Roofing Underlay

(9 products)

Roofing underlay is the water-resistant barrier which is applied to surface of the roof deck before laying the tiles, shingles or slates. Roofing underlay provides an added layer of protection against water damage and moisture in rougher weather conditions where the upper layers can be lifted or broken off in high winds. Several thicknesses and types are available, suitable for a selection of roofing projects including pitched roofs.

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Cromar Vent 3  Lightweight Breathable Roofing Membrane Dark Grey 50m x 1m

£54.99

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Protect Protect A1 Roofing Underlay 45 x 1m (31795)

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Protect  Protect A1 Roofing Underlay 45 x 1m

£39.99

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Cromar Vent 3  Lightweight Breathable Roofing Membrane Dark Grey 50m x 1.5m

£79.99

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Protect Protect A1 Roofing Underlay 15 x 1m (31617)

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Protect  Protect A1 Roofing Underlay 15 x 1m

£19.99

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Roof Pro Underlay 10 x 1m (104HT)

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Roof Pro  Underlay 10 x 1m

£27.99

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Roof Pro Cap Sheet 8 x 1m (657HT)

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Roof Pro  Cap Sheet 8 x 1m

£28.99

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