Roairvac

• Protects the integrated components with the light and high quality casing.
• Solenoid check valve to protect the refrigeration system from oil contamination during power outage
• vacuum gauge with integrated drag indicator 
• Gas ballast valve for reduction of water vapour in the oil container
• Special filter reduces oils mist on nozzle
• Gauge-glass enables easy oil-stand monitoring
• Fast filing of oil without spiling, no special funnel is necessary
• Easy access to the oil drain plug
• Thermal switch protects the unit from the motor overheating