• Nominal Size: 1 Inch x 1 Inch
  • Application: Commercial, Hydronic Heating
  • Body Material: Brass
  • Inclusions/Features: Cartridge
  • Pressure Rating: 150 psi
Taco 4900 Series® Air Separators help you save money and prolong the life of system pumps, piping and components by removing air and dirt from the system to prevent problems such as reduced heat transfer, loss of efficiency, pipe corrossion, pump damage, noise and the waste and cost of increased energy consumption. Patented PALL ring technology clears the system of microbubbles as small as 18 x 10 -6 meters, sand, dirt and rust.
  • Features and More


  • Patented Pall Ring Design
  • Eliminates Air Induced System Noise
  • Minimal Pressure Loss
  • Vent Can be Closed
  • Large Surface Contact Area
  • Protective Vent Plate
  • Rugged Dependability
  • Maximum Air Removal
  • Convenient Expansion Tank Connection Tapping
  • No Minimum Run of Pipe Requirement


    Air Chamber, Float, Cartridge, Vortex Chamber, Plate, Stainless Steel Pall Ring, Stainless Steel, EPDM/Viton/Brass/Engineered Plastics Venting Unit