Product Details

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Contact Person: Sally Wang Mobile:0086 189 6912 8058

Skype: sangobuild03 E-mail: sallywang at

1. Product Description

breathable and waterproof roof underlay membrane self adhesive Europe standard

SGB brand waterproof and vapor permeable membrane is polymer modified asphalt based, with surface of

high strengthpolypropylene fiber. Back side coated with self adhesive glue or antiskid sand. Made by special process. With excellent waterproof performance and breathable properties.

Description		Width	Length	Weight	Thickness
ASTM D-226 I roofing felt 15#		36in	144ft	23kg	0.8mm
ASTM D-226 II roofing felt 30#		36in	72ft	23.5kg	1.2mm
ASTM D-4869 I roofing felt 15#		36in	144ft	16.5kg	0.6mm
ASTM D-4869 II roofing felt 30#		36in	72ft	13.5kg	0.8mm

Building paper I		40in	100ft	6.5kg	0.30mm
Building paper II		40in	72ft	6.5kg	0.40mm

Roof underlay	500g/m2 PP—PP	1000mm	30m	15kg	0.8mm
	600g/m2 S—PP	1000mm	25m	15kg	1.0mm
	1500g/m2 S—S	1000mm	20m	30kg	1.3mm
Roof underlay with adhesive band	500g/m2 PP—PP	1000mm	30m	15kg	0.8mm
	600g/m2 S—PP	1000mm	25m	15kg	1.0mm
	1500g/m2 S—S	1000mm	20m	30kg	1.3mm

It is used as the underlayment of cement tile, painted pottery watts and asphalt shingle. Also suitable for all kinds of architectural roofing, walls, underground waterproof and damp proof project.

Mobile:0086 189 69128058 or add me on Skype: sangobuild03, let's talk more!!!

SGB brand waterproof breathable membrane
Test standard	EN12310; EN12311; EN1849; ASTM D-97
Mass	400g/m2 ----500g/m2
Elongation	300N/5cm----400N/5cm
Tensile	240N/5cm----320N/5cm
Resistance to tearing; >	23%
Water tightness	0.2MP 24 hours
Heat resistance	85°c 24hours
Cold flexibility	-40°c 24hours no cracks or fractures
Dimension	make size according to client requirement

with adhesive tape on the overlap for the sealing of junction,convention for application.
Excellent weather resistance, corrosion resistance, anti-aging, antioxidant.
Excellent waterproofing performance and encase nail holes.
Good permeability, can be in damp base surface construction, make the maintenance structure internal water vapor rapidly eduction, avoid effectively mould and condensing formation
Excellent tensile strength and elongation.
large Surface friction, grass-roots closely.
no smell,no taste,accord with environmental protection requirements.

Mobile:0086 189 69128058 or add me on Skype: sangobuild03, let's talk more!!!