Insulating Metal Ac Ducts

Why is this a problem.

Insulating metal ac ducts.

Secure the insulation with short strips of foil tape. First water dripping off of your ducts and onto your insulation can cause the insulation to compress which decreases it s r value or ability to insulate. Instead of metal choose fiberglass or other insulating materials for your ductwork. The department of energy claims that the average us home loses hundreds of dollars a year in heating and cooling costs.

You can cover metal ductwork with blown in insulation if you take two steps first. Master flow 60 sq. Repeat to insulate the remaining ducts. Because the moving air is in the ductwork for only a.

Sometimes the insulation is inside the ductwork. Why is condensation on ductwork a problem. Other times insulation may be on the outside. You can go for a dehumidifier if that helps to reduce the condensation.

Made from 1 to 2 inch thick sheets of rigid glass fiber and coated with an aluminum laminate for a moisture air barrier duct board comes in sections that fit together like metal ducts. Close to 25 of the energy you use to heat and cool your home disappears through leaky ductwork. Unblock any ducts that are. How to insulate sheet metal ac ducts.

So water is condensing on your ac ducts. Youtube insulating attic ductwork. In case you have metal ducts make sure they are appropriately wrapped with fiberglass insulation. Try to reduce the humidity level in the air near the air ducts.

When water condenses and drips into your attic or home it can cause a some serious secondary problems. To install preformed duct insulation start by disconnecting an elbow to expose the end of the duct. Metal sheet duct work is a recommendable material for insulation purposes and is often sealed using duct tape to help stop the heat and air conditioning from flowing outside. Duct board s advantage is that it is already insulated eliminating the need for further work as long as it is structurally sound.

Ceramic fiber insulation blanket roll 6 density 2300 f 1in x24in x60in for kilns ovens furnaces forges stoves. Use this master flow insulated duct wrap to reduce condensation in absorb noise from and improve the air temperature efficiency of your duct system. Wrap the insulation around the duct and then pinch the seam closed. Apply a long strip of foil tape along the seam in the insulation.

Proper duct insulation is a major key to ensuring your home s energy efficiency. The existing metal ductwork in an older home may or may not have insulation.