How to insulate ductwork in attic

I would like to know other peoples best practices for insulating - products and . An unconditioned attic is the worst place you can put the ducts for you air conditioner. Instea I covered my attic ducts with insulation. However, we only insulate attic ducts to R-to protect the most expensive air in the house from these same attic temperatures. The best solution to this problem .

Find more about how to improve home energy efficiency by insulating AC ducts and using cellulose insulation to both insulate the attic and the .

Not true for the ductwork in the attic.

Unfortunately we do not have R-wrapped ducts and R-insulated air handlers. If the insulation on the central heating and cooling ductwork in your house has. This is particularly true if the ductwork is located in the attic where the intense . In other cases, a duct run can be insulated with spray foam.

A third option (with attic ductwork ) is to add enough extra attic insulation so that the ducts are . As winter nears, many will begin to activate their home heating system to keep the house warm in the blustery and frigid temperatures that . In both of these latter cases, care must be taken . SEALING AIR LEAKS AND ADDING ATTIC INSULATION . Leaky and poorly- insulated ducts (especially in attics ) severely compromise the performance of . With this duct insulation guide, you get the information that you need to save on your. To avoid this, contractors must take care to properly seal and insulate ducts — something not all of them do to the same degree of precision. Ensure the complete sealing of ductwork to prevent your cooling dollars from leaking away into attic space.

Properly insulating ductwork is also . Fiberglass duct board ducts in an attic. Insulated flex duct in the attic of an existing home. Attics , crawlspaces, and garages are common places to install ductwork. Sealing and insulating ductwork increases the efficiency of your home by better. Chicago, the attic in Florida—and that their size and insulation.

Start by disconnecting the ducts where they come together. You will want to seal the duct joints as that is where air will . If you have an older home check the ducts for leakage before you ever think about buying radiant barrier or more attic insulation. Leaky, uninsulated ducts in crawlspaces and attics waste huge amounts of energy and money. Insulation Buried Attic Ducts : Analysis and Field Evaluation Findings. Dianne Griffiths, Steven Winter Associates, Inc.

Marc Zuluaga, Steven Winter Associates, . Our recently acquired house has central AC with the unit and most of the duct work exposed in the attic. The ducts are all flexible rounds ducts ,.