Description

The EzyCorner Cavity Flashing is a combination uPVC batten and flashing, for use in lieu of timber cavity battens and corner flashings, at both internal and external corners of walls.

Scope

Timber Framing

The EzyCorner Cavity Flashing has been appraised for use as a non-structural cavity batten and corner flashing on timber-framed buildings within the following scope:

• constructed with timber framing in accordance with the scope limitations of NZBC Acceptable Solution E2/AS1, Paragraph 1.1 with regard to building height and floor plan area; and,
• with a risk score of 0-20, calculated in accordance with NZBC Acceptable Solution E2/AS1, Table 2; and,
• with cavity-based wall cladding systems complying with NZBC Acceptable Solution E2/AS1 or having a valid BRANZ Appraisal that specifies a nominal 20 mm drained and vented cavity; and,
• situated in NZS 3604 Wind Zones up to, and including, Extra High.

Steel Framing

The EzyCorner Cavity Flashing has also been appraised for use as a non-structural cavity batten and corner flashing on steel-framed buildings within the following scope:

• constructed with steel framing in accordance with the scope limitations of NASH Building Envelope Solutions, Paragraph 1.1 with regard to building height and floor plan area; and,
• with a risk score of 0-20, calculated in accordance with NASH Building Envelope Solutions, and,
• with cavity-based wall cladding systems complying with NZBC Acceptable Solution E2/AS1 or having a valid BRANZ Appraisal that specifies a nominal 20 mm drained and vented cavity; and,
• situated in NASH Standard Part Two Wind Zones up to, and including, Extra High

Specific Design

The EzyCorner Cavity Flashing can also be used on buildings subject to specific weathertightness design. Weathertightness design and detailing of these installations is the responsibility of the designer and is outside the scope of this Appraisal.