Watertight Silver Wall Underlay

Appraisal number 1074
Issued
Last updated 8 Apr 2026
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Description

Watertight Silver Wall Underlay is a synthetic wall underlay for use as a flexible wall underlay under wall claddings on timber and steel-framed buildings. The product consists of a micro-porous water-resistant film laminated between two layers of non-woven polyolefin and is coloured grey.

Consenting instructions

Always refer to the Appraisal in full and the technical literature.

Appraisal holder details

Techno Wrapping Systems Ltd

warehouse
PO Box 516, Silverdale, North Auckland 0944
phone_enabled 09 426 4748