Air Vacuum Pump HVAC Refrigeration AC Manifold Gauge Set R134a R22 R12 R502 Kit
1/4HP 1/3HP Air Vacuum Pump A/C Manifold Gauge Set W/Oil For R134A R502 R22 R12. Compatibility : R134a R12, R22, and R502. Diaphragm valves with swivel seals for more positive seal and less wear. Manifold Gauge Features.