Dowsil 791 Silicone Sealant - Black, 310ml, Weatherproof
Dowsil 791 Black Silicone Sealant (310ml) for weatherproofing. UV, ozone & temperature resistant. ISO certified. Quick-setting.
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.
Need larger quantities? Need additional quantities? Get in touch and we'll arrange it for you.
- Commercial weather sealing
- Domestic weather sealing
- Window and door sealing
- Structural joint sealing
- Ask Claude, ChatGPT or Perplexity to find the right tool, with our live prices and stock.
- Get a ready-made basket: one link puts everything in your basket here.
- You always pay securely here: your assistant never sees your card.
- Colour: Black
- Capacity: 310ml
- Type: One-part neutral silicone
- Skin Over Time: 20 minutes
- Tack-Free Time: 45 minutes
- Weatherproofing: UV, ozone, and extreme temperature resistant
- Standards: Conforms to ISO 11600-25LM, meets ISO 9047 Class 50
- Weight: 512g
Hazard information
P271
Use only outdoors or in a well-ventilated area.
EUH208
Contains gum turpentine. May produce an allergic reaction.
Documents
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website employs advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your basket and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll request you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
You may like
