The HVAC-R industry is evolving. Discover practical insights, technical expertise and support to help navigate refrigerant changes, system upgrades and everyday challenges.
As Australia’s refrigeration industry continues transitioning to lower-GWP (Global Warming Potential) refrigerants, contractors and business owners are facing important decisions about maintaining existing systems while preparing for future requirements.
While refrigerants such as R134a and R404A remain in service across thousands of systems, many technicians are now assessing alternatives including R513A and R448A.
These options can help reduce environmental impact while extending the life of existing equipment when applied correctly.
However, selecting a replacement refrigerant is rarely as simple as a direct swap.
Factors such as system compatibility, operating pressures, expansion valve suitability, lubricant requirements and temperature glide can all affect performance and reliability.
A thorough assessment should always be completed before any refrigerant conversion.
“The best refrigerant choice depends on the application, operating conditions, equipment suitability and long-term objectives of the customer,” says Michael Reynolds, ACTROL Sales and Applications Engineer Team Leader for Victoria.
“Taking the time to assess the options upfront can help avoid costly issues later and deliver better outcomes for both contractors and end users.”
For contractors, the most successful projects balance environmental considerations with practical outcomes including system efficiency, refrigerant availability and ongoing serviceability.
Understanding the strengths and limitations of available refrigerants helps reduce risk and enables better recommendations for customers.
As refrigerant technologies continue to evolve, access to reliable technical guidance, industry resources and specialist support will remain critical to helping HVAC-R professionals navigate change with confidence.
Explore technical resources, industry insights and expert support at actrol.com.au