Trade Professional? Apply to become a TradeMaster!
Pro-Air Duct Sealant features:
  • Water-based fiber-reinforced duct sealant/mastic formulated for indoor/outdoor use
  • Meets U.L. Class 1 rating & local codes
  • Features long term flexibility & strength
  • Use on metal heating, ventilating, and A/C duct systems
  • May be applied to fiberglass duct board systems and flex duct systems
  • Recommended for use to 10" of water column pressure without the need for fiberglass mesh reinforcement
Read more
Manuals (1)
Product Type:
1 Gallon
Speak with a real person who will go out of their way to help!
Closed Now:
Monday – Thursday
8am–7:45pm ET
9am–7:45pm ET

3 Product Reviews

Product Q&A

Add-on Item

This item is cost-prohibitive to ship on its own but is available to ship with orders over $200.

Why don't we show the price of this item?

We try to always offer you the lowest prices possible, but some manufacturers require that we only show these low prices once you take further action.

To see the price, simply add the item to your cart or sign in.