Flow Control Materials

Loading Image
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.

Learn More About Caleffi 127341AFG50
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
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 127361AF10G
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1" NPT Male Connections, Low-Lead Brass
$99.26
In-Stock
Learn More About Caleffi Z121000
Caleffi Z-One 24V Normally Closed Valve Actuator without AUX Switch, 18" Wire
$79.41
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 Triangle Tube INSRKIT84
$437.00
Only 1 In-Stock
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Taco 003-001RP
Taco - 003-001RP - Replacement Cartridge Assembly - For Bronze & Stainless Steel Series 003 Circulator Pumps
$124.06
In-Stock
Learn More About Taco 0013-F3
Taco - 0013-F3 - 1/6 Horse Power - Circulator Pump - Cast Iron - Rotated Flange Connection
$514.50
In-Stock
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Taco 110-254F
Taco - 110-254F - 1-1/2" NPT Connection - Circulator Pump Flange Set - Cast Iron - For Taco Cast Iron 00 Series [Excluding 0012], 110, 111, 112, 113, 2400-10, 2400-20, 2400-45, and 2400-50 Circulator Pumps
$17.51
In-Stock
Learn More About Watts Radiant DK4000
Watts Radiant
Watts Radiant - DK4000 - 1-1/2" Accessories Kit - 1-1/2" FNPT - Order Number: 81005370
$618.50
Backordered
Coming Soon!
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Grundfos 529913
Grundfos
Grundfos - 529913 - GU 125 Union - Pump Connection Adapter - 1/2" NPT - Quantity 2 - For GU 125 Pumps
$55.00
In-Stock
Learn More About Grundfos 99287259
$237.00
In-Stock
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Taco 007E-2F4
$213.31
In-Stock
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Watts Radiant PX690003-10
Watts Radiant
Watts Radiant - PX690003-10 - 3/4" BSP to 5/8" PEX Compression Fitting - Quantity: 10 - Order Number: 81005170
$253.00
Factory-Direct
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Taco 007-ZF5-9
Taco - 007-ZF5-9 - 1/25 Horse Power - Zoning Circulator Pump - Cast Iron - Standard Flange Connection
$314.72
In-Stock
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Caleffi 127369AF2G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1" Sweat Connections, Low-Lead Brass
$96.32
Factory-Direct
Learn More About Watts Radiant 390095-10
Watts Radiant
Watts Radiant - 390095-10 - 1" Fiber Replacement Gasket - Order Number: 81011084
$11.25
Factory-Direct
Learn More About Watts Radiant 390096-10
Watts Radiant
Watts Radiant - 390096-10 - 1" Neoprene Replacement Gasket - Order Number: 81011086
$13.50
Factory-Direct
Learn More About Watts Radiant D4201715-N
Watts Radiant
Watts Radiant - D4201715-N - 1" Vent-and-Purge Assembly - Order Number: 81001993
$92.75
Factory-Direct
Learn More About Grundfos 519604
Grundfos
Grundfos - 519604 - GF 15/26 Flange - Pump Connection Adapter - 1-1/2" NPT - Quantity 2 - For GF 15/26 Pumps
$20.00
In-Stock
Learn More About Taco 5003-C3
Taco - 5003-C3 - Mixing Valve - Brass - 3/4" Sweat Connection - Point of Source
$121.36
In-Stock
Learn More About Caleffi 659104
Caleffi Manifold Cabinet for up to 13 Outlets Assembly, 40" W x 20" H
$369.12
Factory-Direct
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Caleffi 659124
Caleffi Manifold Cabinet for up to 17 Outlets Assembly, 48" W x 20" H
$418.38
Factory-Direct
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Caleffi Z200513
Caleffi Z-One 2-Way Straight NPT Valve Body, 3/4" Connections, 30 PSI, 3.5 Cv
$51.54
Factory-Direct