in hallways. That same ac system that could never cool your bedrooms now with a sealed and insulated attic is providing supply airflow temperatures on par with the same unit located under a house. Ceiling diffusers can help route vents to alternative locations avoiding lengths of ductwork.

You can get the air handler and ducts into conditioned space in several ways without needing a basement or crawl space. Seal supply boxes with mastic. The crawl space is an unconditioned space. The hot air leaves your furnace at the desired temperature.

The majority of ducts are installed in unconditioned attic spaces and crawl spaces where they are out of sight.