Know a trades student? We're giving away $2,500 scholarships - have them apply today!
Filter menu expanded

Filters

5,222 items
Reset

SORT

Product Availability
–

Show In Stock Only (2891)

Brand
–

American Standard (1)
Amtrol (14)
AO Smith (1)
Apollo Valves (249)
Argo (1)
Armstrong International (4)
Armstrong Pumps (1)
Asco (270)
Asco RedHat (439)
Axiom (1)

Product Type
–

Accessory (1)
Actuator (15)
Adapter Kit (2)
Adapter Set (12)
Air Eliminator (185)
Air Flow Switch (2)
Air Scoop (17)
Air Valve (13)
Air Vent (9)
Airtrol Fitting (9)

Review Score
–

(1015)
(138)
(50)
(6)
(9)

Price Range
–

Under $1 (2)
$1 to $5 (27)
$5 to $10 (28)
$10 to $15 (61)
$15 to $20 (88)
$20 to $25 (74)
$25 to $30 (38)
$30 to $35 (40)
$35 to $40 (58)
$40 to $45 (52)

Hydronic Valves, Controls & Parts

5222 items
Grid
List
Compare
Product Image of 1" E41 Threaded NPT Regulating Valve (Lead Free)
1" E41 Threaded NPT Regulating Valve (Lead Free)
SKU: 24482-0045
Cash-Acme
SKU: 24482-0045
Brand: Cash-Acme
$457.57 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of HG145, 3/8" Compression Thermostatic Mixing Valve, w/ Tee & Elbow (Lead Free)
HG145, 3/8" Compression Thermostatic Mixing Valve, w/ Tee & Elbow (Lead Free)
SKU: 24525
Cash-Acme
SKU: 24525
Brand: Cash-Acme
$104.27 each
In Stock
Get 2 by Tomorrow, Nov 5
In Stock
Get 2 by Tomorrow, Nov 5
Compare
Product Image of 480V Encapsulated Coil Kit (6.1 watts)
480V Encapsulated Coil Kit (6.1 watts)
SKU: 238210-088-D
Asco
SKU: 238210-088-D
Brand: Asco
(2)
$125.57 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of Three Way Mixing Valve, 1-1/4"
Three Way Mixing Valve, 1-1/4"
SKU: 20082
Viega
SKU: 20082
Brand: Viega
$237.73 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1/2" x 3/4" 327 LBS/HR ASME Sec VIII Safety Valve
1/2" x 3/4" 327 LBS/HR ASME Sec VIII Safety Valve
SKU: 19EDCL40
Apollo Valves
SKU: 19EDCL40
Brand: Apollo Valves
$367.91 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 2" 4-Way Mixing Valve, 46.8 CV (Threaded)
2" 4-Way Mixing Valve, 46.8 CV (Threaded)
SKU: 193B1536
Danfoss
SKU: 193B1536
Brand: Danfoss
$431.76 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1" Lead Free Female Copper Sweat Union x FNPT Pressure Reducing Valve
1" Lead Free Female Copper Sweat Union x FNPT Pressure Reducing Valve
SKU: 1-600XLC
Zurn
SKU: 1-600XLC
Brand: Zurn
$488.14 each
In Stock
Get 26 by Thu, Nov 12
In Stock
Get 26 by Thu, Nov 12
Compare
Product Image of 1" Lead Free FNPT Pressure Reducing Valve, Tapped & Plugged for Gauge
1" Lead Free FNPT Pressure Reducing Valve, Tapped & Plugged for Gauge
SKU: 1-NR3XLP
Zurn
SKU: 1-NR3XLP
Brand: Zurn
$304.13 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1/2" FWL Pressure Relief Valve (15-200 PSI)
1/2" FWL Pressure Relief Valve (15-200 PSI)
SKU: 09553-0125
Cash-Acme
SKU: 09553-0125
Brand: Cash-Acme
$59.21 each
Out of Stock
Get it by Thu, Nov 19 - Fri, Nov 27
Out of Stock
Get it by Thu, Nov 19 - Fri, Nov 27
Compare
Product Image of 4" 3-Way Cast Iron ESBE Type F Series Mixing Valve (ANSI Flanged)
4" 3-Way Cast Iron ESBE Type F Series Mixing Valve (ANSI Flanged)
SKU: 065B-8963
Danfoss
SKU: 065B-8963
Brand: Danfoss
$1,909.73 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 5/8" ODF EVR15 Solenoid Valve without Manual Operation
5/8" ODF EVR15 Solenoid Valve without Manual Operation
SKU: 032L1228
Danfoss
SKU: 032L1228
Brand: Danfoss
$161.02 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of LFN55BM1-DU-S - 1/2" FPT Water Pressure Reducing Valve (Lead Free)
LFN55BM1-DU-S - 1/2" FPT Water Pressure Reducing Valve (Lead Free)
SKU: 0009537
Watts
SKU: 0009537
Brand: Watts
$223.84 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of ESBE VTA Thermostatic Mixing Valve, 85-160°F (Lead Free)
ESBE VTA Thermostatic Mixing Valve, 85-160°F (Lead Free)
SKU: 065B8872LF
Danfoss
SKU: 065B8872LF
Brand: Danfoss
$170.27 each
In Stock
Get 1 by Tue, Nov 10 - Wed, Nov 11
In Stock
Get 1 by Tue, Nov 10 - Wed, Nov 11
Compare
Product Image of 1" 2100 Reg Full Port Valve, 250# Max
1" 2100 Reg Full Port Valve, 250# Max
SKU: 402445
Hoffman
SKU: 402445
Brand: Hoffman
$2,414.04 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1-1/2" 21LT Tempering Valve (100°F - 140°F)
1-1/2" 21LT Tempering Valve (100°F - 140°F)
SKU: 401290
Hoffman
SKU: 401290
Brand: Hoffman
(1)
$1,116.04 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of Valve Repair Kit for 8221 DC Series
Valve Repair Kit for 8221 DC Series
SKU: 312-577
Asco
SKU: 312-577
Brand: Asco
$374.88 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 3/4" Wilkins FNPT x FNPT Pressure Reducing Valve, SS Spring, SS Adj. Screw (Lead Free)
3/4" Wilkins FNPT x FNPT Pressure Reducing Valve, SS Spring, SS Adj. Screw (Lead Free)
SKU: 34-70XLSS
Zurn
SKU: 34-70XLSS
Brand: Zurn
$363.12 each
Out of Stock
Get it by Thu, Nov 19 - Fri, Nov 27
Out of Stock
Get it by Thu, Nov 19 - Fri, Nov 27
Compare
Product Image of 167 HydroMixer Dual Line w/ Alpha 25-55U Pump on Right
167 HydroMixer Dual Line w/ Alpha 25-55U Pump on Right
SKU: 167602A
Caleffi
SKU: 167602A
Brand: Caleffi
$1,579.52 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 167 HydroMixer Dual Line w/ UPS15-58FC 3 Speed Pump on Left
167 HydroMixer Dual Line w/ UPS15-58FC 3 Speed Pump on Left
SKU: 167610A
Caleffi
SKU: 167610A
Brand: Caleffi
$1,402.90 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1-1/2" 500 Pressure Reducing Valve w/ Integral By-pass Check Valve
1-1/2" 500 Pressure Reducing Valve w/ Integral By-pass Check Valve
SKU: 112-500XL
Zurn
SKU: 112-500XL
Brand: Zurn
$1,857.99 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of HG110-D, 1/2" Sweat Thermostatic Mixing Valve (Lead Free)
HG110-D, 1/2" Sweat Thermostatic Mixing Valve (Lead Free)
SKU: 24501
Cash-Acme
SKU: 24501
Brand: Cash-Acme
$106.11 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 3/4" Brass Pressure Reducing Valve (Union Sweat x FNPT)
3/4" Brass Pressure Reducing Valve (Union Sweat x FNPT)
SKU: 335U-075-C1
Taco
SKU: 335U-075-C1
Brand: Taco
$139.50 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 3/4" Copper Union Sweat Aqua-Gard Thermostatic Mixing Valve (LF)
3/4" Copper Union Sweat Aqua-Gard Thermostatic Mixing Valve (LF)
SKU: 34-ZW1017XLC
Zurn
SKU: 34-ZW1017XLC
Brand: Zurn
$321.99 each
In Stock
Get 9 by Thu, Nov 12
In Stock
Get 9 by Thu, Nov 12
Compare
Product Image of 2650 Series 1" Slip Socket PVC Shuttle Flow Switch Liquid/Water/Oil, 0.5 GPM Increasing Flow, No Conduit Connector
2650 Series 1" Slip Socket PVC Shuttle Flow Switch Liquid/Water/Oil, 0.5 GPM Increasing Flow, No Conduit Connector
SKU: 47800
Thomas Products
SKU: 47800
Brand: Thomas Products
$113.40 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 3/4" MIP Pressure Relief Valve (100 PSI), 451-34-100
3/4" MIP Pressure Relief Valve (100 PSI), 451-34-100
SKU: 451-34-100
Prier
SKU: 451-34-100
Brand: Prier
$17.88 each
Out of Stock
Get it by Thu, Nov 19 - Fri, Nov 27
Out of Stock
Get it by Thu, Nov 19 - Fri, Nov 27
Compare
Product Image of Rebuild Kit for Hot Water Rated Valves
Rebuild Kit for Hot Water Rated Valves
SKU: 310-413-HW
Asco
SKU: 310-413-HW
Brand: Asco
$807.17 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of MKC-2 120V/208-240V Coil w/ Conduit Box
MKC-2 120V/208-240V Coil w/ Conduit Box
SKU: 311684
Sporlan
SKU: 311684
Brand: Sporlan
$276.75 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of Asco 310716, 8220 Series Valve Rebuild Kit
Asco 310716, 8220 Series Valve Rebuild Kit
SKU: 310716
Asco RedHat
SKU: 310716
Brand: Asco RedHat
(1)
$275.34 each
In Stock
Get 2 by Fri, Nov 6
In Stock
Get 2 by Fri, Nov 6
Compare
Product Image of S-2, Switch Cover Replacement
S-2, Switch Cover Replacement
SKU: 308000
McDonnell & Miller
SKU: 308000
Brand: McDonnell & Miller
$23.62 each
In Stock
Get 1 by Fri, Nov 6
In Stock
Get 1 by Fri, Nov 6
Compare
Product Image of 3/4" Sweat Union x FNPT PresCal Compact Pressure Reducing Valve without Gauge
3/4" Sweat Union x FNPT PresCal Compact Pressure Reducing Valve without Gauge
SKU: 533950HA
Caleffi
SKU: 533950HA
Brand: Caleffi
$66.00 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1" Sweat Pressure Reducing Valve w/o Gauge (Low Lead, Pre-adjustable)
1" Sweat Pressure Reducing Valve w/o Gauge (Low Lead, Pre-adjustable)
SKU: 535960HA
Caleffi
SKU: 535960HA
Brand: Caleffi
(62)
$163.78 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of #52 High-Duty Float Control Valve w/ Brass Float
#52 High-Duty Float Control Valve w/ Brass Float
SKU: 52-JACOBUS
Jacobus - Maid O Mist
SKU: 52-JACOBUS
Brand: Jacobus - Maid O Mist
$111.17 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 2" Flanged Hydro Separator
2" Flanged Hydro Separator
SKU: 548052A
Caleffi
SKU: 548052A
Brand: Caleffi
$3,007.66 each
Backorder
Get it by Mon, Dec 7 - Tue, Jan 12
Backorder
Get it by Mon, Dec 7 - Tue, Jan 12
Compare
Product Image of 1" Sweat Union 5124 Mixing Valve w/ Gauge (Low Lead)
1" Sweat Union 5124 Mixing Valve w/ Gauge (Low Lead)
SKU: 5124-C2-G
Taco
SKU: 5124-C2-G
Brand: Taco
$206.05 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 2" MNPT 551 Series DISCAL Commercial Steel Air Separator
2" MNPT 551 Series DISCAL Commercial Steel Air Separator
SKU: 551050AT
Caleffi
SKU: 551050AT
Brand: Caleffi
$2,702.18 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1-1/2" Press DISCAL Air Separator w/ Expansion Tank Check
1-1/2" Press DISCAL Air Separator w/ Expansion Tank Check
SKU: 551068AC
Caleffi
SKU: 551068AC
Brand: Caleffi
$429.91 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of #53 High-Duty Float Control Valve w/ Brass Float (Vertical Mount)
#53 High-Duty Float Control Valve w/ Brass Float (Vertical Mount)
SKU: 53-JACOBUS
Jacobus - Maid O Mist
SKU: 53-JACOBUS
Brand: Jacobus - Maid O Mist
$137.53 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of SEP4 2" ANSI 4-in-1 Flange Hydro Separator, 60 GPM
SEP4 2" ANSI 4-in-1 Flange Hydro Separator, 60 GPM
SKU: 549552A
Caleffi
SKU: 549552A
Brand: Caleffi
$5,569.04 each
Backorder
Get it by Mon, Dec 7 - Tue, Jan 12
Backorder
Get it by Mon, Dec 7 - Tue, Jan 12
Compare
Product Image of 1" NPT Magnetic Dirt Separator
1" NPT Magnetic Dirt Separator
SKU: 577660A
Caleffi
SKU: 577660A
Brand: Caleffi
$306.61 each
Out of Stock
Get it by Thu, Nov 19 - Fri, Nov 27
Out of Stock
Get it by Thu, Nov 19 - Fri, Nov 27
Compare
Product Image of 1-1/4" 2-Way Brass Water Mixing Ball Valve Body (25 Cv)
1-1/4" 2-Way Brass Water Mixing Ball Valve Body (25 Cv)
SKU: 599-10318
Siemens
SKU: 599-10318
Brand: Siemens
$204.22 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of LFN55BM1 - 1" Copper Press Water Pressure Reducing Valve (Lead Free)
LFN55BM1 - 1" Copper Press Water Pressure Reducing Valve (Lead Free)
SKU: 88006884
Watts
SKU: 88006884
Brand: Watts
$339.44 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1-1/4" Normally Open 2-Way Solenoid Valve (120/60AC)
1-1/4" Normally Open 2-Way Solenoid Valve (120/60AC)
SKU: 8210B058
Asco RedHat
SKU: 8210B058
Brand: Asco RedHat
$1,088.63 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1" Normally Closed Solenoid Valve, 13 CV (12 DC)
1" Normally Closed Solenoid Valve, 13 CV (12 DC)
SKU: 8210G004-12VDC
Asco RedHat
SKU: 8210G004-12VDC
Brand: Asco RedHat
$253.75 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 3/4" 2-Way Normally Closed Solenoid Valve w/ Manual Operator, 5 CV (12VDC)
3/4" 2-Way Normally Closed Solenoid Valve w/ Manual Operator, 5 CV (12VDC)
SKU: 8210G95MO-12VDC
Asco RedHat
SKU: 8210G95MO-12VDC
Brand: Asco RedHat
$496.27 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of 1/2" 3-Way N/O Brass Linear Valve Body, Female x Female (1.6 Cv)
1/2" 3-Way N/O Brass Linear Valve Body, Female x Female (1.6 Cv)
SKU: 599-02067B
Siemens
SKU: 599-02067B
Brand: Siemens
$72.16 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of #77, 1/8" Auto-Vent W/ 1/8" Fem. Side Opening
#77, 1/8" Auto-Vent W/ 1/8" Fem. Side Opening
SKU: 77-JACOBUS
Jacobus - Maid O Mist
SKU: 77-JACOBUS
Brand: Jacobus - Maid O Mist
$51.62 each
In Stock
Get 2 by Tomorrow, Nov 5
In Stock
Get 2 by Tomorrow, Nov 5
Compare
Product Image of 1/2" GP4 Normally Closed General Purpose Solenoid Valve (3.35 Cv)
1/2" GP4 Normally Closed General Purpose Solenoid Valve (3.35 Cv)
SKU: 70561
Parker Hannifin
SKU: 70561
Brand: Parker Hannifin
$175.04 each
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Backorder
Get it by Fri, Dec 4 - Thu, Jan 7
Compare
Product Image of Standard General Purpose Fast Opening Hydramotor Actuator (220/240V)
Standard General Purpose Fast Opening Hydramotor Actuator (220/240V)
SKU: AH2E214A
Asco RedHat
SKU: AH2E214A
Brand: Asco RedHat
$997.68 each
In Stock
Get 1 by Tomorrow, Nov 5
In Stock
Get 1 by Tomorrow, Nov 5
×

Video