Scope of use
Can be used in all roofs from 0-60 degrees, in conjunction with custom made flashing by third party contractor.
New Zealand Building Code (NZBC)
The product will, if employed in accordance with the supplier's installation and maintenance requirements, assist with meeting the following provisions of the building code:
- Clause B2 Durability: Performance B2.3.1, B2.3.2
Product is CodeMark certified. (BRANZ CM-1008)
- Clause E2 External moisture: Performance E2.3.1, E2.3.2
Product is CodeMark certified. (BRANZ CM-1008)
- Clause F2 Hazardous building materials: Performance F2.3.2, F2.3.3
Product is CodeMark certified. (BRANZ CM-1008)
- Clause G4 Ventilation: Performance G4.3.1, G4.3.3
Product is CodeMark certified. (BRANZ CM-1008)
- Clause G7 Natural light: Performance G7.3.1, G7.3.2
Product is CodeMark certified. (BRANZ CM-1008)
- Clause H1 Energy efficiency : Performance H1.3.1, H1.3.2E
Product is CodeMark certified. (BRANZ CM-1008)
Evidence
The product meets the requirements set out in the following documents, or relevant parts of cited standards within the documents:
B2/AS1 Durability - AS 4285 - VELUX
Skylights satisfy the durability requirements specified for Non-structural
Roof Cladding elements and External Window/Door Joinery.
C3 Protection from Fire -
AS 1530 - VELUX Skylights have been classified as “non-combustible”
according to AS 1530 test methods.
E2 External Moisture - AS 4285
- VELUX Skylights have passed tests for weather tightness,
concentrated load, non-cyclonic and cyclonic wind pressures according to
Australian Skylight Standard AS4285 test methods.
F2 Hazardous Building
Materials - NZS 4233: Part 4, AS/NZS 4666 - VELUX Skylights comply with
requirements for sloped Insulating Glass Units.
G4/AS1 Natural Ventilation
(1.2, 2.1) - VELUX Opening Skylights can be used to meet the
G4 Natural
Ventilation requirements.
G7 Natural Light - VELUX
Skylights can be used to meet the G7 Natural Light requirements.
H1 Energy Efficiency - NZS
4218 - VELUX Skylights exceed the minimum R-value requirements for
skylights in all climate zones.
Evidence: 30+ years of
historical use in New Zealand
Supporting evidence
The product has and can make available the following additional evidence to support the above statements:
Design requirements
VCS skylights are modular fixed, solar power opening skylights intended
for roof pitches between 0 and 60 degrees. They are available in standard sizes
only. The IGU glazing unit has argon gas fill and Low E3 applied to the inside
surface of the outer pane. The IGU unit meets the requirements of NZBC F2. VCS skylights have been tested for impact but are not intended to be part of a
trafficable roof surface. VCS skylights do not have a fire rating.
Installation requirements
Install FCM skylight in accordance with manufacturer’s
installation instructions, supplied with FCM, and with local building code
requirements.
Align skylight with curb, free of warp or twist, maintaining dimensional
tolerances. Attach skylight to curb with screws furnished by manufacturer.
Coordinate attachment and seal of perimeter air and vapor barrier material.
Provide insulation of the curb for maximum energy efficiency. Install site
made flashing in accordance with the latest version of the New Zealand Roofing Code of Practice to achieve weather- tight installation.
Maintenance requirements
For maintenance requirements refer to http://https//www.velux.co.nz/service-and-warranty/maintenance.
Exterior
surfaces must be cleaned with clean water at least once a year, subject to the
environmental conditions present.