How To Seal Air Ducts In Attic

I ll show you how to find leaks and seal them in the how to video.

How to seal air ducts in attic.

Duct sealing by michael church here and in this video we re going to show you how and why it s very important to air seal the run of the ductwork. If you do not have proper insulation in your attic and basement consider insulating both. After sealing air ducts in the basement and attic you will find that both areas will become colder. Well if they re not properly sealed.

Air duct sealing video transcript. Steps to sealing attic air ducts. There is typically a gap between the framing of. To seal these openings use caulk or spray foam.

For larger holes filler material may be needed. Possibly in an unfinished basement. Sealing your ductwork can shave 20 off your energy bills. It is also recommended that you have your pipes insulated in both areas.

Ducts are what distribute heat and air conditioning to the various rooms of your house and often these passages have gaps in their connections allowing the conditioned air to leak out before it reaches the intended room. It s easy to overlook electrical wires ducts pipes and vents in the attic but the openings around these are holes can compromise the air sealing of your attic. Apply a generous amount of sealant mastic over the thermal leak. Most homeowners don t think about sealing the air ducts of their home but the process is crucial to keeping your house energy efficient.

Seal fireplace and furnace holes. Sealing ductwork is an easy diy project you can do this weekend. Additional air duct sealing tips. Use zip ties to secure any loose ducts to the attic floor.