Klober Permo Air 1m x 50m Breathable Felt (50m2)
KU0045-1 - Roofshield Equivalent (20)
• Permo Air, the UK's most breathable air-open membrane. • Over 13% more breathable than any other ‘air open’, vapour permeable underlay currently on the market. • BBA & NHBC approved for needing no additional high level ventilation, saving time and cost. • Strong 3 layer recyclable fleece. • All products supplied by Klober are covered by its 10 year guarantee More product details below
- BBA, IAB, LABC and CE approved for cold and warm roofs
- NHBC approved for no additional high ventilation
- No additional ventilation required
- Hydrophobically treated
- Type LR underlay
- Strong 3 layer material
- Recyclable
- UV stable for 4 months
- Batten spacing 350mm
- SD Value 0.009m
Permo air, a low resistance air-open underlay. It is the ideal solution where there is a high risk of condensation forming in the roofspace. Being both air open & vapour permeable further minimises the risk of condensation forming, particularly during the drying out period of a building. Available in 1m x 50m rolls.