Caleffi Zoning & Circulation

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Learn More About Caleffi F29571
Caleffi 32-250 F Dual Scale Temperature Gauge, used with 280 Series Protection Valves
$20.07
Factory-Direct
Learn More About Caleffi NA10003
Caleffi Tail Piece, 3/4" Sweat Connection for 1" Nut, Low-Lead Brass
$8.53
In-Stock
Learn More About Caleffi NA10007
$13.16
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Learn More About Caleffi NA10009
Caleffi 1" NPT Male Tailpiece for 523060A, can be used on all ports
$33.68
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Learn More About Caleffi NA10087
Caleffi 1" Female x 1-1/4" Male Thread Connection Bushing Fitting
$16.25
In-Stock
Learn More About Caleffi NA10164
Caleffi Tail Piece with High Temperature Check Valve, 1/2" Sweat Union Connection, used with 1" Nut, Low Lead Brass
$19.34
Factory-Direct
Learn More About Caleffi NA10166
Caleffi Tail Piece with High Temperature Check Valve, 1" Sweat Connection with 1" Nut Connections, Low Lead Brass
$36.99
In-Stock
Learn More About Caleffi NA10273
Caleffi AutoFill 5350 Series Valves Pressure Gauge, 2" Dual Size, 0-100 PSI, 1/8" NPT Connection
$10.74
In-Stock
Learn More About Caleffi R41441
Caleffi 1-1/2" NPT Hydro Separators Tail Piece for model 548008A
$29.12
Factory-Direct
Learn More About Caleffi F29636
Caleffi 160 F Replacement Thermostatic Sensor Cartridge, used with 280 Series Protection Valves
$23.68
In-Stock
Learn More About Caleffi F19346
Caleffi QuickSetter Replacement By-Pass Valve Stem
$31.25
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Learn More About Caleffi 59829
Caleffi Replacement Air Vent for Brass Discal Body, all series except Compact
$92.65
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Learn More About Caleffi F69600
Caleffi Replacement Balance / Flow Meter for 668S1 Series Manifolds
$21.62
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Learn More About Caleffi NA39589
Caleffi Replacement Ball Valve with T-handle, 3/4" NPT Female Connections, used with DirtCal Dirt Separators
$23.68
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Learn More About Caleffi NA39753
Caleffi Replacement Ball Valve, 1" NPT Female, used with DirtCal Dirt Separators
$32.28
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Learn More About Caleffi R31589
Caleffi 1-1/2" Union Nut for model 548006A & 548096A
$11.47
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Learn More About Caleffi R50005
Caleffi 1" Union Washer for model 548006A & 549096A
$2.65
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Learn More About Caleffi R50047
Caleffi 1-1/2" Union Washer for model 548008A & 548098A
$10.66
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Learn More About Caleffi R51838
Caleffi 2-1/2" Union Nut for model 523080A & 523090A
$28.01
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Learn More About Caleffi R53004
Caleffi 1-1/2" Union Nut for model 548008A & 548098A
$22.79
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Learn More About Caleffi R53005
Caleffi 2" Union Nut for model 548009A & 548099A
$26.10
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Learn More About Caleffi 519600A
Caleffi Differential Pressure By-pass Valve, 1" NPT Inlet with 1" NPT Outlet
$154.41
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Learn More About Caleffi 127341AF1G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$84.56
Factory-Direct
Learn More About Caleffi 127341AF2G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
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.