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Solar Thermal

    • The product Grundfos UPS15-35SFC 3-Speed Stainless Steel Circulator Pump has been added to comparison list.
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  1. Caleffi Replacement Fuse T4A

    Caleffi Replacement Fuse T4A

    Replacement Fuse T4A
    Caleffi Replacement Fuse T4A
    $3.00

  2. SunEarth Empire Solar Thermal Panels

    SunEarth Empire Solar Thermal Panels

    SunEarth Solar Thermal Panel

    The Empire Series Liquid Flat Plate Collectors – The Solar Professional’s First Choice

    America’s leading distributors and contractors have made the SunEarth Empire Series liquid flat plate collectors the solar professional’s first choice. The Empire Series has everything that professional contractors demand in a solar collector: sleek appearance, high performance, versatility, ease of installation, and rugged field-tested durability. SunEath’s Empire Series collectors have over thirty-two consecutive years of engineering and design experience built into every product. The Empire Series collectors define quality and value in the North American market

  3. Caleffi Series R610 Union Nut for 3/4" SolarFlex with 1" Female Thread

    Caleffi Series R610 Union Nut for 3/4" SolarFlex with 1" Female Thread

    Caleffi Union Nut for 3/4" SolarFlex with 1" Female Thread
    Union Nut for 5213, 521 and 2521 Series
    $2.48

  4. Caleffi Series NA100 Sensor Well with 1/2" NPT Male Thread 1/4"

    Caleffi Series NA100 Sensor Well with 1/2" NPT Male Thread 1/4"

    Caleffi Sensor Well with 1/2" NPT Male Thread 1/4" 0 I.D.
    Sensor well, ¼" Ø I.D. for Pt1000 temperature sensors 257205 and 257206
    $12.73

  5. Caleffi Series NA100 3/4" Sweat Adaptor to 3/4" SolarFlex with 1" Male Thread

    Caleffi Series NA100 3/4" Sweat Adaptor to 3/4" SolarFlex with 1" Male Thread

    Caleffi 3/4" Sweat Adaptor to 3/4" SolarFlex with 1" Male Thread
    Sweat Adapter
    $11.91

  6. Caleffi Series NA100 Sweat Adapter to 3/4" SolarFlex-3/4"

    Caleffi Series NA100 Sweat Adapter to 3/4" SolarFlex-3/4"

    Caleffi Sweat Adapter to 3/4" SolarFlex
    Sweat Adapter
    $11.49

  7. Caleffi Series 255 Dual Line Pump Station Return and Flow, 3 Speed

    Caleffi Series 255 Dual Line Pump Station Return and Flow, 3 Speed

    Caleffi Series 255 Dual Line Pump Station Return and Flow, 3 Speed
    Solar pump stations are pre-assembled and leak-tested. Safety relief valve. Ball valves with built-in fl ow checks in return (and fl ow for dual-line models). Temperature gauges in return (and fl ow for dual-line models). Pressure gauge. Manual air vent (dual-line models only). Expansion tank connection. Connections for fl ushing and fi lling. Foam insulation. Balance/fl ow meter: ½—5 gpm scale. Pump: Grundfos UP15-100 Performance: 36 feet head / 8 gpm. Safety relief valve: 90 psi. Max. working pressure: 150 psi. Max. working temp: 360ºF. Connections: ¾" female thread. Agency approval: cULus.
    $506.44

  8. Caleffi Series R500 SolarFlex Union Washer

    Caleffi Series R500 SolarFlex Union Washer

    Union Washer
    Caleffi Series R500 SolarFlex Union Washer
    $1.25

  9. Caleffi NA35 SolarFlex Stainless Steel Insulated Pipe with Sensor Wire

    Caleffi NA35 SolarFlex Stainless Steel Insulated Pipe with Sensor Wire

    Caleffi NA35 SolarFlex Stainless Steel Insulated Pipe
    SolarFlex™ stainless steel piping with EPDM insulation. Used to connect solar collector with storage tank. Integrated sensor cable saves time and reduces cost. Packaged in a 50 foot continuous coil ensures a leak-free installation. Max. working pressure: 150 psi. Max. fl uid temperature: 350ºF. Min. surface temperature: -60ºF. Min. bend radius: 5". Flammability: Class VO. Flame spread/smoke density: 25/50 Agency approvals: ASTM D 635 ASTM C 177 Includes fi tting kit.
    $590.36

  10. Caleffi Series NA 350 Black Film Tape UV Resistant 50ft Roll 2" Width

    Caleffi Series NA 350 Black Film Tape UV Resistant 50ft Roll 2" Width

    EPDM foam UV resistant insulating tape to wrap fitting connections.
    Caleffi Series NA 350 Black Film Tape UV Resistant 50ft Roll 2" Width
    $8.02

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