---
product_id: 173456695
title: "791 Silicone Sealant Grey 310ml"
brand: "dowsil"
price: "£17.01"
currency: GBP
in_stock: true
category: "Dowsil"
url: https://www.desertcart.co.uk/products/173456695-791-silicone-sealant-grey-310ml
store_origin: GB
region: United Kingdom
---

# UV & ozone resistant Tack-free in 30 mins Adheres to 15+ materials 791 Silicone Sealant Grey 310ml

**Brand:** dowsil
**Price:** £17.01
**Availability:** ✅ In Stock

## Summary

> 🛡️ Seal the deal with speed and strength!

## Quick Answers

- **What is this?** 791 Silicone Sealant Grey 310ml by dowsil
- **How much does it cost?** £17.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/173456695-791-silicone-sealant-grey-310ml)

## Best For

- dowsil enthusiasts

## Why This Product

- Trusted dowsil brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fast-Track Fixes:** Tack-free in just 30 minutes—get your projects moving at lightning speed.
- • **All-Weather Warrior:** Superior resistance to UV, ozone, and temperature extremes keeps your seal intact year-round.
- • **One-Part Simplicity:** No mixing, no fuss—just smooth, reliable application every time.
- • **Universal Compatibility:** Seamlessly bonds with over 15 exterior substrates including metal, glass, wood, and more.
- • **Trusted Belgian Craftsmanship:** Engineered in Belgium for premium quality and durability you can count on.

## Overview

Dowsil 791 Silicone Sealant Grey 310ml is a one-part, neutral cure silicone designed for both commercial and domestic exterior applications. It offers excellent adhesion across a wide range of materials, including metals, glass, and wood, while providing superior weather resistance against UV, ozone, and temperature fluctuations. Tack-free in 30 minutes, this water-resistant sealant ensures fast, durable, and flexible protection for your projects.

## Description

used for both commercial and domestic applications, and provides excellent adhesion to most exterior substrates. It has excellent weathering characteristics, including resistance to ozone, UV radiation and temperature extremes

## Features

- Contains Methyltrimethoxysilane. May produce an allergic reaction.
- Safety data sheet available on request.
- One part neutral weatherproofing silicone
- Provides excellent adhesion to most exterior substrates
- Highly flexible and is tack free in just 30 minutes
- Excellent weathering characteristics

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07XWMVKSZ |
| Best Sellers Rank | 37,200 in DIY & Tools ( See Top 100 in DIY & Tools ) 613 in Sealers |
| Brand | Dowsil |
| Colour | Grey |
| Compatible Material | Brass, Polyvinyl Chloride (PVC), Aluminum, Ceramic, Copper, Glass, Porcelain, Marble, Leather, Alloy Steel, Engineered Wood, Plastic, Stainless Steel, Vinyl, Metal, Fiberglass, Wood, Rubber |
| Country Of Origin | Belgium |
| Customer Reviews | 4.6 4.6 out of 5 stars (14) |
| EU Spare Part Availability Duration | 1 Years |
| Included Components | 791 Silicone Sealant Grey 310ml |
| Item Dimensions | 22.9 x 4.8 x 4.8 centimetres |
| Item Form | Liquid |
| Item Highlight | UV, ozone and temperature resistant with excellent adhesion; skins in 20 mins, tack-free in 45 mins |
| Item Weight | 0.45 Kilograms |
| Manufacturer | Dowsil |
| Manufacturer Part Number | DOW4024909 |
| Material | Silicone |
| Model Number | DOW4024909 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Style Name | Compact |
| Supported Standards | RM |
| Surface Recommendation | Roof |
| Unit Count | 1.0 count |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** Dowsil
- **Item dimensions L x W x H:** 22.9 x 4.8 x 4.8 centimetres
- **Item weight:** 0.45 Kilograms
- **Material:** Silicone
- **Style:** Compact

## Images

![791 Silicone Sealant Grey 310ml - Image 1](https://m.media-amazon.com/images/I/31wB6X6iF8L.jpg)
![791 Silicone Sealant Grey 310ml - Image 2](https://m.media-amazon.com/images/I/41uX17+UwUL.jpg)
![791 Silicone Sealant Grey 310ml - Image 3](https://m.media-amazon.com/images/I/41gfuwnRELL.jpg)
![791 Silicone Sealant Grey 310ml - Image 4](https://m.media-amazon.com/images/I/41+BQZPFOLL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- 791 Silicone Sealant Grey 310ml
- Dowsil 791 Sealant Black 310ml
- Dowsil 785N Silicone Sealant, White 310ml

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**Shop now:** [https://www.desertcart.co.uk/products/173456695-791-silicone-sealant-grey-310ml](https://www.desertcart.co.uk/products/173456695-791-silicone-sealant-grey-310ml)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-09-15*