41K views · 338 reactions | Here's an A2L refrigerant flame test vs A3 flammability. You can see there is a major difference. For reference R32 and R454B carry the A2L classification. R410A is an A1. #hvac #hvactechnician #HVACTech #hvaclife | Tony Mormino | Facebook
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41K views · 338 reactions | Here's an A2L refrigerant flame test vs A3 fl…
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This video explains how ASHRAE determines refrigerant flammability using the ASTM E681 flame test. Learn how A1, A2L, A2, and A3 classifications are defined, how refrigerants like R-410A and propane… | HVAC On Air
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