Metra Ceiling
- Abbreviation
- Appraisal number 951 (2022)
- Valid from
- 19/05/2022
- Information provider
- BRANZ Limited,
- Information type
- BRANZ Appraisal,
- Format
- PDF,
Description
Metra Ceiling is a method of ceiling construction based on Metra Ceiling panels.
Metra Ceiling is intended for use in timber-framed buildings with timber roof trusses and/or timber rafters. The design and construction of the remainder of the building is conventional.
Scope
1. Metra Ceiling has been appraised for use as ceilings in buildings covered by the scope of Clause 1.1.2 of NZS 3604 in all Wind Zones up to, and including, Very High.
2. Metra Ceiling has also been appraised for use as ceilings in timber-framed buildings subject to specific engineering design.
3. The use of Metra Ceiling in the following situations has not been assessed and is outside the scope of this Appraisal:
- Sauna rooms and areas of high humidity (greater than 85% relative humidity (RH)).
- Where temperatures exceed 35ºC for prolonged periods (e.g. ceiling heating installations) or exceed 50ºC in localised areas (e.g. near fuel burning appliances).