Ductmate : PROsealĀ®

Our Products


Basic Use

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

Product Spec Sheets Material Safety Data Sheets


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
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