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This Certifier Practice Standard is prepared by the Commissioner for Fair Trading under section 14 of the Building and Development Certifiers Act 2018 (B&DC Act); Section 14 provides that a registered certifier’s conditions of registration may require the certifier to carry out certification work in accordance with specified standards or methodologies prepared by the Commissioner.

Cetificate of conformity.

Covertek 407 is a fire retardant, absorbent and breathable synthetic self-supporting roof underlay constructed using a microporus water resistant film sandwiched between two layers of spun-bonded polyolefin.

Thermakraft Covertek 407 Technical Specifications.

Thermakraft Aluband is a polymeric faced, bituminous self-adhesive flashing tape with a release backing film.

Watergate Plus is specifically designed as a wall wrap behind exterior wall cladding.

Aluband installation and application.

Secondary protection at flashing tape corners.

Premium Synthetic Wall wrap.

General purpose polypropylene tape.