Papa Bauder Schwarte VA 4 is a heat-sealable vapor barrier roofing membrane, designed for vapor-tight insulation in building insulation.

Technical data

• Product description: bituminous vapor barrier roofing felt
• Mounting method: torch welding
• Upper surface: talcum
• Bottom surface: foil
• Support insert: a combination of aluminum and polyester + 60g / m2 glass fabric
• Length: 5 m
• Width: 1 m
• Thickness: 4mm
• Low temperature flexibility: ≤ 0 C
• Resistance to high temperatures: ≥ +70 C
• Breaking force:
  • along ≥ 400 N / 50 mm
  • across ≥ 400 N / 50 mm
• Elongation: ≥ 2%
• SD value: ≥ 1500 m
• Article number: 1331 0000