Works well for me. If you get down to business with something as simple as a tin can, they should all work. Unfortunately, there's always cheap junk that can't even do a simple job.
Robust Robinair (RG3) Portable Refrigerant Recovery Machine, 115V, 60Hz -Efficiently Recovers Liquid and Vapor Refrigerant
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๐ช Enhanced Universal R134A Valve Core Remover/Installer by Mastercool (81290)
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Enhanced Elitech ILD-300 Infrared Refrigerant Leak Detector: Advanced HVAC Halogen Tester with Selectable Gas Functionality
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๐ UView 560000 Combustion Leak Tester: A Reliable Tool for Efficient Diagnosis
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