2020 – September

The following updates to the NZ Metal Roof and Wall Cladding Code Practice (COP) were published on 1 September 2020.

Summary of Changes in this update:

New standard added for MRM Pre-Painted Coil Standard – Performance Requirements.
Additional information on salt contamination added to Metal Corrosion.
Revised Definitions of Gutter and Valley.
The rest of this update consisted of fixing minor errors and improvements for clarity.

Category	Clause Number (at time of update)	Clause (As of current publication)	Details
2 - Editing and rearrangement	1	Introduction	Update Revisions Message
2 - Editing and rearrangement	2.1	Definitions	Revised definitions of Gutter and Valley.
2 - Editing and rearrangement	4.2	Metal Corrosion	Added paragraph about salt contamination.
1 - Minor Errata	5.7	Capacity Calculations (Please read with 5.6 Roof Drainage Design)	Clarity improvement. Inserted the Comment: "Please read with Roof Drainage Design "
1 - Minor Errata	9.3	Penetration Durability and Compatibility	Renamed clause to be more reflective of its content.
1 - Minor Errata	12.4.1	Touch-Up	Changed punctuation in heading for consistency.
2 - Editing and rearrangement	15.2	Mounting Air Conditioning, Aerials, and Solar Units	Clause has been renamed and new copy included.
2 - Editing and rearrangement	17	Testing and MRM Standards	Added introduction.
1 - Minor Errata	18.6	Velocities	Removed extra heading.
1 - Minor Errata	18.7	Cricket Penetration Patterns	Fixed headings.
4 - Clause Inserted		MRM Pre-Painted Coil Standard – Performance Requirements	New clause.
4 - Clause Inserted		Part1: ASNZS/2728:2013	New clause.
4 - Clause Inserted		Part 2: Additional Criteria	New clause.
4 - Clause Inserted		Commentary	New clause.
4 - Clause Inserted		Appendices of AS/NZS 2728:2013 included as Normative in the MRM Standard	New clause.
4 - Clause Inserted		Appendices of AS/NZS2728:2013 considered Informative in the MRM Standard:	New clause.
4 - Clause Inserted		Copyright Acknowledgement	New clause.

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Clause:

019_017_000_000_000_000_000_000_000

Clause Number:

19.17

/cop/revision-history/2020-september

Revision Category:

4 - Clause Inserted

Revision Detail:

New clause. Revision detail.

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