Smart airtight and windtight sealing tape

Partel VARA™ Seal SL tape is a high-performance tape with a humidity variable Sd value and an extremely strong, moisture resistant acrylic adhesive for excellent adhesion. It is suitable for internal and external applications – especially for sealing of overlaps, windows, doors and corners in any type of buildings.

The highest Passive House “phA Class” rating ensures the best energy efficiency standard for your low-energy project.

Why Partel VARA SEAL SL Tape?

• Smart moisture variable tape with vapour resistance according to the ambient relative humidity (RH) – maximising dry connections all year round
• Ensures optimum moisture flow through building structures with an Sd range of 0.4 m to 30 m
• Passive House Certified airtight system – phA Class
• Airtight connections to DIN 4108-11
• Features an air permeance value of <0.1 m³/(m²h), to DIN EN 12114
• Class W1 resistance to water penetration
• Withstands a damp climate
• Lifetime design – advanced acrylic adhesive with excellent ageing resistance
• Resistant to weathering, UV stability
• Ecolabel Emicode EC1 ^PLUS meets the strict requirements of GEV for construction
• Solvent-free adhesive with very low emissions and free of emulsifiers
• Can be plastered over for a seamless and waterproof airtight connections
• VARA SEAL SL version has split release backing for quick installation