Bestauto Vacuum Pump 4.5CFM Vacuum Pump HVAC Single-Stage Rotary Vane Vacuum Pump 1/3HP 5PA Ultimate Air Conditioning…

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【DURABLE & STURDY】- The vacuum pump is made of premium aluminum, durable and sturdy. The base was made of composite rubber material for extending machine life.
【NO FLOW BACK】- The refrigerant vacuum pump is designed to keep chamber from contamination by keeping oil from flowing back and polluting its container and tubes.
【EASY MONITORING】- This vacuum pump comes equipped with an oil viewing window so that you can easily monitor oil levels, and keep from oil deficiency.