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

Valves & Vents

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

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $111.39
    $111.39 - $111.39
    Current price $111.39
    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
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $111.39
    $111.39 - $111.39
    Current price $111.39
  • Caleffi QuickSetter flowmeter 1/2" NPT 1/2 to 1-3/4 GPM

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $203.28
    $203.28 - $203.28
    Current price $203.28
    In stock

    SKU 132432A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $203.28
    $203.28 - $203.28
    Current price $203.28
  • Caleffi QuickSetter flowmeter 3/4" NPT 2 to 7 GPM

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $219.67
    $219.67 - $219.67
    Current price $219.67
    In stock

    SKU 132552A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $219.67
    $219.67 - $219.67
    Current price $219.67
  • Caleffi QuickSetter flowmeter 1" NPT 3 to 10 GPM

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $256.56
    $256.56 - $256.56
    Current price $256.56
    In stock

    SKU 132662A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $256.56
    $256.56 - $256.56
    Current price $256.56
  • Caleffi QuickSetter flowmeter 1-1/4" NPT 5 to 19 GPM

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $340.98
    $340.98 - $340.98
    Current price $340.98
    In stock

    SKU 132772A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $340.98
    $340.98 - $340.98
    Current price $340.98
  • Caleffi QuickSetter flowmeter 1-1/2" NPT 8 to 32 GPM

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $403.28
    $403.28 - $403.28
    Current price $403.28
    In stock

    SKU 132882A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $403.28
    $403.28 - $403.28
    Current price $403.28
  • Discal Air Separator 1" Press

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $164.37
    $164.37 - $164.37
    Current price $164.37
    In stock

    SKU 551066A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $164.37
    $164.37 - $164.37
    Current price $164.37
  • Caleffi QuickSetter+ flowmeter 3/4" Press 2 to 7 GPM

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $298.41
    $298.41 - $298.41
    Current price $298.41
    In stock

    SKU 132556AFC

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $298.41
    $298.41 - $298.41
    Current price $298.41
  • Caleffi 1/2" sweat inlet backflow preventer / autofill 1/2" NPT female outlet

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $181.50
    $181.50 - $181.50
    Current price $181.50
    In stock

    SKU 573009A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $181.50
    $181.50 - $181.50
    Current price $181.50
  • Caleffi temperature / pressure gage 3-1/8" dial 1/4"NPT rear

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $36.97
    $36.97 - $36.97
    Current price $36.97
    In stock

    SKU NA503040

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $36.97
    $36.97 - $36.97
    Current price $36.97
  • Caleffi automatic air vent 1/8" NPT male

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $13.10
    $13.10 - $13.10
    Current price $13.10
    In stock

    SKU 502610A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $13.10
    $13.10 - $13.10
    Current price $13.10
  • Caleffi automatic air vent 1/8" NPT male w/ check valve

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $18.23
    $18.23 - $18.23
    Current price $18.23
    In stock

    SKU 502710A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $18.23
    $18.23 - $18.23
    Current price $18.23
  • Caleffi automatic air vent 1/4" NPT male w/ check valve

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $19.28
    $19.28 - $19.28
    Current price $19.28
    In stock

    SKU 502720A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $19.28
    $19.28 - $19.28
    Current price $19.28
  • Caleffi High Capacity 1/2" NPT Male Air Vent

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $35.46
    $35.46 - $35.46
    Current price $35.46
    In stock

    SKU 502243A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $35.46
    $35.46 - $35.46
    Current price $35.46
  • Caleffi differential bypass 3/4" NPT w/ 3/4" NPT outlet

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $130.33
    $130.33 - $130.33
    Current price $130.33
    In stock

    SKU 519502A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $130.33
    $130.33 - $130.33
    Current price $130.33
  • Caleffi differential bypass 1" NPT w/ 1" sweat outlet

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $203.28
    $203.28 - $203.28
    Current price $203.28
    In stock

    SKU 519609A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $203.28
    $203.28 - $203.28
    Current price $203.28
  • Caleffi differential bypass 1-1/4" NPT w/ 1-1/4" sweat outlet

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $245.08
    $245.08 - $245.08
    Current price $245.08
    In stock

    SKU 519709A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $245.08
    $245.08 - $245.08
    Current price $245.08
  • Caleffi Differential Bypass Valve 3/4" Press

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $148.36
    $148.36 - $148.36
    Current price $148.36
    In stock

    SKU 519566A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $148.36
    $148.36 - $148.36
    Current price $148.36
  • Caleffi 1" dirt separator sweat

    Caleffi North America, Inc
    Original price $116.39 - Original price $116.39
    Original price
    $116.39
    $116.39 - $116.39
    Current price $116.39
    Out of stock

    SKU 546228A

    Original price $116.39 - Original price $116.39
    Original price
    $116.39
    $116.39 - $116.39
    Current price $116.39
    Sold out
  • Caleffi 1-1/4" dirt separator sweat

    Caleffi North America, Inc
    Original price $169.67 - Original price $169.67
    Original price
    $169.67
    $169.67 - $169.67
    Current price $169.67
    In stock

    SKU 546235A

    Original price $169.67 - Original price $169.67
    Original price
    $169.67
    $169.67 - $169.67
    Current price $169.67
  • Caleffi backflow preventer 1/2" NPT female inlet/outlet

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $86.25
    $86.25 - $86.25
    Current price $86.25
    In stock

    SKU 573403A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $86.25
    $86.25 - $86.25
    Current price $86.25
  • Caleffi backflow preventer 1/2" sweat inlet/outlet

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $82.50
    $82.50 - $82.50
    Current price $82.50
    In stock

    SKU 573409A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $82.50
    $82.50 - $82.50
    Current price $82.50
  • Caleffi flow switch 1" NPT male NEMA 5 enclosure, UL Listed

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $255.74
    $255.74 - $255.74
    Current price $255.74
    In stock

    SKU 626600A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $255.74
    $255.74 - $255.74
    Current price $255.74
  • Caleffi flow check valve 3/4" NPT female

    Caleffi North America, Inc
    Original price $19.24 - Original price $19.24
    Original price
    $19.24
    $19.24 - $19.24
    Current price $19.24
    In stock

    SKU 510502A

    Original price $19.24 - Original price $19.24
    Original price
    $19.24
    $19.24 - $19.24
    Current price $19.24
  • Webstone 2" SWT AIR SEPARATOR

    NIBCO INC.
    Original price $482.05 - Original price $482.05
    Original price
    $482.05
    $482.05 - $482.05
    Current price $482.05
    In stock

    SKU 75007

    Original price $482.05 - Original price $482.05
    Original price
    $482.05
    $482.05 - $482.05
    Current price $482.05
  • Condensate Drain (4" Diameter)

    M&G Duravent
    Original price $87.47 - Original price $87.47
    Original price
    $87.47
    $87.47 - $87.47
    Current price $87.47
    Out of stock

    SKU 300960

    Original price $87.47 - Original price $87.47
    Original price
    $87.47
    $87.47 - $87.47
    Current price $87.47
    Sold out
  • Autofill Combo 1/2" FNPT X 1/2" FNPT

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $189.75
    $189.75 - $189.75
    Current price $189.75
    In stock

    SKU 573002A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $189.75
    $189.75 - $189.75
    Current price $189.75
  • "Multiflex" 2-pipe isolating valve, 1/2" angle

    Oventrop, Corp
    Original price $34.92 - Original price $34.92
    Original price
    $34.92
    $34.92 - $34.92
    Current price $34.92
    Low stock

    SKU 101 58 14

    Original price $34.92 - Original price $34.92
    Original price
    $34.92
    $34.92 - $34.92
    Current price $34.92
  • "Multiflex" 2-pipe isolating valve, 1/2" straight

    Oventrop, Corp
    Original price $31.75 - Original price $31.75
    Original price
    $31.75
    $31.75 - $31.75
    Current price $31.75
    In stock

    SKU 101 58 13

    Original price $31.75 - Original price $31.75
    Original price
    $31.75
    $31.75 - $31.75
    Current price $31.75
  • 1" STRAIGHT NPT ZONE VALVE

    Oventrop, Corp
    Original price $62.72 - Original price $62.72
    Original price
    $62.72
    $62.72 - $62.72
    Current price $62.72
    Low stock

    SKU 188 91 08

    Original price $62.72 - Original price $62.72
    Original price
    $62.72
    $62.72 - $62.72
    Current price $62.72
  • QuickSetter Balancing Valve w/ FM 3/4" press 2-7 GPM

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $250.83
    $250.83 - $250.83
    Current price $250.83
    In stock

    SKU 132556A

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $250.83
    $250.83 - $250.83
    Current price $250.83
  • ROTH 3/4" BALL VLV W/ BALANCING FOR 1/2" PEX (3/4" SWEAT)

    Roth Industries, Inc
    Original price $59.36 - Original price $59.36
    Original price
    $59.36
    $59.36 - $59.36
    Current price $59.36
    In stock

    SKU 2340015113

    Original price $59.36 - Original price $59.36
    Original price
    $59.36
    $59.36 - $59.36
    Current price $59.36
  • ROTH 3/4" BALL VLV/NO BALANCE FOR 5/8" pex (3/4" SWEAT)

    Roth Industries, Inc
    Original price $43.33 - Original price $43.33
    Original price
    $43.33
    $43.33 - $43.33
    Current price $43.33
    In stock

    SKU 2340015214

    Original price $43.33 - Original price $43.33
    Original price
    $43.33
    $43.33 - $43.33
    Current price $43.33
  • 3/4" BRASS SHUT OFF

    TanklessWaterHeaters
    Original price $40.33 - Original price $40.33
    Original price
    $40.33
    $40.33 - $40.33
    Current price $40.33
    In stock

    SKU 254-1

    Original price $40.33 - Original price $40.33
    Original price
    $40.33
    $40.33 - $40.33
    Current price $40.33
  • 2 PIECE 1" ISOFLANGE BRONZE

    TanklessWaterHeaters
    Original price $40.33 - Original price $40.33
    Original price
    $40.33
    $40.33 - $40.33
    Current price $40.33
    In stock

    SKU 255-2

    Original price $40.33 - Original price $40.33
    Original price
    $40.33
    $40.33 - $40.33
    Current price $40.33
  • 142 Series Variable Orifice Low Lead Balancing Valve 1" NPT w/PT ports

    Caleffi North America, Inc
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $146.92
    $146.92 - $146.92
    Current price $146.92
    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...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $146.92
    $146.92 - $146.92
    Current price $146.92