• Sign in
  • Register
  • Ductmate PROseal® Water Based Duct Sealer

    Bulk Pricing:
    Buy in bulk and save

    To seal metal and metal joints against air leaks in low, medium, and high pressure duct systems.


    • PROseal is a premium quality, high velocity, smooth-textured, water-based duct sealant.

    Special Characteristics

    • UL 181B-M Listed
    • UL 723 Classified
    • Conforms to requirements of NFPA 90A & 90B
    • Qualifies for LEED® Credit EQ 4.1
    • Permanently flexible
    • Non-flammable
    • Exceptional workability
    • Will not drip or sag
    • Low brush drag & spreadability reduces labor cost
    • Low shrinkage
    • Excellent adhesion to metal
    • Mild odor
    • Indoor or outdoor use
    • Superior sealing strength
    • Mildew resistant
    • Paintable – latex or epoxy paints
    • For applications up to 15” w.g.
    • Manufactured by SMWIA Local 12
    View Spec Sheet Here:
    Download PDF
    View MSDS Sheet Here:
    Download PDF