Circuit Balancing Valves (½” - 2”)

Product Image
Circuit Balancing Valves
3/4 Circuit Balancing Valves Left
1.5 Circuit Balancing Valves - Right Back
Circuit Balancing Valves

  • Summary
  • Applications

    HVAC and Plumbing 

  • Description

    The Armstrong Circuit Balancing Valves (CBV) provide precision flow measurement, pump throttling and temperature measurement capabilities. ½" to 2" models feature multi-turn adjustment for precise control plus hidden memory stops to set balance point.

  • Materials


  • Configuration

    Compact Mini Sweat CBV-MS is available in ½" and ¾" sizes with solder-type connections

  • Temperature

    -20°C to 150°C ( -4°F to 300°F)

  • Size

    15 mm – 50 mm (½” to 2”)

Easy setup and high accuracy

  • High precision, fixed orifice PMD assures faster setting and superior accuracy
  • Integral fixed KV primary measuring element for maximum differential pressure signal stability and optimum flow correlation accuracy (measured vs. actual flow rate accuracy of ±5% across 95%, or higher, of the operating range)
Case studies

Learn how we've helped customers reduce costs, energy usage, and project risks.

Superior flow control

  • Five full 360° turns from open to closed, providing unparalleled flow control and energy savings
  • Micrometer-style handle enables precise flow-rate adjustment
  • Line size optimization for ideal performance for 0.7 to 1.3 m/s flow velocity
  • Wye pattern, globe-style valve design for reduced turbulence

Secure handling

  • Soft seats for positive shutoff
  • Hidden memory stop saves setting after shut-off / servicing and prevents accidental set point tampering



Genuine Armstrong Parts Kits

All the parts you need to keep your systems running perfectly.

Find a Part Kit

resources & tools

More Tools

We have a suite of free online support materials and tools. Find the essentials to learn, apply, and maintain Armstrong equipment.

Get started

Contact Us

Contact us

We are happy to help. Discuss your project and product needs with us, check the status of your shipments, or let us save the day in an emergency.

Get in touch