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HVAC Shop supplies professional HVAC, refrigeration, and air conditioning tools to tradies, technicians, and refrigeration mechanics across Australia. We stock vacuum pumps, manifold gauges, leak detectors, recovery machines, digital manifolds, refrigerant scales, and diagnostic instruments from trusted brands including Fieldpiece, Testo, Javac, Robinair, Mastercool, Inficon, Hilmor, and SpeedClean.
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Whether you're kitting out a new apprentice, replacing worn-out gear, or building a dedicated service rig, we have the tools and the knowledge to help you get the job done right.
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Blog posts
View allMastercool Manifolds Guide
A manifold gauge set is the tool you reach for on every job. This guide compares Mastercool's digital and analog manifold options across 2-valve and 4-valve configurations, covering R32 compatibility, superheat and subcooling calculation, and which type suits your typical work and conditions best.
Hydraulic vs Ratchet Flaring
Hydraulic or ratchet? The right flaring tool depends on how many flares you're actually doing per job, not which one sounds more professional. This guide breaks down the real speed, consistency, and cost differences between Mastercool's manual and hydraulic flaring options, plus the break-even math for contractors deciding whether the hydraulic investment pays off.
How to Flare Copper
Learn how to flare copper tubing correctly using Mastercool flaring tools, from tube cutting and deburring through to tool setup, flare inspection, defect troubleshooting, and leak testing for reliable HVAC-R refrigerant connections.
Mastercool Flaring Tools
A flare connection is only as good as the tool and technique behind it. This guide covers Mastercool's flaring tool range, from manual eccentric tools through to hydraulic kits, and breaks down when hydraulic earns its higher price over a traditional ratchet approach for Australian HVAC-R work.
How to Use Mastercool Pump
Proper evacuation is the difference between a system that lasts and one that fails early. This step-by-step guide covers the complete Mastercool vacuum pump evacuation procedure: pre-job checks, starting the cycle, reading the micron gauge correctly, troubleshooting plateaus and leaks, and interpreting the decay test before you charge. Written for ARCtick-licensed technicians and apprentices learning the right habits from the start.
Spark-Free Vacuum Pumps for R32: Mastercool R32 Ready Guide
R32 is now the standard refrigerant across most Aussie HVAC-R installs — but its A2L classification means your vacuum pump needs to be spark-free, not just capable. This guide covers why standard brush-motor pumps are a safety risk on R32 systems, how spark-free brushless DC technology works, and what's actually different about evacuating an R32 system versus R22