resideo NK300S Boiler Feed Combination Valve Owner’s Manual

June 12, 2024
resideo

NK300S Boiler Feed Combination Valve
Owner’s Manual SAVE VALUABLE TIME
With the NK300S Boiler Feed Combination Valve

NK300S Boiler Feed Combination Valve

Reduce installation costs and save time by using one product that integrates multiple solutions.
The NK300S Boiler Feed Combination Valve combines a testable backflow preventer with a pressure-reducing boiler fill valve. This feature rich product contains a strainer, pressure gauge, two shut-off ball valves, and test ports to save you time and money. It’s exactly what every residential, light commercial or multi-family building with a boiler needs to speed up installation, checkout, and maintenance visits.resideo NK300S Boiler Feed
Combination Valve - overview

COMPONENTS

  1. Pressure Gauge
  2. Test Por t
  3. Shut-off Valve
  4. Backflow Preventer, Valve Cartridge, Strainer, and Check Valve
  5. Test Por t
  6. Air Vent and Discharge Connection
  7. Shut-off Valve
  8. Test Por t
  9. Pressure Reducing Valve, with valve insert

FEATURES & BENEFITS

Multiple solutions integrated into one product provides savings on installation time and material costs
Test ports located on the inlet, middle, and outlet chambers of the double check backflow preventer
Fast fill technology with inlet pressure balancing
Removable and replaceable cartridges and parts for easy service and/or cleaning
Integrated strainer to protect equipment from particles and sediment
ASSE 1081 approved (This new standard incorporates both ASSE 1003 and 1012)

Faster & Safer Refilling

With isolation shut-off valves upstream and downstream, servicing the system is easy. It’s no longer necessary to drain the entire unit. Adjustable outlet pressure and the inline pressure gauge allow for quick and easy checkout.

PRODUCT CONNECTION TYPE MODEL #
NK300S Boiler Feed Combination Valve Sweat and Threaded NK300S-100
NK300S Boiler Feed Combination Valve Union Press NK300S-100UP

Resideo Technologies, Inc.
1985 Douglas Drive North
Golden Valley, MN 55422
1-800-468-1502
resideo.com
For more information
resideo.com/pro/water
03-00392 | KR | 02/22
© 2022 Resideo Technologies, Inc. All rights reserved.

References

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