Skip to accessibility statement
Free shipping on orders over $99
●
Your Zip:
43230
ORDER STATUS
Your Zip:
43230
HELP
MENU
CONTACT & SUPPORT
Live Chat Offline:
Email Us
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 (2704)
Show
In Stock Only
(2704)
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
23148 Compare Checkbox
Compare
EB-25 Cartridge Kit (1/2" to 1" Models)
SKU:
23148
Cash-Acme
SKU:
23148
Brand:
Cash-Acme
(4)
–
+
$105.72
each
ADD TO CART
Add to List
In Stock
Get 3 by
Thu, Sep 24
In Stock
Get 3 by
Thu, Sep 24
Add to List
F263MAP-V01C Compare Checkbox
Compare
1" Threaded Liquid Level Flow Switch with Nema 3R Enclosure
SKU:
F263MAP-V01C
Johnson Controls
SKU:
F263MAP-V01C
Brand:
Johnson Controls
(1)
–
+
$378.78
each
ADD TO CART
Add to List
In Stock
Get 2 by
Mon, Sep 21
Total Available: 24
In Stock
Get 2 by
Mon, Sep 21
Total Available: 24
Add to List
0121339 Compare Checkbox
Compare
3/4" LF10L-2, T & P Relief Valve, Lead Free - 150 psi
SKU:
0121339
Watts
SKU:
0121339
Brand:
Watts
–
+
$78.99
each
ADD TO CART
Add to List
In Stock
Get 4 by
Mon, Sep 21
Total Available: 12
In Stock
Get 4 by
Mon, Sep 21
Total Available: 12
Add to List
0121344 Compare Checkbox
Compare
LF100XL 3/4" Lead Free T & P Relief Valve (175 PSI, 210 F)
SKU:
0121344
Watts
SKU:
0121344
Brand:
Watts
(2)
–
+
$63.53
each
ADD TO CART
Add to List
In Stock
Get 1 by
Mon, Sep 21
Total Available: 28
In Stock
Get 1 by
Mon, Sep 21
Total Available: 28
Add to List
117107LF Compare Checkbox
Compare
CB-3 Circuit Setter Balance Valve, 3" (NPT)
SKU:
117107LF
Bell & Gossett
SKU:
117107LF
Brand:
Bell & Gossett
–
+
$836.97
each
ADD TO CART
Add to List
In Stock
Get 5 by
Mon, Sep 21
Total Available: 40
In Stock
Get 5 by
Mon, Sep 21
Total Available: 40
Add to List
24867 Compare Checkbox
Compare
HG110-HX , 3/4" Heatguard Thermostatic Mixing Valve w/ Sharkbite Connectors and Integral Checks (Lead Free)
SKU:
24867
SharkBite
SKU:
24867
Brand:
SharkBite
(1)
–
+
$101.59
each
ADD TO CART
Add to List
In Stock
Get 3 by
Mon, Sep 21
Total Available: 10
In Stock
Get 3 by
Mon, Sep 21
Total Available: 10
Add to List
170-LF Compare Checkbox
Compare
3/8" Compression 170-LF Exposed Thermostatic Mixing Valve for Faucets (.25 to 5 GPM)
SKU:
170-LF
Leonard
SKU:
170-LF
Brand:
Leonard
–
+
$154.84
each
ADD TO CART
Add to List
In Stock
Get 6 by
Mon, Sep 21
Total Available: 15
In Stock
Get 6 by
Mon, Sep 21
Total Available: 15
Add to List
K3A662V Compare Checkbox
Compare
1" Threaded Normally Closed 2-Way High Pressure Pilot Operated Gas Shutoff Valve (120V)
SKU:
K3A662V
Asco
SKU:
K3A662V
Brand:
Asco
–
+
$591.78
each
ADD TO CART
Add to List
In Stock
Get 2 by
Mon, Sep 21
Total Available: 16
In Stock
Get 2 by
Mon, Sep 21
Total Available: 16
Add to List
238710-006-D Compare Checkbox
Compare
24VDC Solenoid Valve Coil (11.6 Watts)
SKU:
238710-006-D
Asco
SKU:
238710-006-D
Brand:
Asco
–
+
$231.14
each
ADD TO CART
Add to List
In Stock
Get 7 by
Mon, Sep 21
Total Available: 40
In Stock
Get 7 by
Mon, Sep 21
Total Available: 40
Add to List
0559110 Compare Checkbox
Compare
3/4" LFL1170M2-UT Lead Free Threaded Lo-Temp Mixing Valve
SKU:
0559110
Watts
SKU:
0559110
Brand:
Watts
(3)
–
+
$344.68
each
ADD TO CART
Add to List
In Stock
Get 5 by
Mon, Sep 21
Total Available: 21
In Stock
Get 5 by
Mon, Sep 21
Total Available: 21
Add to List
K06U1085 Compare Checkbox
Compare
1" Union Kit for D05
SKU:
K06U1085
Resideo Braukmann
SKU:
K06U1085
Brand:
Resideo Braukmann
–
+
$44.76
each
ADD TO CART
Add to List
In Stock
Get 4 by
Mon, Sep 21
Total Available: 17
In Stock
Get 4 by
Mon, Sep 21
Total Available: 17
Add to List
V5013B1003 Compare Checkbox
Compare
2-1/2" Three-Way Flanged Globe Mixing Valve (63 Cv)
SKU:
V5013B1003
Honeywell
SKU:
V5013B1003
Brand:
Honeywell
(1)
–
+
$1,896.47
each
ADD TO CART
Add to List
In Stock
Get 1 by
Tue, Sep 22 - Thu, Sep 24
Total Available: 7
In Stock
Get 1 by
Tue, Sep 22 - Thu, Sep 24
Total Available: 7
Add to List
521400AC Compare Checkbox
Compare
1/2" Male NPT MIXCAL 3-Way Thermostatic Mixing Valve w/ Inlet Check Valves
SKU:
521400AC
Caleffi
SKU:
521400AC
Brand:
Caleffi
–
+
$169.80
each
ADD TO CART
Add to List
In Stock
Get 4 by
Tue, Sep 22
Total Available: 6
In Stock
Get 4 by
Tue, Sep 22
Total Available: 6
Add to List
MBP-MB-075RF075FH Compare Checkbox
Compare
3/4" FNPT MB Reduced Body Venturi Style Manual Balancing Valve, 1.3-4.0 GPM (5.9 Cv)
SKU:
MBP-MB-075RF075FH
Macon Balancing
SKU:
MBP-MB-075RF075FH
Brand:
Macon Balancing
–
+
$67.19
each
ADD TO CART
Add to List
In Stock
Get 8 by
Mon, Sep 21
Total Available: 25
In Stock
Get 8 by
Mon, Sep 21
Total Available: 25
Add to List
97627423 Compare Checkbox
Compare
UP-ZV Actuator w/ End Switch, Normally Closed, 24 VAC
SKU:
97627423
Grundfos
SKU:
97627423
Brand:
Grundfos
–
+
$254.47
each
ADD TO CART
Add to List
In Stock
Get 6 by
Mon, Sep 21
Total Available: 34
In Stock
Get 6 by
Mon, Sep 21
Total Available: 34
Add to List
HS-SWEAT-104 Compare Checkbox
Compare
1-1/2" Union Sweat Adapters (Pair), HS-SWEAT-104
SKU:
HS-SWEAT-104
Resideo
SKU:
HS-SWEAT-104
Brand:
Resideo
–
+
$32.53
each
ADD TO CART
Add to List
In Stock
Get 5 by
Mon, Sep 21
Total Available: 24
In Stock
Get 5 by
Mon, Sep 21
Total Available: 24
Add to List
CKU-102 Compare Checkbox
Compare
Key Air Valve
SKU:
CKU-102
Matco-Norca
SKU:
CKU-102
Brand:
Matco-Norca
–
+
$3.51
each
ADD TO CART
Add to List
In Stock
Get 64 by
Mon, Sep 21
Total Available: 74
In Stock
Get 64 by
Mon, Sep 21
Total Available: 74
Add to List
12F25C2148ACFPH15 Compare Checkbox
Compare
3/4" Gold Ring Series 2-Way Normally Closed Pilot Operated Solenoid Valve (7.4 Cv)
SKU:
12F25C2148ACFPH15
Parker Hannifin
SKU:
12F25C2148ACFPH15
Brand:
Parker Hannifin
–
+
$408.30
each
ADD TO CART
Add to List
In Stock
Get 3 by
Mon, Sep 21
Total Available: 15
In Stock
Get 3 by
Mon, Sep 21
Total Available: 15
Add to List
0346045 Compare Checkbox
Compare
415M1-015 3/4" Steam Safety Relief Valve (Brass)
SKU:
0346045
Watts
SKU:
0346045
Brand:
Watts
–
+
$120.47
each
ADD TO CART
Add to List
In Stock
Get 3 by
Mon, Sep 21
Total Available: 11
In Stock
Get 3 by
Mon, Sep 21
Total Available: 11
Add to List
PVA16M-SUSW-60 Compare Checkbox
Compare
3/4" EB45 Single Union Sweat Pressure Regulating Valve, Metal Top (Lead Free)
SKU:
PVA16M-SUSW-60
Cash-Acme
SKU:
PVA16M-SUSW-60
Brand:
Cash-Acme
–
+
$72.44
each
ADD TO CART
Add to List
In Stock
Get 10 by
Mon, Sep 21
Total Available: 11
In Stock
Get 10 by
Mon, Sep 21
Total Available: 11
Add to List
34-NR3XLDUC Compare Checkbox
Compare
3/4" Water Pressure Reducing Valve (Union FNPT) w/ Copper Sweat Tailpieces
SKU:
34-NR3XLDUC
Zurn
SKU:
34-NR3XLDUC
Brand:
Zurn
(2)
–
+
$232.99
each
ADD TO CART
Add to List
In Stock
Get 4 by
Mon, Sep 21
Total Available: 148
In Stock
Get 4 by
Mon, Sep 21
Total Available: 148
Add to List
302283 Compare Checkbox
Compare
Valve Rebuild Kit for 5JC40, 5JC42, 5JC44, 5JC64
SKU:
302283
Asco
SKU:
302283
Brand:
Asco
–
+
$362.27
each
ADD TO CART
Add to List
In Stock
Get 7 by
Mon, Sep 21
Total Available: 27
In Stock
Get 7 by
Mon, Sep 21
Total Available: 27
Add to List
17354-0150 Compare Checkbox
Compare
1" FVX-8L Commercial T&P Relief Valve (Female Inlet)
SKU:
17354-0150
Cash-Acme
SKU:
17354-0150
Brand:
Cash-Acme
–
+
$520.09
each
ADD TO CART
Add to List
In Stock
Get 3 by
Mon, Sep 21
Total Available: 7
In Stock
Get 3 by
Mon, Sep 21
Total Available: 7
Add to List
5004-C3-G Compare Checkbox
Compare
1" Sweat Union 5004 Mixing Valve w/ Gauge (Low Lead)
SKU:
5004-C3-G
Taco
SKU:
5004-C3-G
Brand:
Taco
–
+
$203.16
each
ADD TO CART
Add to List
In Stock
Get 2 by
Mon, Sep 21
Total Available: 42
In Stock
Get 2 by
Mon, Sep 21
Total Available: 42
Add to List
V4295A1056 Compare Checkbox
Compare
Solenoid, Normally Closed Gas Valve, 1-1/2" NPT Pipe Size (2 PSI)
SKU:
V4295A1056
Honeywell
SKU:
V4295A1056
Brand:
Honeywell
(1)
–
+
$518.77
each
ADD TO CART
Add to List
In Stock
Get 2 by
Mon, Sep 21
Total Available: 18
In Stock
Get 2 by
Mon, Sep 21
Total Available: 18
Add to List
1060515 Compare Checkbox
Compare
1" FNPT RVW60 2,728,000 BTU Bronze Hot Water Relief Valve, 75 PSIG
SKU:
1060515
Apollo Valves
SKU:
1060515
Brand:
Apollo Valves
–
+
$278.17
each
ADD TO CART
Add to List
In Stock
Get 1 by
Mon, Sep 21
Total Available: 7
In Stock
Get 1 by
Mon, Sep 21
Total Available: 7
Add to List
NA545355 Compare Checkbox
Compare
3/4" DIRTMAG - Dirt Separator with Magnet & Isolation Valves (Union NPT)
SKU:
NA545355
Caleffi
SKU:
NA545355
Brand:
Caleffi
–
+
$233.73
each
ADD TO CART
Add to List
In Stock
Get 1 by
Mon, Sep 21
Total Available: 6
In Stock
Get 1 by
Mon, Sep 21
Total Available: 6
Add to List
MX150-RP Compare Checkbox
Compare
1-1/2" Replacement Gasket Kit for MX129 Mixing Valve (Pack of 3)
SKU:
MX150-RP
Resideo Braukmann
SKU:
MX150-RP
Brand:
Resideo Braukmann
–
+
$33.76
each
ADD TO CART
Add to List
In Stock
Get 15 by
Tue, Sep 22
Total Available: 19
In Stock
Get 15 by
Tue, Sep 22
Total Available: 19
Add to List
VDX-100-FTM Compare Checkbox
Compare
1" Spirovent 1 IPS Jr. Air Eliminator
SKU:
VDX-100-FTM
Spirotherm
SKU:
VDX-100-FTM
Brand:
Spirotherm
–
+
$474.39
each
ADD TO CART
Add to List
In Stock
Get 3 by
Mon, Sep 21
Total Available: 7
In Stock
Get 3 by
Mon, Sep 21
Total Available: 7
Add to List
0009801 Compare Checkbox
Compare
1-1/4 LFN45B-DU-S Water Pressure Reducing Valve, Lead Free (Double Union Sweat), 25-75 psi
SKU:
0009801
Watts
SKU:
0009801
Brand:
Watts
–
+
$635.13
each
ADD TO CART
Add to List
In Stock
Get 10 by
Tue, Sep 22 - Wed, Sep 23
In Stock
Get 10 by
Tue, Sep 22 - Wed, Sep 23
Add to List
S261XBODY Compare Checkbox
Compare
1/2" Temptrol Pressure Balancing Tub/Shower Valve Body With Volume Control and Easy Service Stops
SKU:
S261XBODY
Symmons
SKU:
S261XBODY
Brand:
Symmons
(1)
–
+
$107.17
each
ADD TO CART
Add to List
In Stock
Get 2 by
Mon, Sep 21
Total Available: 10
In Stock
Get 2 by
Mon, Sep 21
Total Available: 10
Add to List
NA29284 Compare Checkbox
Compare
1/2" NPT Male Air Vent Shut-Off, 150 PSI
SKU:
NA29284
Caleffi
SKU:
NA29284
Brand:
Caleffi
–
+
$59.89
each
ADD TO CART
Add to List
In Stock
Get 3 by
Mon, Sep 21
Total Available: 15
In Stock
Get 3 by
Mon, Sep 21
Total Available: 15
Add to List
I075C3S-1 Compare Checkbox
Compare
3/4", 3 Way Setpoint I-Series Mixing Valve (Sweat)
SKU:
I075C3S-1
Taco
SKU:
I075C3S-1
Brand:
Taco
–
+
$575.66
each
ADD TO CART
Add to List
In Stock
Get 4 by
Mon, Sep 21
Total Available: 23
In Stock
Get 4 by
Mon, Sep 21
Total Available: 23
Add to List
311931 Compare Checkbox
Compare
MKC-2 CAM 24VDC Coil w/ Junction Box
SKU:
311931
Sporlan
SKU:
311931
Brand:
Sporlan
–
+
$177.14
each
ADD TO CART
Add to List
In Stock
Get 2 by
Mon, Sep 21
Total Available: 10
In Stock
Get 2 by
Mon, Sep 21
Total Available: 10
Add to List
0559117 Compare Checkbox
Compare
3/4" LFMMVM1 PEX Crimp Lead Free Mixing Valve
SKU:
0559117
Watts
SKU:
0559117
Brand:
Watts
–
+
$164.54
each
ADD TO CART
Add to List
In Stock
Get 1 by
Mon, Sep 21
Total Available: 6
In Stock
Get 1 by
Mon, Sep 21
Total Available: 6
Add to List
PVU125 Compare Checkbox
Compare
1-1/4" NPT Supervent Air Eliminator, PVU125
SKU:
PVU125
Resideo
SKU:
PVU125
Brand:
Resideo
–
+
$207.96
each
ADD TO CART
Add to List
In Stock
Get 1 by
Mon, Sep 21
Total Available: 3
In Stock
Get 1 by
Mon, Sep 21
Total Available: 3
Add to List
S262SH02N3GJ7 Compare Checkbox
Compare
1-1/4" NPT 2-Way Normally Open Gas Vent Valve (1,710,000 BTU)
SKU:
S262SH02N3GJ7
Asco RedHat
SKU:
S262SH02N3GJ7
Brand:
Asco RedHat
–
+
$815.09
each
ADD TO CART
Add to List
In Stock
Get 1 by
Mon, Sep 21
Total Available: 17
In Stock
Get 1 by
Mon, Sep 21
Total Available: 17
Add to List
S261SH02N3JK4 Compare Checkbox
Compare
2" Threaded Normally Closed 2-Way Pilot Operated Gas Shutoff Valve (120V)
SKU:
S261SH02N3JK4
Asco RedHat
SKU:
S261SH02N3JK4
Brand:
Asco RedHat
–
+
$1,454.38
each
ADD TO CART
Add to List
In Stock
Get 3 by
Mon, Sep 21
Total Available: 44
In Stock
Get 3 by
Mon, Sep 21
Total Available: 44
Add to List
183002 Compare Checkbox
Compare
3/8" ODF Inlet Strainer
SKU:
183002
Sporlan
SKU:
183002
Brand:
Sporlan
–
+
$21.35
each
ADD TO CART
Add to List
In Stock
Get 4 by
Mon, Sep 21
Total Available: 23
In Stock
Get 4 by
Mon, Sep 21
Total Available: 23
Add to List
10512S30 Compare Checkbox
Compare
1/2" MNPT x 1/2" FNPT RVS52 232 LBS/HR Steam Safety Relief Valve (30 psi)
SKU:
10512S30
Apollo Valves
SKU:
10512S30
Brand:
Apollo Valves
–
+
$83.98
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
114-NR3XLDU Compare Checkbox
Compare
1-1/4" Lead Free FNPT Double Union Pressure Reducing Valve
SKU:
114-NR3XLDU
Zurn
SKU:
114-NR3XLDU
Brand:
Zurn
(2)
–
+
$666.99
each
ADD TO CART
Add to List
In Stock
Get 2 by
Mon, Sep 21
Total Available: 8
In Stock
Get 2 by
Mon, Sep 21
Total Available: 8
Add to List
CONTROL-REV-SET Compare Checkbox
Compare
Thermostatic Control Valve Set - Standard Reverse Angle
SKU:
CONTROL-REV-SET
Runtal
SKU:
CONTROL-REV-SET
Brand:
Runtal
–
+
$152.35
each
ADD TO CART
Add to List
In Stock
Get 1 by
Thu, Sep 24
In Stock
Get 1 by
Thu, Sep 24
Add to List
548098A Compare Checkbox
Compare
1-1/2" Sweat Union Hydro Separator
SKU:
548098A
Caleffi
SKU:
548098A
Brand:
Caleffi
–
+
$715.28
each
ADD TO CART
Add to List
In Stock
Get 2 by
Mon, Sep 21
Total Available: 11
In Stock
Get 2 by
Mon, Sep 21
Total Available: 11
Add to List
066019 Compare Checkbox
Compare
Solenoid Multi-Purpose Tool
SKU:
066019
Emerson Flow Controls
SKU:
066019
Brand:
Emerson Flow Controls
–
+
$119.09
each
ADD TO CART
Add to List
In Stock
Get 4 by
Mon, Sep 21
Total Available: 11
In Stock
Get 4 by
Mon, Sep 21
Total Available: 11
Add to List
1061434 Compare Checkbox
Compare
3/4" FNPT x 1" FNPT RVW61 3,655,000 BTU Bronze Hot Water Relief Valve (150 psi)
SKU:
1061434
Apollo Valves
SKU:
1061434
Brand:
Apollo Valves
–
+
$224.25
each
ADD TO CART
Add to List
In Stock
Get 3 by
Mon, Sep 21
Total Available: 15
In Stock
Get 3 by
Mon, Sep 21
Total Available: 15
Add to List
8262H202-480V Compare Checkbox
Compare
1/4" Normally Closed Solenoid Valve, .52 CV (480V)
SKU:
8262H202-480V
Asco RedHat
SKU:
8262H202-480V
Brand:
Asco RedHat
–
+
$125.08
each
ADD TO CART
Add to List
In Stock
Get 3 by
Mon, Sep 21
Total Available: 10
In Stock
Get 3 by
Mon, Sep 21
Total Available: 10
Add to List
034L0043 Compare Checkbox
Compare
1/2" ODF KVL12 Pressure Regulator
SKU:
034L0043
Danfoss
SKU:
034L0043
Brand:
Danfoss
–
+
$137.82
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
132559AFC Compare Checkbox
Compare
3/4" Sweat QuickSetter Balancing Valve w/ Flow Meter, 2.0 to 7.0 GPM (Lead Free)
SKU:
132559AFC
Caleffi
SKU:
132559AFC
Brand:
Caleffi
–
+
$223.16
each
ADD TO CART
Add to List
In Stock
Get 5 by
Mon, Sep 21
Total Available: 27
In Stock
Get 5 by
Mon, Sep 21
Total Available: 27
Add to List
1
...
26
27
28
...
109
Refresh
×
Video