NK300S Boiler Feed Combination Valve

resideo NK300S Boiler Feed Combination Valve Owner's manual

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  • What does the NK300S Boiler Feed Combination Valve combine?
    What components are integrated into the NK300S?
    What is the purpose of the integrated strainer?
    What standard is the product approved for?
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.
Faster & Safer Relling
The NK300S Boiler Feed Combination Valve combines a testable backow preventer
with a pressure-reducing boiler ll 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.
COMPONENTS
1 Pressure Gauge
2 Tes t P or t
3 Shut-off Valve
4 Backow Preventer, Valve Cartridge, Strainer,
and Check Valve
5 Tes t P or t
6 Air Vent and Discharge Connection
7 Shut-off Valve
8 Tes t P or t
9 Pressure Reducing Valve, with valve insert
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.
Resideo Technologies, Inc.
1985 Douglas Drive North
Golden Valley, MN 55422
1-800-468-1502
resideo.com 03-00392 | KR | 02/22
© 2022 Resideo Technologies, Inc. All rights reserved.
For more information
resideo.com/pro/water
PRODUCT CONNECTION TYPE MODEL #
NK300S Boiler Feed Combination Valve Sweat and Threaded NK300S-100
NK300S Boiler Feed Combination Valve Union Press NK300S-100UP
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 backow
preventer
Fast ll 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)
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