Rose Roofing
Rose Roofing Dura Torch Glass Underlay 16m
Rose Roofing Dura Torch Glass Underlay 16m
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Free delivery for orders over £100 within UK mainland. This does not apply to large products (such as those above 1m of length), heavy products (including aggregates, compost and wood logs) and fragile products (such as ceramics, shower enclosures etc.). See shipping policy for restrictions.
Free local delivery above £50 and £5 charge for delivery under £50 within a 3 mile radius and £7 up to 6 mile radius.
Standard Shipping - United Kingdom (UK Mainland Excluding Northern Ireland)
- Lighter items (under 1kg) - £4 and free for orders over £100
- Smaller items (1 - 10kg) - £7 and free for orders over £100
- Larger items (10kg - 30kg) - £15 and free for orders over £350
- Bulky items (30kg and above) - £35 with minimum order value of £100
Express Shipping - United Kingdom (UK Mainland Excluding Northern Ireland)
- Lighter items (under 1kg) - £7 and free for orders over £100
- Smaller items (1 - 10kg) - £10 and free for orders over £100
- Larger items (10kg - 30kg) - £20 and free for orders over £350
Standard Shipping (Northern Ireland and Scottish Islands & Highlands) 2 to 7 business days
- Lighter items (under 1kg) - £7
- Smaller items (1 - 10kg) - £15
- Larger items (10kg - 30kg) - £25
- Bulky items (30kg and above) - £35 with minimum order value of £100
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Rose Roofing Dura Torch Glass Underlay – 16m
Torch-On Roofing Underlay with SBS Modified Bitumen for Durable Flat Roof Systems
The Rose Roofing Dura Torch Glass Underlay – 16m is a high-performance torch-on roofing membrane designed for use as the base layer in a built-up roofing system. Manufactured with a 100g/m² glass fibre base, this underlay is coated with SBS (Styrene-Butadiene-Styrene) modified bitumen, providing enhanced flexibility, weather resistance, and durability—making it ideal for flat or low-pitched roofs.
Engineered for professional roofing applications, this product is surfaced with sand on the top and finished on the underside with a flame-dispersible polyethylene film, which facilitates easy application using a gas torch. It is suitable for use on habitable buildings, offering long-lasting performance as part of a multi-layer waterproofing system.
Product Details
- Roll length: 16 metres
- Roll width: Standard (typically ~1m; not explicitly stated)
- Material: 100g/m² glass fibre base
- Coating: SBS modified bitumen
- Surface finish: Sanded top, polyethylene film underside
- Boxed dimensions: W 20.0cm × H 100.0cm × D 20.0cm
- Boxed weight: 3.2kg (actual product weight approx. 32kg)
- Application: Torch-on underlay for built-up roofing systems
Features
- Utilises 100g/m² glass fibre reinforcement for added strength
- Coated with SBS modified bitumen for superior flexibility and temperature tolerance
- Sanded upper surface for bonding with subsequent layers
- Flame-dispersible polyethylene backing allows easy torch-on application
- Suitable for use on habitable and residential buildings
- Forms part of a multi-layer built-up torch-on roofing system
- Excellent performance in flat and low-slope roofing applications
- Durable and weather-resistant formulation
- Designed for professional roofing contractors and installers
- Lightweight boxed packaging for easier handling and storage
Frequently Asked Questions (FAQ)
Q: What is this product used for?
It’s used as an underlay in a built-up torch-on roofing system, providing the first layer of waterproofing protection beneath cap sheets or top membranes.
Q: Is it suitable for habitable buildings?
Yes, the Dura Torch Glass Underlay is manufactured to meet standards required for use on habitable residential and commercial buildings.
Q: How is this applied?
This membrane is applied using a gas torch, with the polyethylene film on the underside melting to adhere it to the roofing deck or insulation layer.
Q: What does SBS modified mean?
SBS (Styrene-Butadiene-Styrene) is a type of rubber-modified bitumen that enhances flexibility, especially in low temperatures, and improves overall durability.
Q: What surfaces can this be installed on?
It can be used over prepared concrete, timber decks, or insulation boards, as part of a multi-layer torch-on roofing system.
Q: What is the approximate coverage of this roll?
A 16m roll typically covers around 16 square metres, but actual coverage will depend on overlaps and installation detailing.
The Rose Roofing Dura Torch Glass Underlay – 16m is a trusted and proven choice for roofing professionals seeking reliable underlayment performance. Its SBS-modified construction and ease of application make it an essential component in modern flat roofing systems.
