BG1 - The Original

Extremely durable BG1 clearly exceeds the requirements for protection against driving rain, airtightness and resistance to weathering according to the highest German standard for joint sealant tapes DIN 18542:2009 (stress group 1) – tested for a field installation after 15 years in service! BG1 is available in various dimensions so you can find the right tape for your specific joint width. Each tape has a determined tolerance range, which is specified on each roll.

• Tested by third party
  • ASTM E283
  • ASTM E330
  • ASTM E331
  • ASTM E547
  • ASTM E84
• For heavy-duty primary and cross joints
  • Hurricane tested in accordance with Miami Dade protocol!
• Resistant to driving rain up to 22 psf
• Uniform structural pressure up to 187.97 psf
• Thermal conductivity:
  • 0.285 Btu*in/h*ft²*F (λ = 0.0412 W/m.K)
• Joint sound insulation value RST,W max. 59 dB*
• Air tightness an < 1.0
• Extremely low VOC’s:
  • EMICODE EC1PLUS tested (< 5 TVOC [μg / m³])

More available sizes: https://oskorp.com/window-sealing