High Impact Window and Door Sealant


High Impact Window and Door Sealant is backordered and will ship as soon as it is back in stock.


Silicone Caulk for Sealing Hurricane Impact Glass Units to Door

High quality silicone caulk for use in hurricane or severe weather glass. Can also be used for general window/door sealant needs in hurricane impact zones or any areas where the absolute best seal is required.

Neutral cure silicone sealant/adhesive offers excellent adhesion to numerous substrates, including plastics and metals.


  • High tensile strength
  • Non-corrosive formulation
  • High elongation
  • Miami Dade Approved
  • Excellent adhesion to various substrates
  • Excellent chemical resistance
  • Deep section cure
  • Utilized in window fenestration for impact resistant systems
  • Neutral cure silicone
  • Adheres to: Plaster, Brick, Wood, Glass, Stucco, Metal, Vinyl, Aluminum
  • 10.0 FL OZ (296 mL)

Additional Specifications:

  • Appearance: Smooth paste
  • Application Temperature: -20 ºF to +120ºF (-28ºC to 50ºC)
  • Service Temperature: -40ºF to +400ºF (-40ºC to 200ºC)
  • Adhesion: Excellent to most common building materials
  • Consistency: Non-sag
  • Bridging Ability: Excellent, bridges gaps to 3/4” (2 cm)
  • Gunning Extrusion: Very easy to gun and clean up
  • Durability: +/- 25% joint movement
  • Flexibility: Remains flexible up to -40ºF
  • Water Resistance: Excellent – Not to be submerged
  • Exterior Weathering: Excellent
  • Aging: Excellent
  • Freeze-Thaw Stable: Will Not Freeze
  • Odor: None
  • Skin Time: 75ºF/50% relative humidity – 5-15 minutes
  • Through and Cure Time: 75ºF/50% relative humidity – < 24 hrs
  • Weight per gallon: 10.2 pounds
  • Solids: 97%
  • Flash Point: >400ºF

PDF Specifications