Hvac Duct Retrofit Attic

Courtesy of unico mini duct systems also have the advantage of removing up to 30 percent more humidity than a traditional system drier air feels cooler than more humid air of the same temperature. When hvac ducts are installed in a vented attic in a dry climate bury the ducts in attic insulation to protect them from temperature extremes in the unconditioned attic space. Every cubic foot of air now gushing into your attic is coming from your return air duct and air handler.

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When the exact equivalent volume of air is not ducted back into the house through the supply duct system the difference must come into the house through gaps cracks and bypass openings in the skin of the building.

Hvac duct retrofit attic.

Snaking small flex ducts through existing walls floors and ceiling is 100 percent less invasive than using standard ductwork. You can also send a link to the video to your customers. Install ductwork so that it is in direct contact with i e laying on the ceiling and or truss lower cords. Use metal flex or fiber board ducts that are insulated to code.

If you haven t heard of these systems this short video will give you an idea of what they are all about. Duct free may be the option for you. The system s air handler and trunk lines are easily installed in extra attic space. Retrofit air conditioning using mini ducts.

The difficulty of the job will vary based on your floor plan if there is a lot of space in the basement and attic you might be able to install a system without too much trouble. Other homes that are more cramped can end up costing 10 000 or more for a duct retrofit. The duct insulation should include a vapor barrier cover.

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