Appraisal number: 631 (2017)
Date issued: 5 Dec 2017
FrameFlash™/Watertight® Flashing Tape
Description
FrameFlash™/Watertight® is a flexible flashing tape for use around framed joinery openings as a secondary weather-resistant barrier.
FrameFlash™/Watertight® is installed into and around the framed joinery opening over the wall underlay and exposed frame to cover both the face and edge of the opening framing. FrameFlash™/Watertight® is also used at joinery heads to seal flashing upstands to the wall underlay.
Scope
FrameFlash™/Watertight® has been appraised as a flexible flashing tape for use around window and door joinery openings for buildings within the following scope:
- The scope limitations of NZBC Acceptable Solution E2/AS1 paragraph 1.1.
- With a risk score of 0-20 calculated in accordance with NZBC Acceptable Solution E2/AS1 Table 2.
- With wall cladding systems complying with NZBC Acceptable Solution E2/AS1 or a valid BRANZ Appraisal that specifies a flexible flashing system.
- With wall underlays compatible with the flashing tape.
- Situated in NZS 3604 wind zones up to and including extra high.
FrameFlash™/Watertight® has also been appraised as a flexible flashing tape for use around window and door joinery openings for steel-framed buildings within the following scope:
- The scope limitations of NZBC Acceptable Solution E2/AS1 with regards to building height and floor plan area.
- Constructed with steel framing complying with the NZBC.
- With a risk score of 0-20 calculated in accordance with NZBC Acceptable Solution E2/AS1 Table 2.
- With wall cladding systems covered by a valid BRANZ Appraisal that specifies a flexible flashing system.
- With wall underlays compatible with the flexible flashing tape and steel frame.
- Situated in NZS 3604 wind zones up to and including extra high.
Technical literature
- FlameFlash™ Premium Flexible Flashing Tape
- Watertight® Premium Flexible Flashing Tape
Consenting instructions
Always refer to the Appraisal in full and the technical literature.