Dowsil 995 Silicone Structural Sealant
Dowsil 995 Silicone Structural Sealant
Dowsil 995 – Silicone Structural Sealant
Dowsil™ 995 (formerly Dow Corning 995) is a one-component, neutral-cure silicone structural sealant designed specifically for structural glazing applications in curtain wall systems. Upon curing, it forms an extremely tough yet flexible rubber that provides durable, weatherproof structural bonding. Dowsil 995 is one of the most widely recognized structural sealants globally, extensively used in high-rise construction in Hong Kong.
Key Features
- Structural bonding capable of supporting wind loads on glass and panels
- ±50% joint movement capability
- Hurricane and impact-rated window/door certification
- Primerless adhesion to coated glass, spandrel glass, reflective glass, and aluminum
- Odorless, non-corrosive cure
- Outstanding weatherability — UV, ozone, and extreme temperature resistance
- Compliant with US, Chinese, and European structural glazing standards
Typical Applications
- Structural glazing for curtain wall systems
- Hurricane/impact-rated windows and doors
- Structural joints in small to medium buildings
- Bonding of coated and reflective glass
