Caleffi

World's Most Recongnized Pressure Reducing Valves


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  • Caleffi 551006A DISCAL Air Separators: Brass, 1" NPT Female
    MSRP: $234.00
    $149.26
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  • Caleffi 551007A DISCAL Air Separators: Brass, 1-1/4" NPT Female
    $396.00
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  • Caleffi ZVR104 Z-One 4 Zone zone valve Control

    Caleffi

    Caleffi ZVR104 Z-One 4 Zone zone valve Control

    • SKU #: CALEZVR104
    • MPN #:
    MSRP: $243.00
    $179.69
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  • Caleffi NA10343 40 VA Transformer Z-one Controls

    Caleffi

    Caleffi NA10343 40 VA Transformer Z-one Controls

    • SKU #: CALENA10343
    • MPN #:
    MSRP: $66.20
    $59.58
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  • Caleffi Z55S Z-One 2-Way,NC TERMINAL Block, w/ MS,24V,3/4",Union Sweat,7.5Cv
    MSRP: $216.00
    $185.40
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  • Caleffi Z57 Z-One 2-Way valve body, Normally Closed Actuator terminal block with Switch, 24V, 1 1/4", Sweat, 7.5 Cv, 20 PSI ? P
    MSRP: $255.00
    $181.55
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  • Caleffi Z54 Z-One 2-Way valve body, Normally Closed Actuator terminal block with Switch, 24V, 1/2", Sweat, 2.5 Cv, 50 PSI Δ P
    MSRP: $164.00
    $140.40
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  • Caleffi Z50F Z-One 2-Way,NC TERMINAL Block, w/ MS,24V,Inverted Flare, Inverted Flare,3.5Cv w/ fittings
    MSRP: $189.00
    $162.00
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  • Caleffi Z50 Z-One 2-Way valve body, Normally Closed Actuator terminal block with Switch, 24V, Inverted Flare, Inverted Flare, 3.5 Cv, 35 PSI Δ P
    MSRP: $168.00
    $144.00
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  • Caleffi Z55P Z-One 2-Way,NC TERMINAL Block, w/ MS,24V,3/4",Union Press,7.5Cv
    MSRP: $227.00
    $194.40
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  • Caleffi Z54P Z-One 2-Way,NC TERMINAL Block, w/ MS,24V,1/2", Union Press,2.5Cv
    MSRP: $223.00
    $190.80
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  • Caleffi Z46P Z-One 2-Way,NCw/ MS,24V,1",Union Press,7.5Cv
    MSRP: $252.00
    $216.00
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Caleffi is a global leader in the design and manufacture of hydronic heating, plumbing, air conditioning, heat metering and renewables systems, for domestic and industrial plants. Founded in 1956 in Italy, Caleffi has grown to become one of the most respected and trusted brands in the industry. Caleffi offers a wide range of products for all types of hydronic systems, including valves, fittings, pumps and controls. Caleffi products offer products made from high quality materials and are built to last. Every item in their catalog is designed to perform at the highest level and is known for its reliability and durability. Caleffi offers a full range of support services, including technical support, and training. If you are looking for high-quality hydronic products, Caleffi is a great option.