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- The NK300S Boiler Feed Combination from Resideo serves as a boiler fill valve used in closed loop heating systems. It contains an integrated pressure reducing valve, strainer, double check backflow preventer with air vent, two shut-off ball valves, pressure gauge, and conveniently located test ports for easy inspections and check out.
NK300S-100UP BOILER FEED COMBI 1/2" PROPRESS
- 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 for easy service and/or cleaning
- Integrated strainer to protect equipment from particles and sediment
- ASSE 1081 approved
- End StyleNPT or SweatManufacturerHoneywellManufacturer #NK300S-100UPMaterialBRASSMediaWaterNominal Size1/2 inPressure Rating150 psiTemperature Rating140 degF