Caleffi Zoning and Circulation Materials

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Caleffi Tail Piece with High Temperature Check Valve, 1/2" Sweat Union Connection, used with 1" Nut, Low Lead Brass
Item#: 25989
Model#: NA10164
Brand: Caleffi
$17.72
Factory-Direct
Caleffi Tail Piece with High Temperature Check Valve, 3/4" Sweat Union Connection, used with 1" Nut, Low Lead Brass
Item#: 25990
Model#: NA10165
Brand: Caleffi
$20.71
Factory-Direct
Caleffi ThermoBloc Boiler Protection, Recirculation & Distribution Unit, 1-1/4" NPT Connections, 140 F Standard
Item#: 25991
Model#: 281176A
Brand: Caleffi
$811.57
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 map apply, see our full shipping policy for more details.
Factory-Direct
Caleffi ThermoBloc Boiler Protection, Recirculation & Distribution Unit, 1-1/4" Sweat Connections, 140 F Standard
Item#: 25992
Model#: 281976A
Brand: Caleffi
$776.56
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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 map apply, see our full shipping policy for more details.
Factory-Direct
Caleffi ThermoMix High-Flow Boiler Protection Thermostatic Mixing Valve, Cartridge Sensor, 1-1/4" NPT Connections, 140 F Max, 14 Cv
Item#: 25994
Model#: 280175A
Brand: Caleffi
$263.96
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 map apply, see our full shipping policy for more details.
Factory-Direct
Caleffi ThermoMix High-Flow Boiler Protection Thermostatic Mixing Valve, Cartridge Sensor, 1-1/4" Sweat Connections, 135 F Max, 14 Cv
Item#: 25995
Model#: 280975A
Brand: Caleffi
$253.02
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 map apply, see our full shipping policy for more details.
Factory-Direct
Caleffi Z55P 3/4" Press 2 Way 20 PSI Normally Closed Zone Valve Set 7.5 Cv
Item#: 70733
Model#: Z55P
Brand: Caleffi
$159.72
Factory-Direct

Caleffi 1/2" Sweat Connection Fitting, chrome plated nut

Item#: 24249
Model#: NA10262
Brand: Caleffi
$7.65
Backordered

Caleffi - Series NA103 - Connection Fitting - 1/2" NPT Male Connection - 150 PSI Maximum Pressure

Item#: 24892
Model#: NA10313
Brand: Caleffi
$8.17
Backordered
Caleffi 3/4" Nominal Universal PEX Fittings, ASTM Pipe Size
Item#: 24350
Model#: 680505A
Brand: Caleffi
$6.86
Backordered