Dowsil 791 Silicone Sealant - Black, 310ml, Weatherproof

The Dowsil 791 Silicone Sealant in Black (310ml) is a high-performance, one-part neutral silicone designed for superior weather sealing in both commercial and domestic settings. It offers excellent adhesion to most exterior substrates, making it ideal for a variety of weatherproofing applications.

This sealant boasts exceptional resistance to harsh environmental conditions, including ozone, UV radiation, and extreme temperature fluctuations, ensuring long-lasting durability. It forms a skin in just 20 minutes and becomes tack-free in 45 minutes, allowing for efficient application and minimal downtime.

Key Features:

• One-part neutral silicone for easy application
• Excellent adhesion to most exterior substrates
• Superior weathering resistance, including UV and ozone protection
• Quick-setting: Skins in 20 minutes, tack-free in 45 minutes
• Conforms to ISO 11600-25LM and ISO 9047 (Class 50) standards

Ideal for sealing joints and gaps in buildings, windows, doors, and other structural elements, the Dowsil 791 provides a reliable, weatherproof barrier to enhance the longevity of your installations.