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.

Learn More About Caleffi Z207537
Caleffi Z-One 2-Way Straight Sweat Low-Lead Brass Valve Body, 3/4" Connections, 20 PSI, 7.5 Cv
$59.41
Factory-Direct
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Caleffi Z-One 3-Way Diverting Sweat Valve Body, 3/4" Connections, 25 PSI, 5 Cv
$58.38
Factory-Direct
Learn More About Caleffi 280175A
Caleffi ThermoMix High-Flow Boiler Protection Thermostatic Mixing Valve, Cartridge Sensor, 1-1/4" NPT Connections, 130 F Max, 14 Cv
$287.50
Factory-Direct
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*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 676269A
Caleffi 2-Way Thermo-electric Zone Valve, 1" Sweat TwisTop Connections, 24V with AUX Switch, NC
$166.18
Factory-Direct
Learn More About Grundfos 59896775
Grundfos
Grundfos - UP15-29SU - 1/12 Horsepower - Single-Speed Circulation Pump - Stainless Steel - GU 125 Union - Hardwire - 115V/1 Phase - MPN: 59896775
$402.00
In-Stock
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*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 59896114
Grundfos
Grundfos - UP15-18B5 - 1/25 Horsepower - Single-Speed Circulation Pump - Bronze - 1/2" Sweat - Hardwire - 115V/1 Phase - MPN: 59896114
$410.00
In-Stock
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*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 59896771
Grundfos
Grundfos - UP15-29SF - 1/12 Horsepower - Single-Speed Circulation Pump - Stainless Steel - GF 15/26 Flange - Hardwire - 115V/1 Phase - MPN: 59896771
$442.00
In-Stock
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*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 59896214
Grundfos
Grundfos - UP15-10B5/LC - 1/25 Horsepower - Single-Speed Circulation Pump - Bronze - 1/2" Sweat - Line Cord - 115V/1 Phase - MPN: 59896214
$428.00
In-Stock
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*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 59896124
Grundfos
Grundfos - UP15-18BUC7 - 1/25 Horsepower - Single-Speed Circulation Pump - Bronze - 3/4" Sweat - Hardwire - 115V/1 Phase - Integral Check Valve - MPN: 59896124
$465.00
In-Stock
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*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 59896213
Grundfos
Grundfos - UP15-10B5 - 1/25 Horsepower - Single-Speed Circulation Pump - Bronze - 1/2" Sweat - Hardwire - 115V/1 Phase - MPN: 59896213
$383.00
In-Stock
Free Shipping
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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 59896121
Grundfos
Grundfos - UP15-18B7 - 1/25 Horsepower - Single-Speed Circulation Pump - Bronze - 3/4" Sweat - Hardwire - 115V/1 Phase - MPN: 59896121
$453.00
In-Stock
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*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 59896226
Grundfos
Grundfos - UP15-10B7 - 1/25 Horsepower - Single-Speed Circulation Pump - Bronze - 3/4" Sweat - Hardwire - 115V/1 Phase - MPN: 59896226
$428.00
In-Stock
Free Shipping
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*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 59896341
Grundfos
Grundfos - UPS15-58FC - 1/25 Horsepower - 3-Speed Circulation Pump - Cast Iron - GF 15/26 Flange - Hardwire - 115V/1 Phase - Integral Check Valve - MPN: 59896341
$196.00
In-Stock
Learn More About Grundfos 59896773
Grundfos
Grundfos - UPS15-55SFC - 1/12 Horsepower - 3-Speed Circulation Pump - Stainless Steel - GF 15/26 Flange - Hardwire - 115V/1 Phase - Integral Check Valve - MPN: 59896773
$590.00
In-Stock
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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 99452462
Grundfos
Grundfos - UP15-29SUC/TLC - 1/12 Horsepower - Single-Speed Circulation Pump - Stainless Steel - GU 125 Union - Line Cord - 115V/1 Phase - Integral Check Valve - Digital Timer
$504.00
In-Stock
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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 59896781
Grundfos
Grundfos - UPS15-55SUC - 1/15 Horsepower - 3-Speed Circulation Pump - Stainless Steel - GU 125 Union - Hardwire - 115V/1 Phase - Integral Check Valve - MPN: 59896781
$590.00
In-Stock
Free Shipping
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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 95906630
Grundfos
Grundfos - UPS26-150F - 1/2 Horsepower - 3-Speed Circulation Pump - Cast Iron - GF 15/26 Flange - Hardwire - 115V/1 Phase - MPN: 95906630
$912.00
In-Stock
Free Shipping
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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 95906632
Grundfos
Grundfos - UPS26-150SF - 1/2 Horsepower - 3-Speed Circulation Pump - Stainless Steel - GF 15/26 Flange - Hardwire - 115V/1 Phase - MPN: 95906632
$1,157.00
In-Stock
Free Shipping
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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.
2% Check Discount
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2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Grundfos 52722370
Grundfos
Grundfos - UP43-75BF - 1/6 Horsepower - Single-Speed Circulation Pump - Bronze - GF 40/43 Flange - Hardwire - 115V/1 Phase - MPN: 52722370
$998.00
In-Stock
Free Shipping
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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 52722513
Grundfos
Grundfos - UPS26-99FC - 1/6 Horsepower - 3-Speed Circulation Pump - Cast Iron - GF 15/26 Flange - Hardwire - 230V/1 Phase - Integral Check Valve - MPN: 52722513
$590.00
In-Stock
Free Shipping
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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 95906636
Grundfos
Grundfos - UPS43-100F - 1/2 Horsepower - 3-Speed Circulation Pump - Cast Iron - GF 40/43 Flange - Hardwire - 115V/1 Phase - MPN: 95906636
$594.00
In-Stock
Free Shipping
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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 95906638
Grundfos
Grundfos - UPS43-100SF - 1/2 Horsepower - 3-Speed Circulation Pump - Stainless Steel - GF 40/43 Flange - Hardwire - 115V/1 Phase - MPN: 95906638
$918.00
In-Stock
Free Shipping
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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 52722514
Grundfos
Grundfos - UPS43-44FC - 1/6 Horsepower - 3-Speed Circulation Pump - Cast Iron - GF 40/43 Flange - Hardwire - 115V/1 Phase - Integral Check Valve - MPN: 52722514
$720.00
In-Stock
Free Shipping
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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.