产品简介
Product introduction
- ENVIROTUFF Vapor Barrier Membrane

Characteristics
❍ Certified by ASTM & FM
❍ High reflectivity
❍ High tensile strength and elongation, (at 1 ton/m2), single layer colored roof steel sheet can save the use of beneath layer
❍ Excellent waterproof and vapor barrier performance, water vapor permeability ≤0.50g/m2•24h.
❍ Good heat insulation and energy saving
Product Information
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