Delivering 7 CFM airflow and a 0.3 Pa ultimate vacuum with a 3/4 HP motor, this vacuum pump gets the job done quickly. Its durable cooling design, visible oil window, and multiple air inlet port options make it ideal for HVAC servicing, resin degassing, and wood stabilization. | Vevor | | Vacuum Pump, 7 CFM 3/4 HP, HVAC Two Stage Rotary Vane AC Vacuum Pump, for R134a R22 R410a R1234YF R32, 4 Pole Motor | Orange;Silver | Best Buy