H-Style Butyl Gasketing
This new H-Style Butyl Gasket from Duro Dyne has a special ‘H’ shaped pattern to provide 4 points of contact to the metal for a secured air tight seal. It is dark gray in color and
comes in 30 ft rolls.
Four points of contact with duct and gasketing
Remains pliable and flexible!

  • Special "H" shaped pattern.
  • UV Resistance.
  • Excellent sealant for HVAC, as well as many others industries.
  • Non-irritant: No limitation to eyes or skin as listed in CFR, Title 16, “Appraisal of the safety of chemicals in food, drugs, and cosmetics”.
  • Remains pliable and will not crack or separate while being applied at low end of temperature usage range; when stored in warehouse conditions, it will remain useable for a prolonged period.
  • Chemical Resistance: Excellent resistance to water, alcohols, mild acids and bases.
Special "H" shaped pattern
4 points of contact to the metal

ITEM NO.          CODE                     DESCRIPTION                                             Qty/Roll
13099                BTL316-58DGH     3/16"x5/8" Non-UL UV Resistant 'H' Style           30ft
                                                       Butyl Gasket - Dark Grey
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