Apply to be a TradeMaster!
Filter menu expanded

Filters

5,231 items
Reset

SORT

Product Availability

Show In Stock Only (2748)

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 (186)
Air Flow Switch (2)
Air Scoop (17)
Air Valve (13)
Air Vent (9)
Airtrol Fitting (9)

Review Score

(1010)
(138)
(31)
(7)
(9)

Price Range

Under $1 (2)
$1 to $5 (27)
$5 to $10 (28)
$10 to $15 (62)
$15 to $20 (88)
$20 to $25 (79)
$25 to $30 (34)
$30 to $35 (45)
$35 to $40 (55)
$40 to $45 (57)

Hydronic Valves, Controls & Parts

5231 items
Grid
List
Compare
Product Image of 1-1/4" LFN45B NPT Thread x FNPT LFN45B Water Pressure Reducing Valve, 25-75 psi (Lead Free)
1-1/4" LFN45B NPT Thread x FNPT LFN45B Water Pressure Reducing Valve, 25-75 psi (Lead Free)
SKU: 0009503
Watts
SKU: 0009503
Brand: Watts
$667.39 each
In Stock
Get 7 by Mon, Sep 21
In Stock
Get 7 by Mon, Sep 21
Compare
Product Image of 3/4" Brass 3-Way Mixing Valve
3/4" Brass 3-Way Mixing Valve
SKU: 710
Tekmar
SKU: 710
Brand: Tekmar
(5)
$215.04 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of 1/2" Union FNPT x FNPT Backflow and Fast Fill Pressure Regulator, 35603BFTT
$320.04 each
Out of Stock
Get it by Mon, Oct 5 - Mon, Oct 12
Out of Stock
Get it by Mon, Oct 5 - Mon, Oct 12
Compare
Product Image of PKC-2-120 Solenoid Coil for Normally Closed Refrigeration Solenoid Valves (120 VAC)
$76.80 each
In Stock
Get 68 by Mon, Sep 21
In Stock
Get 68 by Mon, Sep 21
Compare
Product Image of 1-1/4" Gas Solenoid Blocking Valve (1,793,250 BTU)
$981.12 each
In Stock
Get 4 by Mon, Sep 21
In Stock
Get 4 by Mon, Sep 21
Compare
Product Image of 1-1/4" Aluminum Solenoid Air Valve, 1,730,000 BtuH Max, 32 Cv (12 VDC)
$594.16 each
In Stock
Get 2 by Mon, Sep 21
In Stock
Get 2 by Mon, Sep 21
Compare
Product Image of 3/8" Three-Way Unitary Mixing Valve (1.6 Cv)
$310.06 each
In Stock
Get 5 by Mon, Sep 21
In Stock
Get 5 by Mon, Sep 21
Compare
Product Image of 1" FNPT x 1-1/4" FNPT RVW61 5,011,000 BTU Bronze Hot Water Relief Valve (125 psi)
$279.99 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of 3/4" PEX Crimp Brass Thermostatic Mixing Valve w/ Check Valve (Lead Free)
$165.30 each
In Stock
Get 2 by Mon, Sep 21
In Stock
Get 2 by Mon, Sep 21
Compare
Product Image of 1/2" NPT Pipe Size Solenoid, Normally Closed Gas Valve, 2 psi rated
$200.42 each
In Stock
Get 5 by Mon, Sep 21
In Stock
Get 5 by Mon, Sep 21
Compare
Product Image of 1" 2-Way Normally Closed Gas Solenoid Blocking Valve (1,119,000 BTU)
$749.56 each
In Stock
Get 5 by Mon, Sep 21
In Stock
Get 5 by Mon, Sep 21
Compare
Product Image of 2" Union Sweat Adapters (Pair), HS-SWEAT-105
2" Union Sweat Adapters (Pair), HS-SWEAT-105
SKU: HS-SWEAT-105
Resideo
SKU: HS-SWEAT-105
Brand: Resideo
$109.48 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of 1" PEX Crimp LFRC105 Water Pressure Reducing Valve (Lead Free)
$130.64 each
In Stock
Get 12 by Thu, Sep 24
In Stock
Get 12 by Thu, Sep 24
Compare
Product Image of 1-1/4" NPTF Hydraulic Separator
1-1/4" NPTF Hydraulic Separator
SKU: ZHS-125
Zilmet
SKU: ZHS-125
Brand: Zilmet
$313.27 each
In Stock
Get 61 by Thu, Sep 24 - Fri, Sep 25
In Stock
Get 61 by Thu, Sep 24 - Fri, Sep 25
Compare
Product Image of 1-1/2" FNPT x 2" FNPT RVW61 7,531,000 BTU Bronze Hot Water Relief Valve (75 psi)
$688.95 each
In Stock
Get 1 by Mon, Sep 21
In Stock
Get 1 by Mon, Sep 21
Compare
Product Image of HG135, 3/8" Compression Thermostatic Mixing Valve (Lead Free)
$83.09 each
In Stock
Get 2 by Mon, Sep 21
In Stock
Get 2 by Mon, Sep 21
Compare
Product Image of 1/2" Union PEX Lead Free Mixing Valve (70-Degree to 120-Degree (F))
$167.04 each
In Stock
Get 41 by Mon, Sep 21
In Stock
Get 41 by Mon, Sep 21
Compare
Product Image of #43-M 1/4" Vertical Radiator Steam Vent (Straight Shank)
$24.08 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of 3/4" Double Union Sweat LFN45BM1-DU-S Water Pressure Reducing Valve, 25-75 psi (Lead Free)
$229.34 each
In Stock
Get 1 by Mon, Sep 21
In Stock
Get 1 by Mon, Sep 21
Compare
Product Image of 1" NPT 2-Way Solenoid Valve, 13.5 CV (120/60VAC)
$871.28 each
In Stock
Get 10 by Tue, Sep 22
In Stock
Get 10 by Tue, Sep 22
Compare
Product Image of MKC-2 120V Coil w/ Conduit Box
MKC-2 120V Coil w/ Conduit Box
SKU: 311450
Sporlan
SKU: 311450
Brand: Sporlan
$143.28 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of Mixing Valve Repair Kit, For AMX Series Valves, 90-130F
$78.49 each
In Stock
Get 2 by Mon, Sep 21
In Stock
Get 2 by Mon, Sep 21
Compare
Product Image of 1" Press Differential Pressure By-Pass Valve
$110.82 each
In Stock
Get 1 by Mon, Sep 21
In Stock
Get 1 by Mon, Sep 21
Compare
Product Image of 3/4" NPT Male Union for 5120 Water Temperature Mixing Valve with Gauge (Set of 3)
$39.26 each
In Stock
Get 1 by Thu, Sep 24
In Stock
Get 1 by Thu, Sep 24
Compare
Product Image of ORI-6 65/225H 5/8" ODF Solder Head Pressure Control Valve w/ 40 Mesh Insertable Strainer (65/225 psi)
$509.24 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of 1" Union Nut
1" Union Nut
SKU: F61008
Caleffi
SKU: F61008
Brand: Caleffi
$4.05 each
In Stock
Get 1 by Thu, Sep 24
In Stock
Get 1 by Thu, Sep 24
Compare
Product Image of OMKC-2 JAM 120V Coil w/ Junction Box
$126.29 each
In Stock
Get 2 by Mon, Sep 21
In Stock
Get 2 by Mon, Sep 21
Compare
Product Image of T-443NL, 1" Flare x FNPT Forged Brass Ball-Type Meter Valve (Lead Free)
$68.93 each
In Stock
Get 8 by Thu, Sep 24
In Stock
Get 8 by Thu, Sep 24
Compare
Product Image of 1/2" Normally Closed Solenoid Valve, 4 CV (120v)
$224.09 each
In Stock
Get 4 by Mon, Sep 21
In Stock
Get 4 by Mon, Sep 21
Compare
Product Image of 1" Normally Closed Solenoid Valve, 13 CV (24 AC)
$460.03 each
In Stock
Get 1 by Mon, Sep 21
In Stock
Get 1 by Mon, Sep 21
Compare
Product Image of 1" Normally Closed Solenoid Valve, 13 CV (120v) (Lead Free)
$544.02 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of 3/4" NPT Female DISCAL Air Separator
3/4" NPT Female DISCAL Air Separator
SKU: 551003A
Caleffi
SKU: 551003A
Brand: Caleffi
(2)
$116.32 each
In Stock
Get 8 by Mon, Sep 21
In Stock
Get 8 by Mon, Sep 21
Compare
Product Image of 2" 3-Way Mixing Valve, -15 to 230°F, 46.8 Cv (Female Threaded)
$381.58 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of 1-1/4" 3-Way Brass Mixing Valve Body, Female x Female (16 Cv)
$341.26 each
Backorder
Get it by Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by Mon, Oct 19 - Mon, Nov 16
Compare
Product Image of Repack Kit for V5011N and V5013N
Repack Kit for V5011N and V5013N
SKU: 0901787A
Honeywell
SKU: 0901787A
Brand: Honeywell
(1)
$137.99 each
In Stock
Get 1 by Mon, Sep 21
In Stock
Get 1 by Mon, Sep 21
Compare
Product Image of 3" Flanged Hydraulic Separator, HYDROSEP-107-F
3" Flanged Hydraulic Separator, HYDROSEP-107-F
SKU: HYDROSEP-107-F
Resideo
SKU: HYDROSEP-107-F
Brand: Resideo
$2,722.87 each
In Stock
Get 3 by Tue, Sep 22 - Thu, Sep 24
In Stock
Get 3 by Tue, Sep 22 - Thu, Sep 24
Compare
Product Image of 1-1/2" 3-Way Mixing Valve Body, Female x Female (25 Cv)
$415.46 each
In Stock
Get 1 by Mon, Sep 21
In Stock
Get 1 by Mon, Sep 21
Compare
Product Image of 1" Thermal Mixing Valve with Union
$159.75 each
In Stock
Get 4 by Mon, Sep 21
In Stock
Get 4 by Mon, Sep 21
Compare
Product Image of 3/4" Solder Tailpiece Kit for ESBE VTA Thermostatic Valves (Pack of 3)
$66.66 each
In Stock
Get 1 by Mon, Sep 21
In Stock
Get 1 by Mon, Sep 21
Compare
Product Image of 1-1/2" NPT Normally Closed 2-Way Hot Water/Steam Solenoid Valve (120/60AC)
$978.55 each
In Stock
Get 2 by Mon, Sep 21
In Stock
Get 2 by Mon, Sep 21
Compare
Product Image of 1-1/4" Sweat STVL Balancing Valve
1-1/4" Sweat STVL Balancing Valve
SKU: MB-STVL-1-1-4
Macon Balancing
SKU: MB-STVL-1-1-4
$135.93 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of Electric Actuator 200 Torque (115V)
$703.99 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of OMKC-2 DUAL 120V/208-240V Coil w/ Junction Box
$159.58 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21
Compare
Product Image of 1-1/4" NPT 3-Way High-Flow Thermostatic Mixing Valve, 7.6 Cv (Lead Free)
$1,219.66 each
In Stock
Get 2 by Mon, Sep 21
In Stock
Get 2 by Mon, Sep 21
Compare
Product Image of 1/2" ODF ME6S140-HP Normally Closed Solenoid Valve Less Coil
$233.70 each
Backorder
Get it by Mon, Oct 12 - Mon, Oct 19
Backorder
Get it by Mon, Oct 12 - Mon, Oct 19
Compare
Product Image of 1" Sweat Thermostatic Mixing Valve w/ Check Valve (Lead Free)
$131.25 each
In Stock
Get 4 by Mon, Sep 21
In Stock
Get 4 by Mon, Sep 21
Compare
Product Image of 1-1/2" Normally Open Solenoid Valve, 22.5 CV (120v)
$968.24 each
In Stock
Get 1 by Mon, Sep 21
In Stock
Get 1 by Mon, Sep 21
Compare
Product Image of #10 Manual Coin Vent
#10 Manual Coin Vent
SKU: 10-JACOBUS
Jacobus - Maid O Mist
SKU: 10-JACOBUS
(1)
$14.88 each
In Stock
Get 3 by Mon, Sep 21
In Stock
Get 3 by Mon, Sep 21