g4

Acceptable Solutions and Verification Methods For New Zealand Building Regulations Clause G4 Ventilation

All content related to G4 Ventilation

4th edition, unamended

Current version: Effective from 27 June 2019

 

Acceptable Solutions and Verification Methods (AS and VMs) were called compliance documents. Some still have the “compliance document” title but the AS or VMs they contain are valid and unaffected by the name change.

3rd edition, amendment 4

Concurrent version: Effective from 1 January 2017 until 31 October 2019

 

Acceptable Solutions and Verification Methods (AS and VMs) were called compliance documents. Some still have the “compliance document” title but the AS or VMs they contain are valid and unaffected by the name change.

AS/NZS 5601.1:2013 and the Workplace Exposure Standards are updated to the latest versions, including consequential changes to G4/AS1 paragraphs 2.4.1(c) and 3.0.1.

can be found on the Building RegulationsHub website.

3rd edition, amendment 3

Effective from 14 February 2014 until 30 May 2017

 

Acceptable Solutions and Verification Methods (AS and VMs) were called compliance documents. Some still have the “compliance document” title but the AS or VMs they contain are valid and unaffected by the name change.

All of the Acceptable Solutions and Verification Methods relating to G4 are contained in one document.

  • G4/VM1 Provides calculations for ventilation rates and air purity.
  • G4/AS1 gives design solutions for different occupancies and combinations of natural and mechanical ventilation. It includes kitchens, bathrooms, toilets, and laundries, both with and without an external wall. It provides one means of complying for the ventilation of spaces containing gas-fuel appliances.

3rd edition, amendment 2

Effective from 10 October 2011 until 14 August 2014

 

Acceptable Solutions and Verification Methods (AS and VMs) were called compliance documents. Some still have the “compliance document” title but the AS or VMs they contain are valid and unaffected by the name change.

G4 Ventilation – G4/VM1, G4/AS1. Third edition, Amendment 2. Effective from 10 October 2011 until 14 August 2014.

3rd edition, unamended

Effective from 1 November 2008 until 10 October 2011

 

Acceptable Solutions and Verification Methods (AS and VMs) were called compliance documents. Some still have the “compliance document” title but the AS or VMs they contain are valid and unaffected by the name change.

2nd edition, amendment 1

Effective from 23 June 2007 until 1 November 2008

 

Acceptable Solutions and Verification Methods (AS and VMs) were called compliance documents. Some still have the “compliance document” title but the AS or VMs they contain are valid and unaffected by the name change.

 

2nd edition, unamended

Effective from 28 February 1998 until 23 June 2007

 

Acceptable Solutions and Verification Methods (AS and VMs) were called compliance documents. Some still have the “compliance document” title but the AS or VMs they contain are valid and unaffected by the name change.

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