Flow Control Materials

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Keep the water flowing in your boiler system with flow control materials. With a wide selection of valves, switches, and more, eComfort has the flow control materials to optimize the performance of your hydronic system.

Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1" NPT Male Connections, Low-Lead Brass
67% Buy This
$99.26
In-Stock
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
22% Buy This
$78.75
In-Stock
Learn More About Caleffi Z300532
Caleffi Z-One 3-Way Diverting Sweat Valve Body, 3/4" Connections, 50 PSI, 2.5 Cv
$53.52
In-Stock
Learn More About Caleffi 127341AF1G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$84.56
Factory-Direct
Learn More About Caleffi 127341AF3G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$84.56
Factory-Direct
Learn More About Caleffi 127341AF3G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$84.56
Factory-Direct
Learn More About Caleffi 127341AF4G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$84.56
Factory-Direct
Learn More About Caleffi 127341AF6G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$84.56
Factory-Direct
Learn More About Caleffi 127341AF7G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$84.56
Factory-Direct
Learn More About Caleffi 127341AF8G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$84.56
Factory-Direct
Learn More About Caleffi 127341AFG75
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$84.56
Factory-Direct
Learn More About Caleffi 127349AF1G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$79.41
Factory-Direct
Learn More About Caleffi 127349AF3G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$79.41
In-Stock
Learn More About Caleffi 127349AF3G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$79.41
Factory-Direct
Learn More About Caleffi 127349AF4G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$79.41
Factory-Direct
Learn More About Caleffi 127349AF4G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$79.41
Factory-Direct
Learn More About Caleffi 127349AF5G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$79.41
Factory-Direct
Learn More About Caleffi 127349AF6G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$79.41
Factory-Direct
Learn More About Caleffi 127349AF7G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$79.41
Factory-Direct
Learn More About Caleffi 127349AF8G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$79.41
Factory-Direct
Learn More About Caleffi 127351AF10G
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 3/4" NPT Male Connections, Low-Lead Brass
$87.50
Factory-Direct
Learn More About Caleffi 127351AF1G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 3/4" NPT Male Connections, Low-Lead Brass
$80.85
In-Stock
Learn More About Caleffi 127351AF1G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 3/4" NPT Male Connections, Low-Lead Brass
$87.50
Factory-Direct
Learn More About Caleffi 127351AF3G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 3/4" NPT Male Connections, Low-Lead Brass
$87.50
Factory-Direct