Underlay

The Universal Torch On Underlay, sized 16m x 1m, is a versatile and high-quality APP-based underlay using a standard fibreglass carrier. With a flame-dispersible polyethylene film underside for torch application, it ensures safe and efficient use across multiple applications.

Universal Torch On Underlay - 16m x 1m

High-quality underlay sand featuring a glass tissue base coated with polymer-modified bitumen. Its dual-layer design includes a top layer finished with fine sand and a sacrificial bottom layer that melts quickly for torched applications. Ideal for various construction and repair tasks.

Underlay Sand 16M

The Glass Fibre Underlay is a durable, waterproof roofing membrane with an oxidised bitumen coating on a sturdy glass fibre base. Ideal for built-up felt roofing and underlay for bitumen shingles, it offers an economical solution with a dual sand-finished surface. Compliant with BS 747: 2000 Type 3 standards, these underlays are usually applied using hot or cold bitumen adhesive.

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Universal Torch On Underlay - 16m x 1m

Underlay Sand 16M

Glass Fibre Ulay (3B) - 20m

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