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Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
5mm - 1/2in
A low resistance exhalation valve allows for easy breathing
Coverage 5-10m² per litre
1 x 1/4in Spinner with 2-Component Handle
heat and diluted acids
Cromar Breathable Membrane Felt Blue Vent 3 135gm 1 Metre x 50 metre electric cable 5mm - 1/2inLength 50 metre roll Width 1 metre Weight 135 gram BBA certified. Independently tested and BS 5534: 2014+A2: 2018 compliant Conforms with BS 5250 guidelines Meet NHBC guidance for underlays in pitched roof applications Clean and easy to use Excellent tensile and tear strength Waterproof properties Long term durability UV Stable (3 months exposure) A high performance breathable membrane ideal for cold and warm roof application
