Tekmar Controls 721 1 Brass 4-Way Mixing Valve

Product Description

The Tekmar Controls 721 is a 1 inch brass 4-way mixing valve designed for hydronic heating systems. This valve mixes supply water from a heat source with return water ensuring optimal system performance. It is suitable for both closed loop and open loop systems and features standard female NPT threads.

• Maximum leak through rate of 1%
• Manual valve position adjustment
• Compatible with Actuating Motor 741 for automatic operation

Product Highlights

This mixing valve operates effectively within a temperature range of twenty degrees Fahrenheit to two hundred forty-eight degrees Fahrenheit. It can withstand a maximum operating pressure of one hundred forty-six PSI.

Product Information

Standard Information

• Brand: Tekmar Controls
• MPN: 721

Technical Specifications

• Application: Point of Source, Heating
• Valve Body and Vane Material: CW 617N - EN 12165 Brass
• Temperature Range: 20°F - 248°F
• Maximum Operating Pressure: 146 PSI
• Connection Type: FNPT x FNPT
• Shaft Seal: Viton O ring
• Main Seal: EPDM Peroxide O ring
• Acceptable Fluid Media: Chilled and hot water with antifreeze and anticorrosive compounds (maximum sixty percent)