Mechanical Ventilation Systems
The Building Code of Australia in Part E2 Smoke Hazard Management, sets out the criteria for a mechanical air handling system (otherwise known as a mechanical ventilation systems) to be installed in a building. A mechanical ventilation system must safeguard the occupiers of a building from sickness or loss of amenity due to the lack of fresh air. Mechanical ventilation systems must be nominated as an essential safety measure by a building surveyor/building certifier.
Building Code of Australia
Mechanical ventilation systems installed in a building which do not form part of a smoke hazard management system must comply with clause E2.2 General Requirements, this clause contains smoke control provisions. The mechanical ventilation systems must be installed under the building regulations in accordance with:
- AS/NZS 1668.1:1998 The use of ventilation and air conditioning in buildings – Fire and smoke control in multi compartment buildings
- AS 1668.2-2002 The use of ventilation and air conditioning in buildings – Ventilation design for indoor air containment control
- AS/NZS 3666.1:2002 Air-handling and water systems of buildings – Microbial control – Design, installation and commissioning
The following photographs depict mechanical ventilation systems installed in a building.