RS-44b (R453a) Refrigerant

ComStar's R22 drop-in replacement refrigerant, RS-44b (R453a) makes retrofitting commuter and subway rail cars easy. RS-44b is the closest match to R22.
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Dec. 1, 2020
Rs44 B Cylinder Front 2020 5faaeff2c879a

ComStar's R22 drop-in replacement refrigerant, RS-44b (R453a) makes retrofitting commuter and subway rail cars easy. RS-44b is the closest match to R22.

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