(https://www.mbie.govt.nz/)
(https://www.building.govt.nz/) (https://www.standards.govt.nz/) (https://www.branz.co.nz/)
Resource detail (https://codehub.building.govt.nz/resources/g4vm1-fourth-edition#resource-detail)
Citations (https://codehub.building.govt.nz/resources/g4vm1-fourth-edition#resource-citations)

Verification Method G4/VM1: Ventilation

View on Information Provider website Download this resource (PDF, 1.0MB) (https://www.building.govt.nz/assets/Uploads/building-code-compliance/g-services-and-facilities/g4-ventilation/asvm/g4-ventilation-4th-edition.pdf)
Abbreviation
G4/VM1 (Fourth Edition)
Version
Fourth Edition (unamended)
Valid from
27/06/2019

Information provider
Ministry of Business, Innovation and Employment,
Information type
Verification Method,
Format
PDF,


Description

Verification Method G4/VM1 provides a means of compliance with Building Code Clause G4 Ventilation. Building Code Clause G4 requires ventilation to all occupied spaces.

This clause requires spaces in buildings to be provided with adequate ventilation consistent with their maximum occupancy and intended use. It sets out provisions for outdoor air and extract ventilation.

It ensures systems are maintained against bacteria, pathogens and allergens. It requires products (such as cooking fumes, moisture, or gases) to be removed for other peoples amenity and the protection of property.

Scope

Verification Method G4/VM1 covers ventilation rate and air purity.

Previous versions:
G4/VM1 (Third Edition, Amendment 4) (https://codehub.building.govt.nz/resources/g4vm1-amd-4)
G4/VM1 (Third Edition, Amendment 3) (https://codehub.building.govt.nz/resources/g4vm1-amd-3)
G4/VM1 (Third Edition, Amendment 2) (https://codehub.building.govt.nz/resources/g4vm1-amd-2)
G4/VM1 (Third Edition (unamended)) (https://codehub.building.govt.nz/resources/g4vm1)
For assistance with locating previous versions, please contact the information provider.
Notes/comments

The Document revised - Fourth Edition issued.

View on Information Provider website Download this resource (PDF, 1.0MB) (https://www.building.govt.nz/assets/Uploads/building-code-compliance/g-services-and-facilities/g4-ventilation/asvm/g4-ventilation-4th-edition.pdf)
G4/VM1 Amendment 4 Third Edition, Amendment 4 (https://codehub.building.govt.nz/resources/g4vm1-amd-4)
G4/VM1 Amendment 3 Third Edition, Amendment 3 (https://codehub.building.govt.nz/resources/g4vm1-amd-3)
G4/VM1 Amendment 2 Third Edition, Amendment 2 (https://codehub.building.govt.nz/resources/g4vm1-amd-2)
G4/VM1 Third Edition (unamended) (https://codehub.building.govt.nz/resources/g4vm1)
For assistance with locating previous versions, please contact the information provider.

The Document revised - Fourth Edition issued.

Feedback (https://codehub.building.govt.nz/feedback?backUrl=resources/g4vm1-fourth-edition)