Honeywell 0903733 CARTRIDGE INSERT COMPL. BA/NK Professional Grade

Honeywell 903733 1/2 in.Cartridge Insert for NK300S/BA/NK Boiler Fill Valve

Description:
The NK300S is a (re)filling combination valve that contains an integrated pressure reducing valve, strainer, double check backflow preventer with air vent (to protect potable water supply against back flow of heating water into supply pipe), two shut-off ball valves, pressure gauge, and conveniently located test ports for easy inspections and check out. All the needed devices for refilling a heating system are contained.

Specifications:
Boiler Fill Valve Cartridge Insert
Item Cartridge Insert
Size 1/2 Inch
Used On Item Boiler Fill Valve
Used On Model/Brand NK300S/BA/NK
Used On Item Part No NK300S-100/NK300S-100UP
Controlled Fluid Water
Controlled Fluid Water