Dowsil 791 Weatherproof Outdoor Silicone Sealant

Dowsil™ 791 is a professional one-part neutral cure silicone sealant specifically designed for weather sealing applications. Ideal for both commercial and domestic projects, it delivers exceptional adhesion to most exterior substrates, making it the perfect choice for outdoor construction and maintenance work.

This weatherproof sealant offers outstanding resistance to the elements, including ozone, UV radiation and temperature extremes, ensuring long-lasting performance in all weather conditions. With a skin over time of just 20 minutes and tack-free in 45 minutes, it enables efficient workflow and quick turnaround on site.

Conforming to ISO 11600-25LM and meeting ISO specification 9047 class 50, this high-quality silicone sealant provides peace of mind through certified performance standards. Available in a range of colours to suit different applications and aesthetic requirements.

Features and Benefits:
• One-part neutral cure formula for convenient application
• Excellent weathering characteristics for long-term durability
• Superior adhesion to most exterior substrates
• Fast curing with 20-minute skin over time
• Conforms to ISO 11600-25LM and ISO 9047 class 50 standards