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A high performance underlay for all pitched roof types and walls in timber frame structures. Can be used on warm and cold, supported and unsupported, ventilated and unventilated roofs.

Key Features:

• Universal breathable underlay for any roof design.
• BRE certified.
• High water vapour permeability.
• Exceptional water resistance.
• High nail tear strength.
• High tensile strength.
• Pre printed marking lines.