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
7,578 items
Reset
SORT
Top Sellers
Default
Price ▲
Price ▼
Product Availability
–
Show In Stock Only</strong> Filter (4699)
Show
In Stock Only
(4699)
Brand
–
American Standard Filter (14)
American Standard (14)
AO Smith Filter (8)
AO Smith (8)
Apollo Valves Filter (547)
Apollo Valves (547)
Axiom Filter (1)
Axiom (1)
AY McDonald Filter (8)
AY McDonald (8)
Barber Colman Filter (14)
Barber Colman (14)
Barnes & Jones Filter (2)
Barnes & Jones (2)
Bell & Gossett Filter (8)
Bell & Gossett (8)
Bluefin Filter (414)
Bluefin (414)
Bonomi Filter (59)
Bonomi (59)
See More
Product Type
–
1st Check Repair Filter (1)
1st Check Repair (1)
1st Check Repair Kit Filter (24)
1st Check Repair Kit (24)
1st or 2nd Check Repair Kit Filter (7)
1st or 2nd Check Repair Kit (7)
2nd Check Repair Kit Filter (27)
2nd Check Repair Kit (27)
Accessory Filter (5)
Accessory (5)
Actuator Filter (5)
Actuator (5)
Actuator Assembly Filter (1)
Actuator Assembly (1)
Adapter Filter (13)
Adapter (13)
Adapter Kit Filter (1)
Adapter Kit (1)
Adapter Ring Filter (12)
Adapter Ring (12)
See More
Review Score
–
5 Filter (1998)
(1998)
4 Filter (388)
(388)
3 Filter (82)
(82)
2 Filter (21)
(21)
1 Filter (44)
(44)
Price Range
–
Under $1 Filter (31)
Under $1 (31)
$1 to $5 Filter (169)
$1 to $5 (169)
$5 to $10 Filter (404)
$5 to $10 (404)
$10 to $15 Filter (337)
$10 to $15 (337)
$15 to $20 Filter (331)
$15 to $20 (331)
$20 to $25 Filter (275)
$20 to $25 (275)
$25 to $30 Filter (261)
$25 to $30 (261)
$30 to $35 Filter (225)
$30 to $35 (225)
$35 to $40 Filter (182)
$35 to $40 (182)
$40 to $45 Filter (207)
$40 to $45 (207)
See More
Home
Plumbing Supplies
Valves
Valves
Valves
7578 items
FILTER
Grid
List
Sort: Top Sellers
0125585 Compare Checkbox
Compare
3/4" LFBRVM1 PEX Crimp x PEX Crimp x Barb Combination Ball Valve and Relief Valve, 125 PSI (Lead Free)
SKU:
0125585
Watts
SKU:
0125585
Brand:
Watts
–
+
$109.65
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0036540 Compare Checkbox
Compare
2-1/2" CSM-81 Flow Monitor (Flanged)
SKU:
0036540
Watts
SKU:
0036540
Brand:
Watts
–
+
$1,287.98
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0062098 Compare Checkbox
Compare
1/4" Bronze RPZ (009QT)
SKU:
0062098
Watts
SKU:
0062098
Brand:
Watts
(75)
–
+
$541.78
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0111510 Compare Checkbox
Compare
2-1/2" 757 Double Check Detector Assembly with OSY Shutoff Valves (757-OSY)
SKU:
0111510
Watts
SKU:
0111510
Brand:
Watts
–
+
$4,050.98
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0111838 Compare Checkbox
Compare
3" 757DCDA Double Check Detector Assembly with OSY Shutoff Valves w/o Meter (757DCDA-OSY-LM)
SKU:
0111838
Watts
SKU:
0111838
Brand:
Watts
–
+
$5,705.85
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0111514 Compare Checkbox
Compare
8" 757 Double Check Detector Assembly with OSY Shutoff Valves (757-OSY)
SKU:
0111514
Watts
SKU:
0111514
Brand:
Watts
–
+
$13,212.12
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0111522 Compare Checkbox
Compare
2-1/2" 757 Double Check Detector Assembly with NRS Shutoff Valves (757-NRS)
SKU:
0111522
Watts
SKU:
0111522
Brand:
Watts
–
+
$3,838.99
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0111552 Compare Checkbox
Compare
4" 757 Double Check Detector Assembly (OSY-GPM)
SKU:
0111552
Watts
SKU:
0111552
Brand:
Watts
–
+
$6,787.46
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0036541 Compare Checkbox
Compare
3" CSM-81 Flow Monitor (Flanged)
SKU:
0036541
Watts
SKU:
0036541
Brand:
Watts
–
+
$1,897.94
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0004804 Compare Checkbox
Compare
KA2-A Retrofit Installation Kit
SKU:
0004804
Watts
SKU:
0004804
Brand:
Watts
–
+
$179.04
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0683113 Compare Checkbox
Compare
6" Configurable Design Double Check Valve Assembly (Lead Free)
SKU:
0683113
Febco
SKU:
0683113
Brand:
Febco
–
+
$6,634.97
each
ADD TO CART
Add to List
Out of Stock
Get it by
Thu, Nov 19 - Tue, Dec 1
Out of Stock
Get it by
Thu, Nov 19 - Tue, Dec 1
Add to List
0794150 Compare Checkbox
Compare
4" to 10" Lead Free Backflow Repair Kit for Series 909-RV
SKU:
0794150
Watts
SKU:
0794150
Brand:
Watts
–
+
$459.08
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0789542 Compare Checkbox
Compare
SXI-HK-1A Stem Extension Kit for 1/4" to 1/2" LFFBV-3C/3CM1/G2 Ball Valves
SKU:
0789542
Watts
SKU:
0789542
Brand:
Watts
–
+
$20.10
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0792019 Compare Checkbox
Compare
1-1/4" Lead Free 800M4FR Freeze Resistant Anti-Siphon Vacuum Breaker
SKU:
0792019
Watts
SKU:
0792019
Brand:
Watts
(22)
–
+
$1,092.70
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0856701 Compare Checkbox
Compare
3/4" iDROSET CSD Flow Measurement & Balancing Valve (FNPT)
SKU:
0856701
Watts
SKU:
0856701
Brand:
Watts
–
+
$206.89
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0794103 Compare Checkbox
Compare
6" Lead Free Second Check Backflow Repair Kit for Series 909
SKU:
0794103
Watts
SKU:
0794103
Brand:
Watts
–
+
$2,289.59
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0794106 Compare Checkbox
Compare
Seat Kit for 2-1/2" & 3" 909 RPZ
SKU:
0794106
Watts
SKU:
0794106
Brand:
Watts
–
+
$347.18
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0525361 Compare Checkbox
Compare
3" Wafer Style Butterfly Valve (DBF04-111-15-M2)
SKU:
0525361
Watts
SKU:
0525361
Brand:
Watts
–
+
$734.89
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0702320 Compare Checkbox
Compare
4" 408-OSY-RW OS&Y Flanged Gate Valve
SKU:
0702320
Watts
SKU:
0702320
Brand:
Watts
–
+
$1,320.91
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0792507 Compare Checkbox
Compare
LFFBV-TH 3/4" 2-Piece Full Port Threaded Ball Valve w/ Tee Handle (Lead Free)
SKU:
0792507
Watts
SKU:
0792507
Brand:
Watts
–
+
$117.04
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0794061 Compare Checkbox
Compare
Lead Free 3/4" to 1" Complete Rubber Parts Kit (RK 909 RV)
SKU:
0794061
Watts
SKU:
0794061
Brand:
Watts
–
+
$104.95
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0794099 Compare Checkbox
Compare
8" Lead Free First Check Repair Kit for Backflow Preventer Series 909
SKU:
0794099
Watts
SKU:
0794099
Brand:
Watts
–
+
$4,457.60
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0794100 Compare Checkbox
Compare
10" Lead Free First Check Reduced Pressure Zone Repair Kit for Series 909
SKU:
0794100
Watts
SKU:
0794100
Brand:
Watts
–
+
$6,688.13
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0794104 Compare Checkbox
Compare
8" Lead Free Second Check Backflow Repair Kit for Series 909
SKU:
0794104
Watts
SKU:
0794104
Brand:
Watts
–
+
$4,179.30
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0889373 Compare Checkbox
Compare
2-1/2" to 4" Total Rubber Part Kit for 957, 957RPDA and LF957 RPDA, Red Silicone Disc
SKU:
0889373
Watts
SKU:
0889373
Brand:
Watts
–
+
$467.19
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0903429A Compare Checkbox
Compare
Rebuild Kit for V5011N2071 w/ Stem
SKU:
0903429A
Honeywell
SKU:
0903429A
Brand:
Honeywell
–
+
$454.30
each
ADD TO CART
Add to List
In Stock
Get 2 by
Fri, Nov 6
In Stock
Get 2 by
Fri, Nov 6
Add to List
0887025 Compare Checkbox
Compare
1st Check Repair Kit for Watts 1-1/2" and 2" 007 (RK-007-CK1)
SKU:
0887025
Watts
SKU:
0887025
Brand:
Watts
–
+
$192.79
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0887026 Compare Checkbox
Compare
1st or 2nd Check Repair Kit for Watts 3/4" - 1" 007 (RK-007M1-CK4)
SKU:
0887026
Watts
SKU:
0887026
Brand:
Watts
(1)
–
+
$107.79
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0887922 Compare Checkbox
Compare
LFRK 709-S 6 Backflow Preventer Cover Kit
SKU:
0887922
Watts
SKU:
0887922
Brand:
Watts
–
+
$541.81
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0903425A Compare Checkbox
Compare
Rebuild Kit for V5011N2030
SKU:
0903425A
Honeywell
SKU:
0903425A
Brand:
Honeywell
–
+
$333.30
each
ADD TO CART
Add to List
In Stock
Get 3 by
Tomorrow, Nov 4
Total Available: 15
In Stock
Get 3 by
Tomorrow, Nov 4
Total Available: 15
Add to List
0888551 Compare Checkbox
Compare
2nd Check Repair Kit for Watts 3/4" 007 (RK-007M3-CK2)
SKU:
0888551
Watts
SKU:
0888551
Brand:
Watts
–
+
$49.46
each
ADD TO CART
Add to List
In Stock
Get 1 by
Tomorrow, Nov 4
In Stock
Get 1 by
Tomorrow, Nov 4
Add to List
0856768 Compare Checkbox
Compare
Repair Kit for 1" Flow Check, Series 2000M5
SKU:
0856768
Watts
SKU:
0856768
Brand:
Watts
–
+
$139.10
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0887006 Compare Checkbox
Compare
1st Check Repair Kit for Watts 1-1/4" 009 (RK-009-CK1)
SKU:
0887006
Watts
SKU:
0887006
Brand:
Watts
–
+
$235.82
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0887024 Compare Checkbox
Compare
2nd Check Repair Kit for Watts 3/4" - 1" 007 (RK-007-CK2)
SKU:
0887024
Watts
SKU:
0887024
Brand:
Watts
–
+
$123.54
each
ADD TO CART
Add to List
In Stock
Get 1 by
Tomorrow, Nov 4
In Stock
Get 1 by
Tomorrow, Nov 4
Add to List
0887151 Compare Checkbox
Compare
Rubber Repair Kit for Watts 1-1/2" - 2" 709 (RK 709-CK4)
SKU:
0887151
Watts
SKU:
0887151
Brand:
Watts
–
+
$289.40
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0887187 Compare Checkbox
Compare
2nd Check Repair Kit for Watts 1-1/2" -2" 007 (RK-007M1-CK2)
SKU:
0887187
Watts
SKU:
0887187
Brand:
Watts
–
+
$167.73
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0887227 Compare Checkbox
Compare
4" Second Check Rubber Kit for RK 909-RC2 4
SKU:
0887227
Watts
SKU:
0887227
Brand:
Watts
–
+
$234.41
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0887511 Compare Checkbox
Compare
1/2" SS009-RT Total Rubber Parts Kit
SKU:
0887511
Watts
SKU:
0887511
Brand:
Watts
–
+
$110.77
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0887720 Compare Checkbox
Compare
2nd Check Repair Kit for Watts 1-1/4" - 1-1/2" 007 (RK-007M2-CK2)
SKU:
0887720
Watts
SKU:
0887720
Brand:
Watts
–
+
$204.69
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0450126 Compare Checkbox
Compare
LFB6081G2-SS, 1" Full Port Solder Bronze Ball Valve w/ SS Ball & Stem (Lead Free)
SKU:
0450126
Watts
SKU:
0450126
Brand:
Watts
–
+
$160.94
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0438012 Compare Checkbox
Compare
6" 774 Double Check Detector Assembly w/ OSY Shutoffs, Cubic Feet Meter, Short Lay Length (774DCDA-OSY-GPM)
SKU:
0438012
Watts
SKU:
0438012
Brand:
Watts
–
+
$11,342.28
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0438085 Compare Checkbox
Compare
12" 774 Double Check Detector Assembly w/ OSY Shutoffs, GPM Meter, Short Lay Length (774DCDA-OSY-GPM)
SKU:
0438085
Watts
SKU:
0438085
Brand:
Watts
–
+
$40,902.43
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0450119 Compare Checkbox
Compare
LFB6080G2-SS, 1" Full Port Threaded Bronze Ball Valve (Lead Free)
SKU:
0450119
Watts
SKU:
0450119
Brand:
Watts
–
+
$175.78
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
0387090 Compare Checkbox
Compare
10" Double Check Detector Assembly (709 OSY-CFM)
SKU:
0387090
Watts
SKU:
0387090
Brand:
Watts
–
+
$43,162.36
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0387052 Compare Checkbox
Compare
3" Double Check Detector Assembly (709 OSY-CFM)
SKU:
0387052
Watts
SKU:
0387052
Brand:
Watts
–
+
$11,221.50
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0389190 Compare Checkbox
Compare
10" Double Check Detector Assembly (D 709 OSY-CFM 3/4")
SKU:
0389190
Watts
SKU:
0389190
Brand:
Watts
–
+
$25,526.93
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0387058 Compare Checkbox
Compare
4" Double Check Detector Assembly (709 OSY-CFM)
SKU:
0387058
Watts
SKU:
0387058
Brand:
Watts
–
+
$14,649.03
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Backorder
Get it by
Fri, Dec 4 - Mon, Jan 11
Add to List
0391017 Compare Checkbox
Compare
3/4" LF909QT-Z2 Lead Free Bronze Reduced Pressure Valve Assembly
SKU:
0391017
Watts
SKU:
0391017
Brand:
Watts
(2)
–
+
$2,403.07
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Backorder
Get it by
Thu, Dec 3 - Wed, Jan 6
Add to List
1
...
136
137
138
...
158
Refresh
×
Video