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DOWSIL™ 790 Silicone Building Sealant

A one-part silicone formulation that cures in the presence of atmospheric moisture to produce a durable, fire-resistant, flexible and ultra-low-modulus silicone rubber building joint seal.

Properties

These values are typical properties and are not intended for use in preparing specifications.

  • Adhesion to Yes No Brickwork, Ceramic, Concrete, Extruded Mill Finish, Glass, Granite, Heat Strengthened Glass, Light-Weight Stone Panels, Limestone, Low E Coated Glass, Marble, Masonry, Paint, Silicone, Stone, Wood
  • Appearance Yes No Opaque
  • Chemistry Yes No Neutral
  • Color Yes No Adobe Tan, Black, Blue Spruce, Bronze, Charcoal Gray, Dusty Rose, Gray, Limestone, Natural Stone, Precast White, Rustic Brick, Sandstone, White
  • Cure System Yes No 1-Part Cure
  • Durometer - Shore A Yes No 15 Shore A
  • Flow Yes No NonSag
  • Movement Yes No High
  • Number of Parts Yes No One
  • Peel Strength Yes No 25 ppi
  • Primerless Adhesion Yes No Primerless
  • Resistance Type Yes No Thermal Resistance, UV Resistance, Water Resistance
  • Room Temperature Cure - Hours Yes No 168 to 336 Hours
  • Shelf Life Yes No 360 Days
  • Substrate Yes No Porous
  • Tack-Free Time-50% RH Yes No 60 Minutes
  • Tensile Strength Yes No 100 psi
  • Volatile Organic Content Yes No 23 g/liter
  • Water Resistant Yes No true
  • Where Used Yes No Job Site
  • Working Time Yes No 10 to 20 Minutes
Mandalay Bay Resort & Casino in Las Vegas, NV

Simply the best-performing weatherseal for stone, concrete and masonry construction

For over 50 years, DOWSIL™ 790 Silicone Building Sealant has been the standard for weathersealing performance in new construction and renovation applications around the world, especially on stone and masonry surfaces. A neutral-cure, one-part sealant that quickly cures to a durable, flexible seal, its excellent movement capabilities (+100/-50 percent of the original joint width) make it ideal for sealing expansion and control joints, precast concrete panels and seismic joints, and EIFS joints. The wide range of colors available makes it easy to match your project.

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DOWSIL™ 790 Silicone Building Sealant
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DOWSIL™ 790 Silicone Building Sealant


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DOWSIL™ 790 Silicone Building Sealant
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