Sealing Ductwork DIY - How to Seal your Ductwork
3:38
Added: 11 months ago
From: HowToHomeInsulation
Views: 10,105
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  • Looks like you used high heat furnace cement (mastic) on your supply/return duct seams as well. I paste and foil tape all my joints.

    zthermo 1 month ago

  • good lil' video there

    hummarstra 2 months ago

  • Lol...one sucks and the other blows

    ahernandez1080 3 months ago 2

  • @CatherinePoloynis Thanks for watching Catherine!

    HowToHomeInsulation 5 months ago

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