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I think in pretty much every state releasing the refrigerant 'requires' a license (if it's not a DIY model). And in my state, I copy pasted what was required f
by ApolloFortyNine 1mo ago
I think in pretty much every state releasing the refrigerant 'requires' a license (if it's not a DIY model).
And in my state, I copy pasted what was required for a 'residential' HVAC license (idk if you meant commercial HVAC or just making money on installs).