Strong and durable breathable membrane

Kingspan nilvent is a breathable membrane suitable for use in unventilated pitched roof and timber frame wall applications.

Product Brochure

Our product brochures include handling advice and installation guidance.

Product information

Water vapour resistance It achieves a resistance of 0.10 MN·s/g and a water vapour transmission Sd of 0.02 m
Euroclass E
Liquid water penetration > 2 m
Tensile strength 270 N / 50 mm longitudinal
225 N / 50 mm transverse
Nail tear strength 120 N longitudinal
140 N transverse
Roll length 50 m
Roll width 1.5 m
Thickness 0.4 mm
Area per roll 75 m²
Weight 0.13 kg/m²
Weight per roll 9.8 kg
Planet Passionate
Through our new Planet Passionate 10-year groupwide sustainability programme, we aim to make significant advances in the sustainability of our business and of our products.

How can we help you?

Kingspan Insulation Ltd

For queries relating to insulation boards, cavity closers or membranes.





General enquiries: 01544 388 601

Architect Technical Helpline:
01544 387 382