Caleffi Zoning & Circulation

Caleffi, one of the leaders in hydronics, makes a wide variety of zoning and circulation materials. Browse below to find the right Caleffi zoning and circulation materials for you or call our experts for personalized advice.
Caleffi 1" NPT x 1" NPT Connections Double Nipple Fitting
Caleffi Boilers Temperature Gauge/Dual Pressure Tridicator, 1/4" NPT Connections
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 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 130 F Replacement Thermostatic Sensor Cartridge, used with 280 Series Protection Valves
Caleffi 160 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 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
Caleffi 1" Sweat Adapter x 1-1/4" Union Thread Connection Sweat Adapter Fitting
Caleffi AutoFill Pressure Setting Indicator Disc Cover, Clear Plastic
Caleffi 3/4" Male with O-ring x 1" Male Thread Connection Nipple Fitting
Caleffi 1" Male x 1-1/4" Male Nipple Connection Nipple Fitting
Caleffi 2" Union Washer for model 548009A & 548099A
Caleffi 3/4" Nominal Universal PEX Fittings, ASTM Pipe Size
Caleffi Series 681 Universal PEX Fitting, 1/2" Nominal PEX Connection, 150 psi max - QTY:2
Caleffi Series 548 Hydronic Separator, 3" Flanged Connections, ASME & CRN Certified
$4,895.81
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