Thermakraft CaVap Alu 1500 UV-AC is intended for use as a vapour barrier layer, ideally for flat sloping or skillion roof construction, where condensation and moisture vapour control are required behind the insulation material.

The product is installed as a self-adhesive membrane onto rigid substrates. Thermakraft CaVap Alu 1500 UV-AC is generally used within proprietary roofing systems.

• Application temperature above 5°C.
• NOT a flexible roof or wall underlay for exterior use.
• Must NOT be used under roof translucent sheeting or as a floor underlay.
• Must have a minimum clearance of 200mm from the chimney flue.
• Must NOT be left exposed to the weather or UV for more than 7 days.

Thermakraft CaVap Alu 1500 UV-AC will meet the performance requirements of NZBC Clause B2 Durability B2.3.1b 15 years, provided:

• The product is used and installed according to Kingspan Thermakraft literature or the proprietary roofing system supplier’s instructions.
• It is not damaged.
• It is not left exposed for more than 7 days, same day coverage recommended.
• It is installed by or under the guidance of Licensed Building Practitioners.
• It is compatible with cladding or proprietary system used.