HVAC factsheet - Energy breakdown

Department of the Environment and Energy

Summarises HVAC energy consumption information available in the Guide to Best Practice Maintenance & Operation of HVAC Systems for Energy Efficiency.

A typical office building HVAC system accounts for approximately 40% of total building energy consumption and 70% of base building energy consumption. HVAC is also a major energy user in other non-residential building types.

Intended for the use of building owners, leasing agents, tenants, architects, environmental consultants and general public.