Home / Products / 3 Port Vacuum SKU: 5581 Categories: HVAC Parts, Uncategorized Tag: Ambulance Parts Description Description Danhard 3 port vacuum. MM vac valve, kit w/hose Related products Hot Water Solenoid View Part 8″ LED Dome Light View Part Whelen H35DSN12 35W Dual Filament Halogen Bulb View Part 35 Watt Replacement Bulb View Part