Visqueen Ultimate RadonBlok Double Sided Tape 30mm x 30m
£18.37 excl. VAT
Visqueen RadonBlok Double Sided Tape is a yellow butyl tape used to create a secure seal between overlaps in radon membranes. It’s easy to use and ensures protection against radon gas and moisture.
Key Features
- Creates a gas- and moisture-tight seal
- Double sided adhesive with easy-peel liner
- Ideal for use with Visqueen RadonBlok 400 and 600
- Quick and clean installation
Typical Uses
- Sealing membrane lap joints in radon barrier systems
- Suitable for housing, commercial, and industrial projects
- Used with VisqueenPro Single Sided Tape for full joint sealing
Installation Tips
- Make sure surfaces are clean and dry
- Apply tape 50mm from membrane edge
- Press firmly and peel off liner
- Overlap with membrane (min. 150mm)
- Seal top layer with VisqueenPro Single Sided Tape and apply firm pressure




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