Furnace In Attic Or Crawl Space
Modern hvac systems come with multiple components.
Furnace in attic or crawl space. A furnace can suffer from a drop in energy efficiency if it s in an unconditioned space such as an attic. Just installing the furnace in the attic crawl way of a single story home gives protection from most flooding. In flood prone areas instaling a furnace in the attic provides protection.
Insulate and air seal the floor with open cell foam put ductwork and mechanicals in the attic install a radiant barrier and mastic seal the ducts. Clearance for the crawl space is 1 5 old house portion or 2 addition portion. 2 put furnace and ducts in the crawl space and heat vents close to the floor.
This is the preferred solution since heat rises and it is better to have low vents and i can also free up duct space in my attic. High efficiency furnaces aren t usually recommended for an attic. Appliance in the attic attic furnace access passageway and platform access opening and an unobstructed passage way to the appliance furnace in attic area must be provided and be adequate in size to allow removal of the largest appliance installed.
The current ductwork is in the crawlspace and we are replacing it all. List of the pros of a furnace in the attic 1. My contractor suggested putting the furnace in the attic.
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. My architect recommends 2. Knowing the disadvantages of attic install and the crawl space install.
A crawl space is a dark damp area. You can save a lot of space with a furnace in the attic. In the summertime it is also hot.
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