Ac Ductwork In Attic

Choosing the right ductwork for installing in your attic hard ductwork.

Ac ductwork in attic.

Install ductwork so that it is in direct contact with i e laying on the ceiling and or truss lower cords. These ducts are more cost effective good for tricky installations in tight places where rigid ducts. That saves time and whenever your contractor doesn t take as long to finish a project you save in labor too. If they are located in your attic be sure the area is properly insulated and any cracks or holes are sealed.

If ducts are located in a crawlspace underneath your house cover the soil to reduce moisture. Keep ducts spaced apart so air can flow between them. Most modern ductwork comes standard with insulation and a vapor barrier so my recommendation would be to just replace your ductwork. With hundreds of square feet of ductwork surface area in the attic and a δt of 75 f the air coming out of the vents in your home will be significantly higher than 55 f.

The air ducts for a central hvac systems are typically located above a home in the attic or upper crawl space or underneath a home in the space between the foundation and the floor so you don t see them unless you have cause to replace them. Ductwork located in an attic must be hung properly so that the insulation can do its job. This type of duct means a smoother interior with better air flow insulation applied on the outside to. 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.

Contractors can make the mistake of failing to consider the type of air conditioning system you have load requirements of different rooms where ducts and equipment are located and the materials used. The next step is to ensure that you add a vapor barrier to your ductwork. It s a lot simpler for your installer to leave ductwork loose rather than having to cover it and wind it through floors and walls. The remaining 2 tons of capacity is at least 1 5x oversized for the actual 1 load.

Throw duct leakage into the mix and the problems are even worse. Reduce the humidity level around your air ducts. One reason that ac units go up in attics is because they re cheaper and easier to install. Here are some of the common ductwork design mistakes that impede the function of your air conditioning.

Ductwork design mistake 1.