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DOWSIL 791 - GREY 500ml


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Construction Sealants, Window Perimeter Sealants, Construction Sealants, General Adhesives and Sealants, Marine Sealants, Window Perimeter Sealants

ARCHITECTURAL BUILDING SERIES - Dowsil 791 Silicone Weatherproofing Sealant is a specified premium performance weathersealing product, specifically designed for general glazing and in curtain wall and building facades.


  • Neutral cure
  • Excellent unprimed adhesion to a wide range of construction materials
  • Joint movement capability of (+/-50%)
  • Compatible with all Dow Corning structural sealants
  • Excellent weatherability, virtually unaffected by sunlight, rain, snow, ozone or temperature extremes
  • Ease of application


  • Ideal for expansion, construction, perimeter and other joints
  • Suitable for use on coated glass, galvanised steel, copper, masonry and other porous substrates


  • Some applications may require the use of a specific Dowsil primer
  • For more information on compatibility with other products and specialist advice, please contact Glasscorp directly
  • Customers should independently determine the suitability of this product for their specific purpose prior to use


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