Air Vent, Automatic 1/8" DuoVent with In-Line Testing

WADV18 MFG #: 0590719
Out of Stock
  • Availability: Available for Delivery
  • Warehouse Availability: PLME
  • Category: Air Eliminator
  • Refresh Carrier Images: Done
  • Sx.e Stocking Unit: Each
Watts Water Technologies, Inc. (Watts) 1/8", MPT, 1.45 to 150 PSI, Brass, Hot/Cold Water Media, Manual, High Capacity, Air Vent

Features & Benefits

  • Pressurized Expansion Tanks are Designed to Absorb the Increased Volume of Water Created When Water is Heated
  • These Tanks Maintain System Pressure Below the Relief Setting of the Relief Valve
  • Pre-Pressurized Steel Tank Features a Durable Expansion Membrane that Prevents Contact of the Water with the Air in the Tank
  • Rugged Diaphragm Minimizes Loss of the Air Change and Ensures Long and Trouble-Free Life for the System
  • Compatible with Glycol in System


  • Type: In-Line, Free Standing, Vertical/Horizontal, Pipe Mount
  • Inlet/Outlet Connection: 1/2 Inch Male Threaded
  • Tank Material: Epoxy Carbon Steel
  • Temperature Rating: 220 Deg F
  • Pressure Rating: 75 PSI
  • Tank Dimensions: 11-3/8 Inch Diameter x 17-3/16 Inch Height
  • Tank Capacity: 6 Gallon
  • Diaphragm Type: Butyl Rubber
  • Air Charge Type: Factory Precharged
  • Air Charge Capacity: 12 PSI
  • Application: Commercial and Residential Closed Loop Hydronic Heating System
  • Color Gray; Bladder Material Butyl; Mounting Type Pipe