How to Stop Your Letterbox Flapping in the Wind
A letterbox that rattles and flaps in windy weather is usually caused by a weak spring, loose fittings or air pressure through the door. This guide explains how to diagnose...
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SILVERSEEL 600GRM GRM
Regular price
£238.09
Unit price
Tax included
Shipping calculated at checkout.
SILVERSEEL 600GRM GRM - 5M2 / YES PLEASE ! is backordered and will ship as soon as it is back in stock.
Delivery & Returns
Delivery & Returns
Place your order before 3pm for next working day dispatch (subject to stock availability). Delivery times are estimates and may vary depending on the product, supplier and delivery location.
Returns: Eligible consumer orders may be cancelled within 14 days of receiving the goods. Return conditions and exclusions apply. Please see our full Delivery & Returns Policy for details.
Please note: Additional delivery charges may apply for Northern Ireland, Isle of Wight, Isle of Man, Isles of Scilly, Scottish Highlands & Islands, and Channel Islands. We'll contact you if any additional charges apply, or you can call us on 0800 111 4898 before placing your order.
SILVERSEEL 600GRM GRM
Regular priceFrom
£190.36
Unit price
Description
Description
Professional Flat Roofing Solution – Safe, Durable & Eco-Responsible
The Silverseel GRP Roofing System is an advanced waterproofing solution engineered for maximum protection, long lifespan, and superior performance. With a BRoof(t4) fire rating certification, this system provides reliable fire protection, while its seamless design eliminates joints and significantly reduces the risk of leaks.
Developed with sustainability in mind, Silverseel contains 22% bio-based materials and reduced VOC emissions, making it safer for installers and the environment—without compromising on quality.
Key Benefits
- BRoof(t4) Fire Rated Protection – maximum safety for residential and commercial buildings
- Seamless Waterproof System – no joints, no leaks
- Extreme Weather Resistance – UV rays, rain, snow, and temperature fluctuations
- Heavy Duty 600g CSM – enhanced strength and long-term durability
- Eco-Conscious Formulation – lower VOCs, more sustainable solution
- Wear Resistant Surface – suitable for foot traffic areas
- Easy Installation – no specialist tools required
- 20-Year Guarantee – long-term investment security
Ideal Applications
The Silverseel system is perfect for a wide range of projects:
- Flat roofs
- Terraces and balconies
- Garages and sheds
- Extensions and refurbishments
- Dormers and commercial buildings
What's Included in Each GRP Kit
Everything you need for a complete installation in one package:
- GRP Resin
- Topcoat finish (Dark Grey)
- Fiberglass matting (600g CSM)
- Hardener (catalyst)
- Detailing tape
- Mixing chart (application guide)
BONUS: Every kit includes a free professional toolkit, tailored to your project size.
Available Sizes
Kits are available for projects ranging from 5m² to 100m², with precisely calculated material quantities to ensure minimal waste and maximum efficiency.
- Built-in allowances for overlaps and detailing
- Free CSM tape included with every kit
- 2 tape rolls included for larger kits (50m²+)
Performance You Can Trust
Silverseel delivers:
- Complete waterproof protection
- Long lifespan with zero maintenance
- Resistance to extreme weather conditions
- Smooth, professional finish
- High mechanical strength
Technical & Safety Documentation
Available documents include:
- Product Brochure
- Step-by-Step Application Guide
- Resin & Topcoat Data Sheets
- Safety Data Sheets
- Guarantee Document
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
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