NBS Source
I'm a manufacturer

Compare variants

Permavent Graphite Breathable Roofing Underlay - Vapour Open Roofing Membrane
Permavent Graphite Breathable Roofing Underlay - Vapour Open Roofing Membrane
Permavent Graphite Breathable Roofing Underlay - Vapour Open Roofing Membrane

Verified today

Permavent Ltd

Verified today

Permavent Ltd

Verified today

Permavent Ltd
Summary
High performance vapour-permeable roofing membrane.
Color
Grey
-
-
Material
Polypropylene
-
-
Shape
Rectangle
-
-
Length
50000 mm
-
-
Width
1000 mm, 1500 mm
-
-
Warranty description
15 year
-
-

Specification

Class (minimum)
W1.
-
-
Third-party certification
British Board of Agrément (BBA) certificate.
-
-
Performance criteria
-
-
-
Water vapour properties
Water vapour resistance (Sd): 0.02 m.
-
-
Fire performance
Reaction to fire: To BS EN 13501-1, Class E.
-
-
Tensile properties
To BS EN 12311-1 (MD/ CD), 245/ 175 N/50mm.
-
-
Material
Polypropylene, non-woven.
-
-
Form
Spun-bonded.
-
-
Weight (minimum)
130 g/m².
-
-

Additional properties

Roll size
1.0 x 50 m.
-
-
Nail shank
To BS EN 12310-1 (MD/ CD), 130/ 140 N.
-
-
CoverageArea
50 m².
-
-
Elongation
MD/ CD, 50/ 60%.
-
-

Sustainability data

Contains Red List materials
No
-
-
Country of material origin
United Kingdom
-
-
Country of product manufacture
United Kingdom
-
-
Material
Polypropylene
-
-
Recyclability
Recyclable
-
-
Recycled content
100 %
-
-
Expected Life
Lifetime
-
-