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Valves and Vents

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  1. Caleffi 132 Series QuickSetter Balancing Valve with Flow Meter

    Caleffi 132 Series QuickSetter Balancing Valve with Flow Meter

    Balancing Valve with Flow Meter, offers direct reading of flow rate, no sight gauge clouding or scaling. Has brass valve body and flow meter, rotatable valve for flow rate adjustement, and graduated scale flow meter with magnetic movement flow rate indicator. MAX working pressure: 150 psi. Temperature range: 14-230 F. Max percentage of glycol: 50%.
    The 132 series balancing valve accurately sets the flow rate of heating and cooling transfer fluid supplied to fan coils and terminal units or where flow balancing is required in solar thermal systems. Proper hydronic system balancing ensures that the system operates according to design specifications, providing satisfactory thermal comfort with low energy consumption. The flow meter is housed in a bypass circuit on the valve body and can be shut off during normal operation. The flow meter permits fast and easy circuit balancing without added differential pressure gauges and reference charts. The balancing valve is furnished with a preformed insulation shell to optimize thermal performance or both hot and cold water systems.
    $90.32

  2. Caleffi Series 676 TwisTop Two Way Thermo Electric Zone Valve

    Caleffi Series 676 TwisTop Two Way Thermo Electric Zone Valve

    Caleffi TwisTop Two Way Thermo Electric Zone Valve
    Two-way thermo-electric zone valve. Complete with TwisTop™ (code 656314) actuator. Spring return. Normally closed. Max. body pressure: 150 psi. Max. Temperature: 200°F. Max: Δ P close-off pressure: 20 psi. Power supply: 24 V AC/DC. Initial current draw: 800 mA. Power consumption: 3 W. Rating of micro-switch contacts: 5A (24 V). 31.5" wire lead connection.
    $68.81

  3. Caleffi 3/4" Mixed Temperature Gauge Sweat Fitting Assembly

    Caleffi 3/4" Mixed Temperature Gauge Sweat Fitting Assembly

    Caleffi Mixed Temperature Gauge Sweat Fitting Assembly
    Tail piece. Low lead brass
    $32.72

  4. Caleffi Series 521 MixCal 3-Way Thermostatic Mixing Valve with adapter

    Caleffi Series 521 MixCal 3-Way Thermostatic Mixing Valve with adapter

    Caleffi MixCal 3-Way Thermostatic Mixing Valve
    Adjustable thermostatic and pressure balanced mixing valve for point of distribution in domestic water systems and radiant hydronic heating systems. Low-lead brass body. Internal anti-scale materials. Locking set point knob. Max. working pressure: 200 psi. Max. inlet temperature: 200ºF. Adjustable range: 85—150ºF. Gauge scale: 30—210ºF. Gauge accuracy: ± 6ºF. Gauge dial: 2" diameter. ASSE 1017 Listed. Lead Plumbing Law Compliance: (0.25% Max. weighted average lead content). Lead Plumbing Law Certified by IAPMO R&T.
    $119.71

  5. Caleffi Series Z3 Z-One Valve Body, 2-Way 3/4" Sweat 7.5 Cv, 20 psi

    Caleffi Series Z3 Z-One Valve Body, 2-Way 3/4" Sweat 7.5 Cv, 20 psi

    Caleffi Z-One Valve Body, 2-Way 3/4" Sweat 7.5 Cv, 20 psi
    Two-way on/off two position valve. Straight through flow pattern. Brass body.* Stainless steel stem. EPDM rubber seals and paddle. Max. working pressure: 300 psi. Max temperature: 240°F. *Agency Approval for low-lead brass body: Lead plumbing law compliance: (0.25 max. weighted average lead content). Lead plumbing law certified by IAPMO R&T
    $27.58

  6. Caleffi Series Z2 Z-One Valve Body, 2 Way 1" Sweat 7.5 Cv, 20 psi

    Caleffi Series Z2 Z-One Valve Body, 2 Way 1" Sweat 7.5 Cv, 20 psi

    Caleffi Z-One Valve Body, 2 Way 1" Sweat 7.5 Cv, 20 psi
    Two-way on/off two position valve. Straight through flow pattern. Brass body.* Stainless steel stem. EPDM rubber seals and paddle. Max. working pressure: 300 psi. Max temperature: 240°F. *Agency Approval for low-lead brass body: Lead plumbing law compliance: (0.25 max. weighted average lead content). Lead plumbing law certified by IAPMO R&T
    $46.66

  7. Caleffi Series Z3 3-Way Diverting Valve with 3/4" Sweat 240 Degrees 20 gpm

    Caleffi Series Z3 3-Way Diverting Valve with 3/4" Sweat 240 Degrees 20 gpm

    Caleffi 3-Way Diverting Valve with 3/4" Sweat 240 Degrees 20 gpm
    Three-way on/off two position valve. Diverting flow pattern. Brass body. Stainless steel stem. EPDM rubber seals and paddle. Max. working pressure: 300 psi. Max temperature: 240°F. *Agency Approval for low-lead brass body: Lead plumbing law compliance: (0.25 max. weighted average lead content). Lead plumbing law certified by IAPMO R&T.
    $36.13

  8. Caleffi Series Z3 3-Way Diverting Valve with 1" Sweat Connections, 240 Degrees, 20 gpm

    Caleffi Series Z3 3-Way Diverting Valve with 1" Sweat Connections, 240 Degrees, 20 gpm

    Caleffi 3-Way Diverting Valve with 1" Sweat Connections
    Three-way on/off two position valve. Diverting flow pattern. Brass body. Stainless steel stem. EPDM rubber seals and paddle. Max. working pressure: 300 psi. Max temperature: 240°F. *Agency Approval for low-lead brass body: Lead plumbing law compliance: (0.25 max. weighted average lead content). Lead plumbing law certified by IAPMO R&T.
    $49.57

  9. Webstone IPS Isolator Flanges

    Webstone IPS Isolator Flanges

    Webstone IPS Isolator Flanges, 1/2", 3/4" and 1"
    Webstone Isolation Flanges are designed for residential and commercial use with all 2 bolt flanged circulator pumps. The forged brass body and flange provide strength and versatility for any application where a pipe and flange meet. This approved Webstone valve features a solid hard chrome plated brass ball with reinforced Teflon seats and a blowout proof stem sealed with Teflon and an adjustable packing gland. Additional wing style "T" handle included with mounting nuts and bolts.
    $16.69

  10. Webstone IPS Isolator Flanges with Drain

    Webstone IPS Isolator Flanges with Drain

    Webstone IPS Isolator Flanges with Drain
    Webstone Isolation Flanges with Drain are designed for residential and commercial use with all 2 bolt flanged circulator pumps. The unitary construction of the brass body and flange provide strength and versatility for any application where a pipe and flange meet. This valve is the only choice to use in a closed system where a large port drain and fill valve is required.Additional wing style "T" handle included with mounting nuts and bolts.
    $32.34

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