... -energy saving save electricity -excellent performance. L, C, 3 S, 4 S, 6 S series of the air-filled type compression condensing units, as ... , chemical engineering, and other industries.L, C, 3 S, 4 S, 6 S series of the air-filled type compression condensing units, is ... USES the advanced international high heat flow condenser pipe--" C + S "pipe resistance, no closed steel tube, the pressure plate, ...