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Excluding HI, AK & Canada, and products marked Special Handling, Free Shipping on qualified orders over $599! *Some Items Excluded*
Excluding HI, AK & Canada, and products marked Special Handling, Free Shipping on qualified orders over $599! *Some Items Excluded*

Valves & Vents

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  • Caleffi boiler feed valve 1/2" NPT inlet 1/2" NPT outlet

    Caleffi
    $93.69 - $93.69
    $93.69
    $93.69 - $93.69
    $93.69
    In stock

    SKU 553542A

    1/2" MNPT Inlet x 1/2" FNPT Outlet Pre-adjustable automatic filling valve, anti-scale, visual system pressure setting indicator. Complete with man...

    View full details
    $93.69 - $93.69
    $93.69
    $93.69 - $93.69
    $93.69

  • Caleffi QuickSetter flowmeter 1/2" NPT 1/2 to 1-3/4 GPM

    Caleffi
    $172.13 - $172.13
    $172.13
    $172.13 - $172.13
    $172.13
    In stock

    SKU 132432A

    $172.13 - $172.13
    $172.13
    $172.13 - $172.13
    $172.13

  • Caleffi QuickSetter flowmeter 3/4" NPT 2 to 7 GPM

    Caleffi
    $185.25 - $185.25
    $185.25
    $185.25 - $185.25
    $185.25
    In stock

    SKU 132552A

    $185.25 - $185.25
    $185.25
    $185.25 - $185.25
    $185.25

  • Caleffi QuickSetter flowmeter 1" NPT 3 to 10 GPM

    Caleffi
    $216.39 - $216.39
    $216.39
    $216.39 - $216.39
    $216.39
    In stock

    SKU 132662A

    $216.39 - $216.39
    $216.39
    $216.39 - $216.39
    $216.39

  • Caleffi QuickSetter flowmeter 1-1/4" NPT 5 to 19 GPM

    Caleffi
    $287.70 - $287.70
    $287.70
    $287.70 - $287.70
    $287.70
    In stock

    SKU 132772A

    $287.70 - $287.70
    $287.70
    $287.70 - $287.70
    $287.70

  • Caleffi QuickSetter flowmeter 1-1/2" NPT 8 to 32 GPM

    Caleffi
    $340.98 - $340.98
    $340.98
    $340.98 - $340.98
    $340.98
    In stock

    SKU 132882A

    $340.98 - $340.98
    $340.98
    $340.98 - $340.98
    $340.98

  • Discal Air Separator 1" Press

    Caleffi
    $142.76 - $142.76
    $142.76
    $142.76 - $142.76
    $142.76
    In stock

    SKU 551066A

    $142.76 - $142.76
    $142.76
    $142.76 - $142.76
    $142.76

  • Caleffi QuickSetter+ flowmeter 3/4" Press 2 to 7 GPM

    Caleffi
    $251.59 - $251.59
    $251.59
    $251.59 - $251.59
    $251.59
    In stock

    SKU 132556AFC

    $251.59 - $251.59
    $251.59
    $251.59 - $251.59
    $251.59

  • Caleffi 1/2" sweat inlet backflow preventer / autofill 1/2" NPT female outlet

    Caleffi
    $153.00 - $153.00
    $153.00
    $153.00 - $153.00
    $153.00
    In stock

    SKU 573009A

    $153.00 - $153.00
    $153.00
    $153.00 - $153.00
    $153.00

  • Caleffi temperature / pressure gage 3-1/8" dial 1/4"NPT rear

    Caleffi
    $31.23 - $31.23
    $31.23
    $31.23 - $31.23
    $31.23
    In stock

    SKU NA503040

    $31.23 - $31.23
    $31.23
    $31.23 - $31.23
    $31.23

  • Caleffi automatic air vent 1/8" NPT male

    Caleffi
    $10.87 - $10.87
    $10.87
    $10.87 - $10.87
    $10.87
    In stock

    SKU 502610A

    $10.87 - $10.87
    $10.87
    $10.87 - $10.87
    $10.87

  • Caleffi automatic air vent 1/8" NPT male w/ check valve

    Caleffi
    $15.07 - $15.07
    $15.07
    $15.07 - $15.07
    $15.07
    In stock

    SKU 502710A

    $15.07 - $15.07
    $15.07
    $15.07 - $15.07
    $15.07

  • Caleffi automatic air vent 1/4" NPT male w/ check valve

    Caleffi
    $15.98 - $15.98
    $15.98
    $15.98 - $15.98
    $15.98
    In stock

    SKU 502720A

    $15.98 - $15.98
    $15.98
    $15.98 - $15.98
    $15.98

  • Caleffi High Capacity 1/2" NPT Male Air Vent

    Caleffi
    $29.36 - $29.36
    $29.36
    $29.36 - $29.36
    $29.36
    In stock

    SKU 502243A

    $29.36 - $29.36
    $29.36
    $29.36 - $29.36
    $29.36

  • Caleffi differential bypass 3/4" NPT w/ 3/4" NPT outlet

    Caleffi
    $109.84 - $109.84
    $109.84
    $109.84 - $109.84
    $109.84
    In stock

    SKU 519502A

    $109.84 - $109.84
    $109.84
    $109.84 - $109.84
    $109.84

  • Caleffi differential bypass 1" NPT w/ 1" sweat outlet

    Caleffi
    $172.13 - $172.13
    $172.13
    $172.13 - $172.13
    $172.13
    In stock

    SKU 519609A

    $172.13 - $172.13
    $172.13
    $172.13 - $172.13
    $172.13

  • Caleffi differential bypass 1-1/4" NPT w/ 1-1/4" sweat outlet

    Caleffi
    $206.56 - $206.56
    $206.56
    $206.56 - $206.56
    $206.56
    In stock

    SKU 519709A

    $206.56 - $206.56
    $206.56
    $206.56 - $206.56
    $206.56

  • Caleffi Differential Bypass Valve 3/4" Press

    Caleffi
    $124.59 - $124.59
    $124.59
    $124.59 - $124.59
    $124.59
    In stock

    SKU 519566A

    $124.59 - $124.59
    $124.59
    $124.59 - $124.59
    $124.59

  • Caleffi 1" dirt separator sweat

    Caleffi
    $116.39 - $116.39
    $116.39
    $116.39 - $116.39
    $116.39
    In stock

    SKU 546228A

    $116.39 - $116.39
    $116.39
    $116.39 - $116.39
    $116.39

  • Caleffi 1-1/4" dirt separator sweat

    Caleffi
    $169.67 - $169.67
    $169.67
    $169.67 - $169.67
    $169.67
    In stock

    SKU 546235A

    $169.67 - $169.67
    $169.67
    $169.67 - $169.67
    $169.67

  • Caleffi backflow preventer 1/2" NPT female inlet/outlet

    Caleffi
    $73.13 - $73.13
    $73.13
    $73.13 - $73.13
    $73.13
    In stock

    SKU 573403A

    $73.13 - $73.13
    $73.13
    $73.13 - $73.13
    $73.13

  • Caleffi backflow preventer 1/2" sweat inlet/outlet

    Caleffi
    $69.53 - $69.53
    $69.53
    $69.53 - $69.53
    $69.53
    In stock

    SKU 573409A

    $69.53 - $69.53
    $69.53
    $69.53 - $69.53
    $69.53

  • Caleffi flow switch 1" NPT male NEMA 5 enclosure, UL Listed

    Caleffi
    $215.57 - $215.57
    $215.57
    $215.57 - $215.57
    $215.57
    In stock

    SKU 626600A

    $215.57 - $215.57
    $215.57
    $215.57 - $215.57
    $215.57

  • Caleffi flow check valve 3/4" NPT female

    Caleffi
    $19.24 - $19.24
    $19.24
    $19.24 - $19.24
    $19.24
    In stock

    SKU 510502A

    $19.24 - $19.24
    $19.24
    $19.24 - $19.24
    $19.24

  • Webstone 2" SWT AIR SEPARATOR

    NIBCO INC.
    $389.91 - $389.91
    $389.91
    $389.91 - $389.91
    $389.91
    In stock

    SKU 75007

    $389.91 - $389.91
    $389.91
    $389.91 - $389.91
    $389.91

  • Condensate Drain (4" Diameter)

    M&G Duravent
    $87.47 - $87.47
    $87.47
    $87.47 - $87.47
    $87.47
    In stock

    SKU 300960

    $87.47 - $87.47
    $87.47
    $87.47 - $87.47
    $87.47

  • Autofill Combo 1/2" FNPT X 1/2" FNPT

    Caleffi
    $160.50 - $160.50
    $160.50
    $160.50 - $160.50
    $160.50
    In stock

    SKU 573002A

    $160.50 - $160.50
    $160.50
    $160.50 - $160.50
    $160.50

  • "Multiflex" 2-pipe isolating valve, 1/2" angle

    Oventrop, Corp
    $34.92 - $34.92
    $34.92
    $34.92 - $34.92
    $34.92
    Low stock

    SKU 101 58 14

    $34.92 - $34.92
    $34.92
    $34.92 - $34.92
    $34.92

  • "Multiflex" 2-pipe isolating valve, 1/2" straight

    Oventrop, Corp
    $31.75 - $31.75
    $31.75
    $31.75 - $31.75
    $31.75
    In stock

    SKU 101 58 13

    $31.75 - $31.75
    $31.75
    $31.75 - $31.75
    $31.75

  • 1" STRAIGHT NPT ZONE VALVE

    Oventrop, Corp
    $62.72 - $62.72
    $62.72
    $62.72 - $62.72
    $62.72
    Low stock

    SKU 188 91 08

    $62.72 - $62.72
    $62.72
    $62.72 - $62.72
    $62.72

  • QuickSetter Balancing Valve w/ FM 3/4" press 2-7 GPM

    Caleffi
    $211.67 - $211.67
    $211.67
    $211.67 - $211.67
    $211.67
    In stock

    SKU 132556A

    $211.67 - $211.67
    $211.67
    $211.67 - $211.67
    $211.67

  • ROTH 3/4" BALL VLV W/ BALANCING FOR 1/2" PEX (3/4" SWEAT)

    Roth Industries, Inc
    $55.47 - $55.47
    $55.47
    $55.47 - $55.47
    $55.47
    In stock

    SKU 2340015113

    $55.47 - $55.47
    $55.47
    $55.47 - $55.47
    $55.47

  • ROTH 3/4" BALL VLV/NO BALANCE FOR 5/8" pex (3/4" SWEAT)

    Roth Industries, Inc
    $40.51 - $40.51
    $40.51
    $40.51 - $40.51
    $40.51
    In stock

    SKU 2340015214

    $40.51 - $40.51
    $40.51
    $40.51 - $40.51
    $40.51

  • 3/4" BRASS SHUT OFF

    TanklessWaterHeaters
    $40.33 - $40.33
    $40.33
    $40.33 - $40.33
    $40.33
    In stock

    SKU 254-1

    $40.33 - $40.33
    $40.33
    $40.33 - $40.33
    $40.33

  • 2 PIECE 1" ISOFLANGE BRONZE

    TanklessWaterHeaters
    $40.33 - $40.33
    $40.33
    $40.33 - $40.33
    $40.33
    In stock

    SKU 255-2

    $40.33 - $40.33
    $40.33
    $40.33 - $40.33
    $40.33

  • 142 Series Variable Orifice Low Lead Balancing Valve 1" NPT w/PT ports

    Caleffi North America, Inc
    $123.85 - $123.85
    $123.85
    $123.85 - $123.85
    $123.85
    In stock

    SKU 142261A

    Static balancing valve (variable orifice, low-lead)Certified to Low Lead Laws and listed by ICC-ES for use in accordance with the U.S. and Canadia...

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    $123.85 - $123.85
    $123.85
    $123.85 - $123.85
    $123.85