Zoning & Circulation
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Caleffi 3/4" Sweat Inverted Flare Adaptor
Caleffi Mixing Valve Outlet Adaptor, Low-Lead Brass with Temperature Gauge, 3/4" Sweat Connections
Caleffi Mixing Valve Outlet Adaptor, Low-Lead Brass with Temperature Gauge, 1" Sweat Connections
Caleffi 1" Sweat Adaptor w/ 1" Male Thread Connections Sweat Adapter Fitting
Caleffi 1" NPT /w Male Thread Connection Nipple Fitting
Caleffi Tail Piece with High Temperature Check Valve, 3/4" Sweat Union Connection, used with 1" Nut, Low Lead Brass
Caleffi 1" NPT x 1" NPT Connections Double Nipple Fitting
Caleffi Inverted Flare Retrofit Extension Kit
Caleffi Tail Piece without Check Valve, 1/2" NPT Male Connection, used with 1" Nut, Low-Lead Brass
Caleffi Hygroscopic Safety Cap for Discal 551 Air Separators and DiscalDirt 546 Dirt Separators
Caleffi Z-One 3-Way Diverting Sweat Low-Lead Brass Valve Body, 1/2" Connections, 30 PSI, 3.5 Cv
Caleffi Z-One 3-Way Diverting Sweat Low-Lead Brass Valve Body, 3/4" Connections, 20 PSI, 7.5 Cv
Caleffi 115 F Replacement Thermostatic Sensor Cartridge, used with 280 Series Protection Valves
Caleffi 130 F Replacement Thermostatic Sensor Cartridge, used with 280 Series Protection Valves
Caleffi 140 F Replacement Thermostatic Sensor Cartridge, used with 280 Series Protection Valves
Caleffi AutoFill Boiler Valves Replacement Cartridge
Caleffi Replacement Air Vent Cap for 5026 & 5027 Series
Caleffi Replacement Air Vent Cap for model 502043 CST Manifold Air Vent, designed for Pressure Testing
Caleffi Replacement Cap & Float Assembly for Discal Brass 551 Series Separators
Caleffi Replacement Manifold Temperature Gauge, 2" Diameter, 210 F Max
Caleffi Replacement Motorized Actuator, 3-wire control, 24V, used for 6442 & 6443 Series Valves
Watts Radiant - D6151005 - Replacement Temperature Gauage - Order Number: 81003402
Caleffi 1" Sweat Adapter x 1-1/4" Union Thread Connection Sweat Adapter Fitting
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Proper circulation is extremely important for a boiler system. Make sure your boiler system is running at its best with top-of-the-line zoning & circulation accessories. Shop our wide selection and let our experts help you today.