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Refrigerant R422D, R-422D, R422 (R22 R-22 R-407C R-417A Substitute) 3 – Frosty Freeze A/C Products Company
R407C as substitute for R22 - R407C as substitute for R22
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Refrigerant R422D, R-422D, R422 (R22 R-22 R-407C R-417A Substitute) 2 – Frosty Freeze A/C Products Company
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