Webstone Pro-Connect Press™ 78004 PRS-7X00 Horizontal Air Separator, 1 in Nominal, Press Connection, 150 psi CWP Working, 250 deg F, Brass, Import

WEB78004 MFG #: 78004
  • Connection Type: Press
  • Country of Origin: CN
  • Dimensions: 6-1/4 in H x 7-3/8 in W
  • Domestic/Import: Import
  • Flow Rate: 10 GPM
  • Manufacturer Name: NIBCO Inc.
  • Material: Brass
  • Nominal Size: 1 in
  • Series: 7800, PRS-7X00
  • Suitable Media: Air, Glycol Mixture/Oil/Water
  • Working Pressure: 150 psi, 150 psi CWP
  • Features and More


  • Flow may be directed into either side of the unit
  • Patented technology
  • Ideal for use with Webstone expansion tank Pro service valve
  • Uses a unique coalescing medium to capture both micro bubbles and static air from within a hydronic heating system
  • Forged brass air separator
  • Requires no regular maintenance
  • Reduces noise and wear on system components, improves system
  • Unique stainless steel coalescing medium captures micro bubbles and static air in a hydronic system
  • Press connections compatible with popular press tools
  • Minimizes customer call backs and requires no regular maintenance
  • Vent head and coalescing medium can be removed for cleaning
  • Replacement vent assemblies are available
  • Improves system efficiency and operation
  • Pin guided float ensures jam-free operation
  • https://youtu.be/fk1xPdaEYPk


  • Expansion Tank Pro Service Valve


  • ISO 9001
  • PROP65: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.


  • Lifetime