Skip to accessibility statement
Free shipping on orders over $99
●
Your Zip:
43230
ORDER STATUS
Your Zip:
43230
HELP
MENU
CONTACT & SUPPORT
Live Chat: Online Now
SIGN IN
0
CART
×
SIGN IN
Shop by Category
Plumbing
Heating
HVAC
Electrical
PEX
Fittings
Valves
Tools
Resources
Our Team
Account
Order History
Returns
Customer Support
Give Us Feedback
Tools
Reorder
Quick Order
Saved Carts
Lists
Resources
PEX Plumbing
PEX Tools
Radiant Heat
Boiler Room
Plumbing Supplies
Air Conditioning
Video Library
Project Calculators
Find Parts For Your Unit
Filter menu expanded
Filters
Hide Filters
5,231 items
Reset
SORT
Top Sellers
Default
Price ▲
Price ▼
Product Availability
–
Show In Stock Only</strong> Filter (2739)
Show
In Stock Only
(2739)
Brand
–
American Standard Filter (1)
American Standard (1)
Amtrol Filter (14)
Amtrol (14)
AO Smith Filter (1)
AO Smith (1)
Apollo Valves Filter (249)
Apollo Valves (249)
Argo Filter (1)
Argo (1)
Armstrong International Filter (4)
Armstrong International (4)
Armstrong Pumps Filter (1)
Armstrong Pumps (1)
Asco Filter (270)
Asco (270)
Asco RedHat Filter (439)
Asco RedHat (439)
Axiom Filter (1)
Axiom (1)
See More
Product Type
–
Accessory Filter (1)
Accessory (1)
Actuator Filter (15)
Actuator (15)
Adapter Kit Filter (2)
Adapter Kit (2)
Adapter Set Filter (12)
Adapter Set (12)
Air Eliminator Filter (186)
Air Eliminator (186)
Air Flow Switch Filter (2)
Air Flow Switch (2)
Air Scoop Filter (17)
Air Scoop (17)
Air Valve Filter (13)
Air Valve (13)
Air Vent Filter (9)
Air Vent (9)
Airtrol Fitting Filter (9)
Airtrol Fitting (9)
See More
Review Score
–
5 Filter (1010)
(1010)
4 Filter (138)
(138)
3 Filter (31)
(31)
2 Filter (7)
(7)
1 Filter (9)
(9)
Price Range
–
Under $1 Filter (2)
Under $1 (2)
$1 to $5 Filter (27)
$1 to $5 (27)
$5 to $10 Filter (28)
$5 to $10 (28)
$10 to $15 Filter (62)
$10 to $15 (62)
$15 to $20 Filter (88)
$15 to $20 (88)
$20 to $25 Filter (79)
$20 to $25 (79)
$25 to $30 Filter (34)
$25 to $30 (34)
$30 to $35 Filter (45)
$30 to $35 (45)
$35 to $40 Filter (55)
$35 to $40 (55)
$40 to $45 Filter (57)
$40 to $45 (57)
See More
Home
Heating Supplies & Parts
Relief Valves
Hydronic Valves, Controls & Parts
Hydronic Valves, Controls & Parts
5231 items
FILTER
Grid
List
Sort: Top Sellers
24487-0125 Compare Checkbox
Compare
2" E41 Threaded NPT Regulating Valve, 125 psi (LF)
SKU:
24487-0125
Cash-Acme
SKU:
24487-0125
Brand:
Cash-Acme
–
+
$1,699.99
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
381111P Compare Checkbox
Compare
RK2601 Repair Kit for R26 Series NC Refrigeration Solenoid Valves
SKU:
381111P
Parker Hannifin
SKU:
381111P
Brand:
Parker Hannifin
–
+
$146.76
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
302-096 Compare Checkbox
Compare
Valve Repair Kit for 8320 AC Series
SKU:
302-096
Asco
SKU:
302-096
Brand:
Asco
–
+
$188.64
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
1-NR3XLCPVC Compare Checkbox
Compare
1" Lead-Free Pressure Reducing Valve, CPVC Union x FNPT
SKU:
1-NR3XLCPVC
Zurn
SKU:
1-NR3XLCPVC
Brand:
Zurn
–
+
$241.48
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
VFA-42-BV Compare Checkbox
Compare
2/10 GPH VFA Water Flowmeter, Brass Valve
SKU:
VFA-42-BV
Dwyer
SKU:
VFA-42-BV
Brand:
Dwyer
–
+
$67.65
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
AM101-SB-1LF Compare Checkbox
Compare
3/4" Union Push Connect Mixing Valve, 3.9 Cv (Lead Free)
SKU:
AM101-SB-1LF
Resideo Braukmann
SKU:
AM101-SB-1LF
Brand:
Resideo Braukmann
–
+
$206.35
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
20FS4C2372AAF Compare Checkbox
Compare
1-1/4" Gold Ring Series 2-Way Normally Closed Pilot Operated Solenoid Valve (15 Cv)
SKU:
20FS4C2372AAF
Parker Hannifin
SKU:
20FS4C2372AAF
Brand:
Parker Hannifin
–
+
$831.52
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
117639 Compare Checkbox
Compare
CB-10F Circuit Setter Balance Valve, 10" (Flanged)
SKU:
117639
Bell & Gossett
SKU:
117639
Brand:
Bell & Gossett
–
+
$13,318.19
each
ADD TO CART
Add to List
Backorder
Get it by
Tue, Oct 20 - Thu, Nov 19
Backorder
Get it by
Tue, Oct 20 - Thu, Nov 19
Add to List
132639AFC Compare Checkbox
Compare
1" Sweat QuickSetter Balancing Valve w/ Flow Meter, 0.5 - 1.75 GPM (Lead Free)
SKU:
132639AFC
Caleffi
SKU:
132639AFC
Brand:
Caleffi
–
+
$300.57
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
4193-00 Compare Checkbox
Compare
1-1/8" ODF R47E259 Normally Open Refrigeration Solenoid Valve
SKU:
4193-00
Parker Hannifin
SKU:
4193-00
Brand:
Parker Hannifin
–
+
$666.72
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
HOLBY0500 Compare Checkbox
Compare
1/2" Bronze Thermostatic Tempering Valve
SKU:
HOLBY0500
Holby
SKU:
HOLBY0500
Brand:
Holby
(1)
–
+
$781.43
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
MBP-AB-100S100S01.00 Compare Checkbox
Compare
1" Sweat AB Automatic Flow Control Balancing Valve (1.00 GPM)
SKU:
MBP-AB-100S100S01.00
Macon Balancing
SKU:
MBP-AB-100S100S01.00
Brand:
Macon Balancing
–
+
$206.84
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
302-799 Compare Checkbox
Compare
Valve Repair Kit for 8030 Series
SKU:
302-799
Asco
SKU:
302-799
Brand:
Asco
–
+
$287.53
each
ADD TO CART
Add to List
In Stock
Get 1 by
Tue, Sep 22
In Stock
Get 1 by
Tue, Sep 22
Add to List
193B1539 Compare Checkbox
Compare
ESBE VRG141 Series 1-1/4" Sweat 4-Way Mixing & Diverting Valve (13.9 Cv)
SKU:
193B1539
Danfoss
SKU:
193B1539
Brand:
Danfoss
–
+
$256.01
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
LFLM496-2 Compare Checkbox
Compare
3/4" Union Sweat HydroGuard Thermostatic Tempering Valve (80°- 120°F)
SKU:
LFLM496-2
Powers
SKU:
LFLM496-2
Brand:
Powers
–
+
$274.98
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
10E23C2-R1021ER Compare Checkbox
Compare
Normally Closed Glycol Valve Repair Kit
SKU:
10E23C2-R1021ER
Parker Hannifin
SKU:
10E23C2-R1021ER
Brand:
Parker Hannifin
–
+
$134.98
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
CFPH05 Compare Checkbox
Compare
CFPH05 120V Gold Ring Coil
SKU:
CFPH05
Parker Hannifin
SKU:
CFPH05
Brand:
Parker Hannifin
–
+
$87.33
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
A166000 Compare Checkbox
Compare
SPRING,1.086ID,0.207WD
SKU:
A166000
Apollo Valves
SKU:
A166000
Brand:
Apollo Valves
–
+
$25.70
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
36CLF10301 Compare Checkbox
Compare
1/2" Single Union Bronze FNPT Pressure Reducing Valve
SKU:
36CLF10301
Apollo Valves
SKU:
36CLF10301
Brand:
Apollo Valves
–
+
$246.64
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
142281A Compare Checkbox
Compare
1-1/2" NPT Variable Orifice Low Lead Manual Balancing Valve (16.8 Cv)
SKU:
142281A
Caleffi
SKU:
142281A
Brand:
Caleffi
–
+
$278.22
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
521607A Compare Checkbox
Compare
1" PEX Crimp MIXCAL 3-Way Adjustable Thermostatic and Pressure Balanced Mixing Valve
SKU:
521607A
Caleffi
SKU:
521607A
Brand:
Caleffi
–
+
$234.79
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
034L0093 Compare Checkbox
Compare
1/2" ODF KVR12 Pressure Regulator with Access Port
SKU:
034L0093
Danfoss
SKU:
034L0093
Brand:
Danfoss
–
+
$154.01
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
25523 Compare Checkbox
Compare
HG 110-D , 3/4" FNPT Thermostatic Mixing Valve (Lead Free)
SKU:
25523
Cash-Acme
SKU:
25523
Brand:
Cash-Acme
–
+
$129.03
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
302-275 Compare Checkbox
Compare
Valve Repair Kit for 8210 AC Series
SKU:
302-275
Asco
SKU:
302-275
Brand:
Asco
–
+
$208.01
each
ADD TO CART
Add to List
In Stock
Get 1 by
Tue, Sep 22
In Stock
Get 1 by
Tue, Sep 22
Add to List
8551A117 Compare Checkbox
Compare
Spool Valve
SKU:
8551A117
Asco RedHat
SKU:
8551A117
Brand:
Asco RedHat
–
+
$262.99
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
306-631 Compare Checkbox
Compare
Valve Repair Kit for 8262 AC Series
SKU:
306-631
Asco
SKU:
306-631
Brand:
Asco
–
+
$153.95
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
16000500 Compare Checkbox
Compare
Mounting Kit for ARA600 Actuators
SKU:
16000500
Danfoss
SKU:
16000500
Brand:
Danfoss
–
+
$43.88
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
TM-420B-LF-DT-RF Compare Checkbox
Compare
3/4" FPT Inlet x 1" Outlet TM-420B-LF-DT-RF Next Generation High-Low Manifold System (1 to 49 GPM) (Lead Free) (RC)
SKU:
TM-420B-LF-DT-RF
Leonard
SKU:
TM-420B-LF-DT-RF
Brand:
Leonard
–
+
$3,269.77
each
ADD TO CART
Add to List
Backorder
Get it by
Tue, Oct 20 - Thu, Nov 19
Backorder
Get it by
Tue, Oct 20 - Thu, Nov 19
Add to List
302-037 Compare Checkbox
Compare
Valve Repair Kit for 8263 AC Series
SKU:
302-037
Asco
SKU:
302-037
Brand:
Asco
–
+
$272.28
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
VFA-4-SSV Compare Checkbox
Compare
1/10 SCFH VFA Air Flowmeter, Stainless Steel Valve
SKU:
VFA-4-SSV
Dwyer
SKU:
VFA-4-SSV
Brand:
Dwyer
–
+
$90.54
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
24530 Compare Checkbox
Compare
3/4" HG160 with SharkBite Connections
SKU:
24530
SharkBite
SKU:
24530
Brand:
SharkBite
–
+
$136.04
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
TDN250-FA Compare Checkbox
Compare
2-1/2" Spirotrap Drain Steel Dirt Separators with removable head (Flanged)
SKU:
TDN250-FA
Spirotherm
SKU:
TDN250-FA
Brand:
Spirotherm
–
+
$4,312.26
each
ADD TO CART
Add to List
Backorder
Get it by
Tue, Oct 20 - Thu, Nov 19
Backorder
Get it by
Tue, Oct 20 - Thu, Nov 19
Add to List
0121202 Compare Checkbox
Compare
1" LF5M3-Z6 Pressure Reducing Valve w/ Water Meter Thread Connections, Lead Free (MNPSM x FNPSH)
SKU:
0121202
Watts
SKU:
0121202
Brand:
Watts
–
+
$586.16
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
535980HA Compare Checkbox
Compare
1-1/2" Sweat Pressure Reducing Valve w/o Gauge (Low Lead, Pre-adjustable)
SKU:
535980HA
Caleffi
SKU:
535980HA
Brand:
Caleffi
(60)
–
+
$500.37
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
0121239 Compare Checkbox
Compare
1/2" LFTP300S Flow-Through Trap Primer, Lead Free (Solder)
SKU:
0121239
Watts
SKU:
0121239
Brand:
Watts
–
+
$211.46
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
I100C3S-1 Compare Checkbox
Compare
1", 3 Way Setpoint I-Series Mixing Valve (Sweat)
SKU:
I100C3S-1
Taco
SKU:
I100C3S-1
Brand:
Taco
–
+
$613.03
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
8344G70MO Compare Checkbox
Compare
1/4" NPT 4-Way Solenoid Valve (120VAC)
SKU:
8344G70MO
Asco RedHat
SKU:
8344G70MO
Brand:
Asco RedHat
–
+
$1,135.16
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
AFRV12 Compare Checkbox
Compare
12gpm Flow Regulator Valve, AFRV12
SKU:
AFRV12
ClimateMaster
SKU:
AFRV12
Brand:
ClimateMaster
–
+
$308.38
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
F121460 Compare Checkbox
Compare
1" LF140X-9 Lead Free Relief Valve w/ Flood Sensor Connectivity (150 psi)
SKU:
F121460
Watts
SKU:
F121460
Brand:
Watts
–
+
$1,020.32
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
132996A Compare Checkbox
Compare
2" Press QuickSetter Balancing Valve w/ Flow Meter, 12 to 50 GPM
SKU:
132996A
Caleffi
SKU:
132996A
Brand:
Caleffi
–
+
$604.09
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
MBP-AL-050F050F08.00 Compare Checkbox
Compare
1/2" FNPT AL Low Lead Automatic Flow Control Balancing Valve (8.00 GPM)
SKU:
MBP-AL-050F050F08.00
Macon Balancing
SKU:
MBP-AL-050F050F08.00
Brand:
Macon Balancing
–
+
$144.79
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
535991HA Compare Checkbox
Compare
2" Sweat Pressure Reducing Valve w/ Gauge (Low Lead, Pre-adjustable)
SKU:
535991HA
Caleffi
SKU:
535991HA
Brand:
Caleffi
(60)
–
+
$676.53
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
MBP-US-200S200S Compare Checkbox
Compare
2" Sweat US Pressure & Temperature Measuring Balancing Union with Drain
SKU:
MBP-US-200S200S
Macon Balancing
SKU:
MBP-US-200S200S
Brand:
Macon Balancing
–
+
$135.96
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
70393 Compare Checkbox
Compare
3/8" GP307 Normally Closed General Purpose Solenoid Valve (3.35 Cv)
SKU:
70393
Parker Hannifin
SKU:
70393
Brand:
Parker Hannifin
–
+
$263.52
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
V5013B1045 Compare Checkbox
Compare
6" Three-Way Flanged Globe Mixing Valve (360 Cv)
SKU:
V5013B1045
Honeywell
SKU:
V5013B1045
Brand:
Honeywell
(1)
–
+
$15,849.07
each
ADD TO CART
Add to List
In Stock
Get 1 by
Wed, Sep 23 - Fri, Sep 25
Total Available: 3
In Stock
Get 1 by
Wed, Sep 23 - Fri, Sep 25
Total Available: 3
Add to List
166600A Compare Checkbox
Compare
166 HydroMixer Dual Line w/ UPS15-58FC 3 Speed Pump on Right
SKU:
166600A
Caleffi
SKU:
166600A
Brand:
Caleffi
–
+
$1,537.81
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
463-1 Compare Checkbox
Compare
1/2" Tank Fitting with Drain & Shutoff Valve (FNPT x FNPT)
SKU:
463-1
Taco
SKU:
463-1
Brand:
Taco
–
+
$299.99
each
ADD TO CART
Add to List
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Backorder
Get it by
Mon, Oct 19 - Mon, Nov 16
Add to List
IFSH1BF-1 Compare Checkbox
Compare
1" High Current Brass Flow Switch w/ Flexible Paddles
SKU:
IFSH1BF-1
Taco
SKU:
IFSH1BF-1
Brand:
Taco
–
+
$222.76
each
ADD TO CART
Add to List
In Stock
Get 1 by
Wed, Sep 23
In Stock
Get 1 by
Wed, Sep 23
Add to List
1
...
74
75
76
...
109
Refresh
×
Video