| PREVNEXT
Corotop Grey Breathable Roofing Membrane
Corotop Grey Breathable Roofing Membrane
![Corotop Grey Breathable Roofing Membrane](https://laydex.ie/wp-content/uploads/2016/10/corotop_logo.-1.jpg)
Description
A breathable three-layer roofing membrane
A vapour permeable, three-layer roof membrane consisting of functional film. The functional film provides resistance to water penetration and regulates vapour permeability balance in a roof system. Applied only on partly-boarded roofs.
- BS 5534 / IS 2002
- NSAI Cert. No. 11/0367
What the experts have to say
![](https://laydex.ie/wp-content/uploads/2016/08/experts-nsai.jpg)
IRISH AGRÉMENT BOARD
CERTIFICATE NO. 11/0367
This Certificate relates to Corotop Breathable
Membranes for use on tiled or slated pitched
roofs. Corotop Breathable Membranes are
manufactured by thermally laminating a water
vapour permeable film between two layers of
non-woven polypropylene.
This Certificate certifies compliance with the
requirements of the Building Regulations 1997 to
2014.
![](https://laydex.ie/wp-content/uploads/2016/07/certification.png)
Three-layer product highly resistant to ageing processes
Minimize heat loss
![](https://laydex.ie/wp-content/uploads/2016/07/service4.png)
Regulate two-way vapour permeability
Protects thermal-insulation against damping
Thickness:
0.45 mm
Mass per unit area:
100 g/m2
Tensile strength:
Longitudinal 255 N/50mm
Transverse 150 N/50mm
Elongation:
Longitudinal 95 %
Transverse 135 %
Tear resistance:
Longitudinal 135 N
Transverse 190 N
Full Information:
Check out the full datasheet available in the Downloads section!