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Appraisal number: 1037 (2018)

Date issued: 12 Nov 2018

Deboflex 3.5 CS/F K180 Special Tanking and DPM Membrane

Description

Deboflex 3.5 CS/F K180 Special Tanking and DPM Membrane is a pre-applied or torch-applied DPM and tanking membrane for basement retaining walls and floors. It is applied under floor slabs and foundations and to the exterior face of basement retaining walls to prevent liquid water or water vapour penetrating to the interior face in spaces where moisture may cause damage.

Scope

Deboflex 3.5 CS/F K180 Special Tanking and DPM has been appraised as a DPM for use:

  • on buildings subject to non-specific design under floor slabs complying with NZS 3604 and behind concrete masonry basement walls and under floor slabs complying with NZS 4229
  • in buildings subject to specific design with substrates of in situ or precast concrete complying with NZS 3101 or concrete masonry complying with NZS 4230 and 4210
  • where subsoil drainage and free-draining granular backfill has been placed behind basement walls.

Deboflex 3.5 CS/F K180 Special Tanking and DPM has also been appraised as a pre-applied tanking membrane for use:

  • on buildings subject to specific design with substrates of in situ or precast concrete complying with NZS 3101
  • where the membrane is subject to hydrostatic pressure with the pressure not to exceed 2 bar (20 metres head of water).

Deboflex 3.5 CS/F K180 Special Tanking and DPM must be adequately protected against damage during backfilling and in service.

The product must be installed by De Boer certified applicators.

Consenting instructions

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

Appraisal holder

De Boer Waterproofing Solutions nv
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