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Actuator (71)
Backflow Part (4)
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Accessory (14)
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Point of Source (425)
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20 psi (1)
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1/2" (5)
3/4" (5)
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Brass (330)
Brass (Body) (6)
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Bronze (Body) (19)
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Max Pressure (PSI)

25 (1)
30 (1)
50 (2)
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125 (85)
145 (41)
146 (10)
150 (155)
175 (8)

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24V (282)
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Under $1 (1)
$1 to $5 (11)
$5 to $10 (17)
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$15 to $20 (38)
$20 to $25 (22)
$25 to $30 (18)
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Hydronic Valves

1611 items
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Product Image of 1" Bronze Thermostatic Tempering Valve
1" Bronze Thermostatic Tempering Valve
SKU: HOLBY1000
Holby
SKU: HOLBY1000
Brand: Holby
(1)
$875.38 each
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Product Image of 1/2" Press 5122 Mixing Valve w/ Gauge (Low Lead)
1/2" Press 5122 Mixing Valve w/ Gauge (Low Lead)
SKU: 5122-H2-G
Taco
SKU: 5122-H2-G
Brand: Taco
$184.87 each
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Product Image of 1/2" Expansion PEX x G1 Brass Union w/ Integral Check Valve (Lead Free)
$17.23 each
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Product Image of Z-One 1/2" NPT, 3-Way Diverting Brass Valve Body, 75 PSI (1.0 Cv)
$66.74 each
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Product Image of 1" Thermostatic Mixing Valve 80 to 165°F, Lead Free (Union Sweat)
$537.00 each
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Product Image of Bonnet for 3/4" Holby Tempering Valve
Bonnet for 3/4" Holby Tempering Valve
SKU: HOL0750-BONNET
Holby
SKU: HOL0750-BONNET
Brand: Holby
$129.07 each
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Product Image of 1" MPT Tail Piece for 523160A
1" MPT Tail Piece for 523160A
SKU: NA10009
Caleffi
SKU: NA10009
Brand: Caleffi
$41.97 each
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Product Image of 1/2" 3-Way Sweat VC Valve Assembly (3.8 Cv), VCZMA7100
$52.20 each
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Product Image of 3/4" Inverted Flare 2-Way PopTop Steam Zone Valve w/ 18" Leads, 2.5 Cv (24V)
$144.69 each
In Stock
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Product Image of 1/2" Sweat Solar Thermostatic Mixing Valve w/ Check Valve (Lead Free)
$145.89 each
In Stock
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Product Image of 1/2" Thermostatic Mixing Valve 95 to 131°F (Female Threaded), Lead Free
$359.99 each
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Product Image of 1/2" 3-Way NPT Proportional Zone Valve, 1 CV (24V)
1/2" 3-Way NPT Proportional Zone Valve, 1 CV (24V)
SKU: VS2313-821-9-03
Erie
SKU: VS2313-821-9-03
Brand: Erie
$501.57 each
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Product Image of 1" 21 Tempering Valve (140°F - 200°F)
$459.75 each
In Stock
Get 1 by Wed, Aug 19
In Stock
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Product Image of 21LT Repair Kit (3/4" & 1")
21LT Repair Kit (3/4" & 1")
SKU: 600033
Hoffman
SKU: 600033
Brand: Hoffman
$695.63 each
In Stock
Get 2 by Fri, Aug 21 - Mon, Aug 24
In Stock
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Product Image of Spring for 1-1/4" Holby Tempering Valve
Spring for 1-1/4" Holby Tempering Valve
SKU: HOL1250-SPRING
Holby
SKU: HOL1250-SPRING
Brand: Holby
$59.27 each
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Product Image of Replacement Mixing Valve
Replacement Mixing Valve
SKU: F19153
Caleffi
SKU: F19153
Brand: Caleffi
$252.70 each
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Product Image of Z-One 3/4" Sweat, 3-Way Diverting Brass Valve Body, 25 PSI (5.0 Cv)
$77.45 each
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Product Image of Z-One 3/4" NPT, 3-Way Diverting Brass Valve Body, 50 PSI (2.5 Cv)
$83.34 each
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Product Image of 1/2" NPT Union 5002 Heating Only Mixing Valve
1/2" NPT Union 5002 Heating Only Mixing Valve
SKU: 5002-HX-T3
Taco
SKU: 5002-HX-T3
Brand: Taco
$118.40 each
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Product Image of Bonnet for 2-1/2" Holby Tempering Valve
Bonnet for 2-1/2" Holby Tempering Valve
SKU: HOL2500-BONNET
Holby
SKU: HOL2500-BONNET
Brand: Holby
$401.88 each
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Product Image of Bonnet for 4" Holby Tempering Valve
Bonnet for 4" Holby Tempering Valve
SKU: HOL4000-BONNET
Holby
SKU: HOL4000-BONNET
Brand: Holby
$1,616.65 each
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Product Image of 1/2", 3 Way Setpoint I-Series Mixing Valve w/ Sensor
$474.10 each
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Product Image of Z5 1/2" Inverted Flare 2-Way Zone Valve w/ Aux. Switch 3.5 Cv (24V)
$218.25 each
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Product Image of ESBE 91EM Series Floating 3-Point Signal Motor Actuator w/ Aux. Switch
$631.68 each
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Product Image of Spring for 1-1/2" Holby Tempering Valve
Spring for 1-1/2" Holby Tempering Valve
SKU: HOL1500-SPRING
Holby
SKU: HOL1500-SPRING
Brand: Holby
$59.27 each
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Product Image of 1" Bronze Thermostatic Tempering Valve (Low Temp)
1" Bronze Thermostatic Tempering Valve (Low Temp)
SKU: HOLBY1000LT
Holby
SKU: HOLBY1000LT
Brand: Holby
(1)
$959.07 each
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Product Image of 1/2" NPT Steam 3-Way Zone Valve Body (4.0 Cv)
$78.38 each
In Stock
Get 5 by Wed, Aug 19
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Product Image of 1/2" PEX Union 5122 Mixing Valve (Low Lead)
1/2" PEX Union 5122 Mixing Valve (Low Lead)
SKU: 5122-P2
Taco
SKU: 5122-P2
Brand: Taco
$161.89 each
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Product Image of 1", 2 Way Setpoint I-Series Mixing Valve (Sweat)
1", 2 Way Setpoint I-Series Mixing Valve (Sweat)
SKU: I100C2S-2
Taco
SKU: I100C2S-2
Brand: Taco
(1)
$572.50 each
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Product Image of ESBE Type G 4-Way Complete Interior for 1-1/2" Type F Cast Iron Valves
$197.92 each
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Product Image of 3/4" 21H Tempering Valve (100°F - 200°F)
$632.76 each
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Product Image of Thermostat for 1/2" Holby Tempering Valve
Thermostat for 1/2" Holby Tempering Valve
SKU: HOL0500-THRMST
Holby
SKU: HOL0500-THRMST
Brand: Holby
$233.09 each
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Product Image of Bonnet for 1-1/4" Holby Tempering Valve
Bonnet for 1-1/4" Holby Tempering Valve
SKU: HOL1250-BONNET
Holby
SKU: HOL1250-BONNET
Brand: Holby
$161.99 each
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Product Image of MasterGuard 830, 3/4" x 1" Thermostatic Mixing Valve, High Capacity (Lead Free)
$1,452.62 each
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Product Image of 3/4" PEX Union HydroGuard Thermostatic Tempering Valve (90°- 160°F)
$320.19 each
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Product Image of 1/2" CPVC Aqua-Gard Thermostatic Mixing Valve (LF)
1/2" CPVC Aqua-Gard Thermostatic Mixing Valve (LF)
SKU: 12-ZW1070XLCPVC
Zurn
SKU: 12-ZW1070XLCPVC
Brand: Zurn
$297.99 each
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Product Image of 1/2" Inverted Flare Zone Valve, Linear, 3.2 Cv
$73.01 each
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Product Image of Piston for 3/4" Holby Tempering Valve
Piston for 3/4" Holby Tempering Valve
SKU: HOL0750-PISTON
Holby
SKU: HOL0750-PISTON
Brand: Holby
$97.17 each
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Product Image of 3/4" CPVC Union 5123 Mixing Valve (Low Lead)
$161.05 each
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Product Image of Gasket Set, 065B0003
Gasket Set, 065B0003
SKU: 065B0003
Danfoss
SKU: 065B0003
Brand: Danfoss
$60.17 each
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Product Image of 1/2" Union PEX Lead Free AMX Mixing Valve (90-130F)
$197.67 each
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Product Image of 3/4" 3-Way Inverted Flare PopTop Zone Valve 1.5 Cv (120V)
3/4" 3-Way Inverted Flare PopTop Zone Valve 1.5 Cv (120V)
SKU: VT3341G13B020
Erie
SKU: VT3341G13B020
Brand: Erie
$146.07 each
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Product Image of 1" Press Solar Thermostatic Mixing Valve w/ Check Valve (Lead Free)
$162.64 each
In Stock
Get 1 by Thu, Aug 20 - Fri, Aug 21
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Product Image of 1", 2 Way Setpoint I-Series Mixing Valve w/ Sensor
$550.21 each
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Product Image of 1/2" CPVC Union 5002 Heating Only Mixing Valve
1/2" CPVC Union 5002 Heating Only Mixing Valve
SKU: 5002-HX-B3
Taco
SKU: 5002-HX-B3
Brand: Taco
$151.65 each
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Product Image of 1/2", 2 Way Setpoint I-Series Mixing Valve w/ Sensor
1/2", 2 Way Setpoint I-Series Mixing Valve w/ Sensor
SKU: I050C2S-2
Taco
SKU: I050C2S-2
Brand: Taco
(1)
$526.97 each
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Product Image of MasterGuard 630, 3/4" X 1" Thermostatic Mixing Valve, High Capacity (Lead Free)
$1,474.20 each
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Product Image of 1/2" MIP x G1 Brass Union w/ Integral Check Valve (Lead Free)
$17.23 each
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