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 Z300737
Caleffi Z-One 3-Way Diverting Sweat Valve Body, 1-1/4" Connections, 20 PSI, 7.5 Cv
$106.62
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Learn More About Caleffi 644250A
Caleffi 2-Way Straight Motorized Ball Zone Valve, 3/4" NPT Connections, 13 Cv
$241.18
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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 644259A
Caleffi 2-Way Straight Motorized Ball Zone Valve, 3/4" Sweat Connections, 13 Cv
$236.03
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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 644260A
Caleffi 2-Way Straight Motorized Ball Zone Valve, 1" NPT Connections, 13 Cv
$260.29
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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 1725H1A
Caleffi Pre-assembled Fixed Point Manifold Mixing Station, 8 outlets, Thermostatic Fixed Point Mixing, Flow Gauges, 3/4" Ball Valves
$1,238.24
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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.
2% Check Discount
Learn More About 2% Check Discount
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 Caleffi 1725I1A
Caleffi Pre-assembled Fixed Point Manifold Mixing Station, 9 outlets, Thermostatic Fixed Point Mixing, Flow Gauges, 3/4" Ball Valves
$1,297.79
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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
Learn More About 2% Check Discount
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 Caleffi 1725L1A
Caleffi Pre-assembled Fixed Point Manifold Mixing Station, 10 outlets, Thermostatic Fixed Point Mixing, Flow Gauges, 3/4" Ball Valves
$1,357.35
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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
Learn More About 2% Check Discount
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 Caleffi 1725N1A
Caleffi Pre-assembled Fixed Point Manifold Mixing Station, 12 outlets, Thermostatic Fixed Point Mixing, Flow Gauges, 3/4" Ball Valves
$1,479.41
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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.
2% Check Discount
Learn More About 2% Check Discount
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 Caleffi NA669250
Caleffi Manifolds High Temperature Flow Meter with Clearview sight-gauge, 1/2 to 2 GPM
$25.37
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Learn More About Caleffi 521409AC
Caleffi MixingCal 3-Way Thermostatic Mixing Valve w/ checks, 1/2" Sweat Connections, 3 Cv
$162.50
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Learn More About Caleffi 521509AC
Caleffi MixingCal 3-Way Thermostatic Mixing Valve w/ checks, 3/4" Sweat Connections, 3 Cv
$176.47
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Learn More About Caleffi 521609AC
Caleffi MixingCal 3-Way Thermostatic Mixing Valve w/ checks, 1" Sweat Connections, 3 Cv
$204.41
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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 Caleffi 521400A
Caleffi MixingCal 3-Way Thermostatic Mixing Valve, Low-Lead Brass 1/2" NPT Connections, 3 Cv
$153.68
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Learn More About Caleffi 521500A
Caleffi MixingCal 3-Way Thermostatic Mixing Valve, Low-Lead Brass 3/4" NPT Connections, 3 Cv
$160.29
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Learn More About Caleffi 521500AC
Caleffi MixingCal 3-Way Thermostatic Mixing Valve w/ checks, 3/4" NPT Connections, 3 Cv
$183.09
Factory-Direct
Learn More About Caleffi 521600A
Caleffi MixingCal 3-Way Thermostatic Mixing Valve, Low-Lead Brass 1" NPT Connections, 3 Cv
$190.44
Factory-Direct
Learn More About Caleffi 521600AC
Caleffi MixingCal 3-Way Thermostatic Mixing Valve w/ checks, 1" NPT Connections, 3 Cv
$211.76
Factory-Direct
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 Caleffi 521519A
Caleffi MixingCal 3-Way Thermostatic Mixing Valve, Low-Lead Brass with Adaptor and Temperature Gauge, 3/4" Sweat Connections
$180.88
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Learn More About Caleffi 521519AC
Caleffi MixingCal 3-Way Thermo Mixing Valve w/ checks, Low-Lead Brass w/ Adaptor and Temperature Gauge, 3/4" Sweat Connections
$202.94
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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 Caleffi 521619A
Caleffi MixingCal 3-Way Thermostatic Mixing Valve, Low-Lead Brass with Adaptor and Temperature Gauge, 1" Sweat Connections
$211.03
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 521342A
Caleffi Scald Protection 3-Way Thermostatic Mixing Valve, Low-Lead Brass 1/2" NPT Connections, 2 Cv
$108.12
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Learn More About Caleffi 521352A
Caleffi Scald Protection 3-Way Thermostatic Mixing Valve, Low-Lead Brass 3/4" NPT Connections, 2 Cv
$107.38
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Learn More About Caleffi 521362A
Caleffi Scald Protection 3-Way Thermostatic Mixing Valve, Low-Lead Brass 1" NPT Connections, 2 Cv
$169.12
Factory-Direct
Learn More About Caleffi 132432A
Caleffi QuickSetter Balancing Valve with Flow Meter, 1/2" NPT, 0.5-1.75 GPM
$154.41
Factory-Direct