Attic Vs Crawl Space

A two room addition on the 1st floor has limited attic space and a 4 crawl space.

Attic vs crawl space.

Knowing the disadvantages of attic install and the crawl space install. Mild winters but we do get them and hot summers. Compare that with the daily 140 degree temperatures found in vented attics. It s easy to see your point about eliminating ductwork from the attic.

Since the attic is considerably hotter than the crawlspace in the summer there will be more. For homes with eight foot ceilings you can get special roof trusses called plenum trusses that are designed to accommodate ductwork and create a chase in the attic floor. I run my ac and heating equally throughout the year here. So when we have a choice we prefer hvac systems located under the house.

Attic vs crawl space. My head is spinning from all the pros and cons of locating the hvac and duct work in the attic vs crawl space. View profile view forum posts view forum threads new guest join date sep 2007 posts 2 post likes. An attic crawl space is an area on the top level of a house that is not tall enough to be used as a living area and is often unfinished.

If you use duct board flex in crawl space you will have problems. Animals love duct board flex 09 06 2007 02 11 pm 12. Did you know before the drying co thermaltec became greater richmond and the virginia peninsula s expert for attics basements and crawl spaces we used to. Crawl space today with a few guys i work with.

Seal supply boxes with mastic. As a great deal of heat can escape through the attic of a house it is common for this area to be insulated. I vote for the attic. However i have two questions if i want to centrally air condition my entire house.

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. Strap ducts out of insulation with 3 ductstraps per specifications. Rarely will a sealed foam insulated attic deviate more than 15 degrees from the living space temperatures below it. Everyone including myself preferred to have the ductwork in the attic as opposed to the crawl space.

You can expand it just enough to accommodate the ducts. 1a attic access door. If the air distribution is in the attic space then consider insulating the rafters to move the distribution into the conditioned space. Expanding the conditioned space doesn t require you to condition an entire attic or crawl space.

This can keep the house warmer and can also cut down. New construction in the sandhills north carolina. O is air conditioning the 1st floor effective with floor venting if i run ductwork in the basement.