Commercial HVAC Testing, Balancing & Commissioning Across Sydney & NSW
Air that performs.
Precision that delivers.
Independent specialists in commercial air balancing, water balancing, HVAC testing and commissioning. Flowtest provides accurate testing, system performance verification and detailed reporting throughout Greater Sydney and regional New South Wales.
An independent partner for high-performing buildings
Flowtest is an independent HVAC commissioning company focused on an unbiased, cleaner, safer and more economical working environment — for both occupants and owners of the buildings we work on.
Our professionalism is next to none, taking new or existing systems to the high standard required for a healthy occupational environment, whilst working efficiently to minimise disruption to your business.
- Air & water balancing, testing & commissioning
- Stair pressurisation
- Commissioning to ASHRAE, CIBSE & Green Star
- Pressure testing of ductwork
- AFSS testing & certification
- AS1851:2012 service testing & reports
- Fire damper inspections
- Smoke damper inspections
- Troubleshooting
- Pre-construction inspection, testing & reporting
Our core services
From inspection through to certification, we support your building at every stage.
Explore individual services: Air Balancing, Water Balancing, Stair Pressurisation Testing, Kitchen Exhaust Testing & Commissioning to ASHRAE, CIBSE & Green Star.
AS 1851-2012 & AFSS Mechanical Testing
Routine HVAC / mechanical fire safety testing & reporting across Sydney & NSW — and how the NSW changes from 13 February 2026 relate to your AFSS.
Built on trust, precision and independence
Independent & Unbiased
A completely independent commissioning company — our only agenda is your building performing at its best.
Energy Efficient
We optimise systems for energy efficiency, lowering running costs and improving building performance.
Fully Mobile Across NSW
Technicians servicing Sydney, Newcastle, Wollongong & everywhere in between across NSW.
Minimal Disruption
We work efficiently to cause minimal disruption to your business and occupants.
Trusted on landmark commercial buildings
We deliver balancing, commissioning and fire safety compliance for some of NSW's most significant commercial projects.
HVAC balancing & commissioning across Sydney & NSW
Fully mobile teams servicing the whole Greater Sydney Basin — from the CBD, North Sydney, Chatswood and Macquarie Park to Parramatta, Blacktown, Penrith, Liverpool, Campbelltown and the Blue Mountains — plus NSW-wide coverage including the Central Coast, Newcastle, Wollongong, Bathurst, Orange, Parkes, the Central West, South Coast and North Coast.
Frequently asked questions
Answers to common questions about our balancing, commissioning & fire safety services.
Ready to get your systems compliant & efficient?
Talk to a fully independent commissioning team servicing all of New South Wales, Metro & Rural.
Let's Chat