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Appraisal number: 920 (2016)

Date issued: 24 Jun 2016

EzyCorner Cavity Flashing


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.


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

  • The scope limitations of NZBC Acceptable Solution E2/AS1 paragraph 1.1 with regard to building height and floor plan area.
  • With a risk score of 0-20 calculated in accordance NZBC Acceptable Solution E2/AS1 Table 2.
  • 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.
  • Situated in NZS 3604 wind zones up to and including extra high.

(Note: 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.)

Technical literature

EzyCorner Cavity Flashing including installation details EC1-EC7, June 2016

Consenting instructions

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

Appraisal holder

EzyBuild Products Ltd
Phone: 0800 399 284

Marketer details