Karnak 31 GRP Fiberglass Membrane Tape 150mm x 45m

£29.99 Incl. VAT
£24.99 Ex. VAT


Ideal for its use with cold application cements and coatings, Karnak 31 Fiberglass Membrane is a waterproofing fabric woven entirely of fibreglass yarn. Thanks to its high flexibility, the Karnak 31 conforms to all contours and bends as required in general roofing and waterproofing maintenance. Treated with a synthetic resin to give complete compatibility with asphalt or tar and all accepted waterproofing and coating compounds.

Designed for use with Karnak 19 Ultra Instant Roof Repair 



  • High tensile strength.
  • Contour flexibility without cracking.
  • Will not rot or decay.
  • Acid and alkali resistant.

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