... volumes available Refrigerant Gas Cylinder, R22, R134a,R410a Refillable Cylinder for sale!!Introduction:1. This Refrigerant Gas Cylinder/welded steel cylinder is used for refilling refrigerant gas ... , R507, R427A, R428A,etc.12.Packing: paper carton Refrigerant Gas Cylinder, R22, R134a,R410a Refillable Cylinder for sale