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NK300S Boiler Feed Combination including sweat and threaded connections
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.
Sales/Promotional Materials-Sell Sheet for NK300S Boiler Feed Combination Valve (English)
Sales/Promotional Materials-Sell Sheet for NK300S Boiler Feed Combination Valve (Spanish)
Sales/Promotional Materials-Sell Sheet for NK300S Boiler Feed Combination Valve (French)
Sales/Promotional Materials-Sell Sheet for the Hydronic Products with Press Fittings (English)
Sales/Promotional Materials-Sell Sheet for the Hydronic Products with Press Fittings (French)
Product Data and Specifications-Submittal Sheet for NK300S-100, NK300S-100UP Boiler Feed Combination (English)
Product Data and Specifications-FEUILLET DE SOUMISSION NK300S-100, NK300S-100UP STATION D'ALIMENTATION DE CHAUDIÈRE (French)
Installation Materials-Installation Instructions for NK300S Boiler Feed Combination (English, French, Spanish)
Replacement Cartridge inserts for 1/2 inch valves
Replacement Check Valve for NK300S
Complete Valve insert (without sieve) for NK300S-100 and NK300S-100UP
10 piece sealing ring set for NK300S valves
Blanking plug with O-ring 1/4 inch NPT for NK300S-100 and NK300S-100UP
Replacement Pressure Guage 1/4 in. NPT 0-87PSI (0-6BAR)