DOWSIL™

DOWSIL™ 791 Weatherproofing Sealant

Weathersealing & Glazing
Silicone

DOWSIL™ 791 Weatherproofing Silicone Sealant is a one part, low modulus, neutral curing weatherproofing silicone sealant designed for both commercial and domestic applications. It provides excellent unprimed adhesion to most porous and non-porous surfaces.

Product info

Benefits

  • Excellent weathering characteristics, including resistance to ozone, UV radiation and temperature extremes
  • Joint movement capability +/- 50%
  • Conforms to ISO 11600-F&G-25LM and also meets ISO specification 9047 class 50%
  • Designed for general glazing, and weather sealing in curtain wall & building facades

Substrate Type

  • Wood
  • Glass
  • Toughened Glass
  • Laminate Glass
  • Glass Sealed Units - Weatherseal
  • Brick
  • Stone
  • Concrete
  • PVCu
  • Plastic
  • Mill Finished Aluminium
  • Anodised Aluminium
  • PVF2 Aluminium
  • Powdercoat
  • Steel
  • Stainless Steel
  • Galvanised Steel
  • Copper
  • Brass
  • Zinc
  • Lead
  • Polycarbonate
  • Masonry
  • MDF
  • Stained Timber
  • Painted Timber

Colours

Grey

Brown

Black

Anthracite

Bronze

Buff

Limestone

Translucent

White

Technical Information

Where to use Exterior
Paintable No
Time to cure 24 hours
Container Type Cartridge
Shelf life 1 year
Sizes 310ml, 380ml, 600ml sausage
Application method Sealant Gun and Cartridge

Application

Application Instructions

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