Spirovent Junior (VJR125) Air Eliminator, 1-1/4" Threaded

Spirovent Junior (VJR125) Air Eliminator, 1-1/4" Threaded

The VJR125 from Spirotherm is a Spirovent Junior Air Eliminator with 1-1/4” Threaded inlets. This item features a patented Spirotube coalescing component, which "filters out" the air from a hydronic or radiant heating system' fluid, allowing for improved performance and extending the lifespan of the heating system's components. It features an easy to install, in-line design, making it ideal for a large variety of residential and light commercial uses with pipe sizes ranging from 3/4" to 2". Also equipped with a 1/2" threaded tapping, which allows for easy connection of an expansion tank.

Technical Specifications:

  • Construction: solid brass construction;
  • Connections: 1-1/4" Female Threaded;
  • Max. operating pressure: 150 PSI;
  • Max. temperature: 270F;
  • Bottom tapping: 1/2" FNPT;
  • Flow at 4ft/sec. velocity: 15 GPM;
  • Weight: 4 lbs.


  • 20 year limited warranty by the manufacturer. 
Product Specs
Application Heating
Connection Type Threaded
Material1 Brass
Max Pressure (PSI): 150
Max Temp (F): 270°F
Size1 1-1/4"
Type1 Air Eliminator

Write a review

Please login or register to review
  • Views: 6662
  • Spirovent Junior (VJR125) Air Eliminator, 1-1/4" Threaded QR Code
  • Model: VJR125
  • MPN: VJR125-TM
  • Availability: 4
  • $ 137.95


Have any questions?
Contact us at 1-800-246-9552

Tags: Air Eliminators, Heating, Heating Supplies, Condensing Boilers, Heating and Cooling