Skip to main content
Showrooms
Sign In
Cart
Shop All
Kitchen
Bath
Lighting
Brands
Inspiration
Set My Store
Room Planner
Meet with a Designer
Set My Store
Shop All
Kitchen
KITCHEN PRODUCTS
Kitchen Faucets
Kitchen Sinks
Pot Filler Faucets
Bar Sink Faucets
Garbage Disposals
Kitchen Accessories
View All Kitchen →
SHOP BY STYLE
Modern
Traditional
Transitional
Contemporary
SHOP BY FINISH
Brushed Brass
Matte Black
Polished Nickel
Chrome
FEATURED BRANDS
Kohler
Moen
Delta
Blanco
View All Brands →
Design Your Dream Kitchen →
Bath
BATH PRODUCTS
Bathroom Sink Faucets
Shower Heads
Shower Systems
Soaking Tubs
Vanities
Bathroom Accessories
View All Bath →
SHOP BY ROOM
Primary Bath
Powder Room
Guest Bath
SHOP BY STYLE
Modern
Traditional
Spa-Inspired
FEATURED BRANDS
Kohler
Moen
Delta
Brizo
View All Brands →
Create Your Spa Retreat →
Lighting
LIGHTING PRODUCTS
Chandeliers
Pendant Lighting
Bathroom Lights
Recessed Lighting
Wall Lights
Under Cabinet Lighting
View All Lighting →
SHOP BY ROOM
Kitchen
Bathroom
Dining Room
Foyer
SHOP BY STYLE
Modern
Traditional
Industrial
FEATURED BRANDS
Kichler
Hinkley
WAC Lighting
Hansgrohe
View All Brands →
Illuminate Your Space →
Brands
Featured Brands
Shop All Brands >
Inspiration
Discover
Blog
Events
Gallery
Coming Soon
Latest from the blog →
Room Planner
Meet with a Designer
Loading...
Your Cart
×
Your cart is empty.
Browse products →
Find a Gerhard's near you
×
Use my location
Show map
Appleton Gerhard's
Set as my store
2100 W. College Avenue
Appleton, WI 54914
(920) 749-8900
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: 9:00 AM - 2:00 PM CST
Sun: Closed
Brainerd Gerhard's
Set as my store
5291 Birchdale Road
Brainerd, MN 56401
(218) 454-1900
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: By Appointment Only
Sun: Closed
Delafield Gerhard's
Set as my store
2566 Sun Valley Drive
Delafield, WI 53018
(262) 252-5900
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: 9:00 AM - 3:00 PM CST
Sun: Closed
Dubuque Gerhard's
Set as my store
2055 Holliday Drive
Dubuque, IA 52002
(563) 556-0900
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: 9:00 AM - 3:00 PM CST
Sun: Closed
Eau Claire Gerhard's
Set as my store
596 Cameron Street
Eau Claire, WI 54703
(715) 552-2700
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: 9:00 AM - 1:00 PM CST
Sun: Closed
Green Bay Gerhard's
Set as my store
3014 Holmgren Way
Green Bay, WI 54304
(920) 983-2900
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: By Appointment Only
Sun: Closed
La Crosse Gerhard's
Set as my store
106 Cameron Avenue
La Crosse, WI 54601
(608) 519-5414
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: 9:00 AM - 2:00 PM CST
Sun: Closed
Madison Gerhard's
Set as my store
6800 E Gisholt Drive
Madison, WI 53713
(608) 223-1100
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: 9:00 AM - 3:00 PM CST
Sun: Closed
Rhinelander Gerhard's
Set as my store
5852 Forest Loop Road
Rhinelander, WI 54501
(715) 420-1323
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: By Appointment Only
Sun: Closed
Rochester Gerhard's
Set as my store
3815 Highway 14 W.
Rochester, MN 55901
(507) 289-2300
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: Closed
Sun: Closed
Sheboygan Gerhard's
Set as my store
732 N. Wildwood Avenue
Sheboygan, WI 53081
(920) 694-3252
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: 9:00 AM - 2:00 PM CST
Sun: Closed
St Louis Park Gerhard's
Set as my store
7003 W. Lake St. Suite100
St Louis Park, MN 55426
(952) 544-0458
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: 9:00 AM - 3:00 PM CST
Sun: Closed
Whitefish Bay Gerhard's
Set as my store
402 E. Silver Spring Drive
Whitefish Bay, WI 53217
(414) 967-9156
Mon–Fri: 9:00 AM - 5:00 PM CST
Sat: 9:00 AM - 3:00 PM CST
Sun: Closed
Loading...
☰ Filters
Refine Results
✕
Clear all filters
backflow-prevention
✕
Stock Availability
In Stock
(0)
Application
▼
Residential
Commercial
Hospitality
Brands
▼
Category
▼
Backflow Prevention
Backflow Prevention
Showing 48 of 132
Sort By:
Featured
Lowest Price
Highest Price
A-Z
Z-A
Kohler Genuine Parts
Assembly, Check Valve
Item # K-94528
Assembly, Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Assembly, Check Valve
Item # K-91967
Assembly, Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1115216
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1238812
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1177661
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1328959
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1013947
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1021051
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1042948
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1086401
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1128483
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve
Item # K-1309627
Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Check Valve Assembly.
Item # K-93368
Check Valve Assembly.
Compare
Add to Cart
Kohler Genuine Parts
Check Valve Kit
Item # K-30167
Check Valve Kit
Compare
Add to Cart
Gerber Plumbing
Gerber Plumbing 59'' Nylon Sprayer Hose Plastic Quick Connection Fitting W/ Check Valve Inside -...
Item # DA603A26N
Finish: Chrome
Compare
Add to Cart
Gerber Plumbing
Gerber Plumbing Flow Control Check Valve & Holder for Pullout
Item # G0097046
Compare
Add to Cart
Gerber Plumbing
Gerber Plumbing Viper Pull Down Spray Head W/ Check Valve 1.5gpm - Chrome
Item # GA56805950
Finish: Chrome
Compare
Add to Cart
+1 more
Grohe
Grohe Check Valve - Hard Graphite
Item # 14232A00
Finish: Hard Graphite
Compare
Add to Cart
+31 more
Jaclo
Jaclo Dual Check Valve Backflow Preventer - Almond
Item # DBF-ALD
Finish: Almond
Compare
Add to Cart
Jomar International LTD
Jomar International LTD Cast Iron Check Valve, Wafer Style, Double Door, 125 Class
Item # 105-912
Compare
Add to Cart
Jomar International LTD
Jomar International LTD Cast Iron Check Valve, Wafer Style, Double Door, 125 Class
Item # 105-910
Compare
Add to Cart
Jomar International LTD
Jomar International LTD Inline Check Valve, Expansion Connection, 300 Wog, Class 150 1''
Item # 105-635G
Compare
Add to Cart
Jomar International LTD
Jomar International LTD Inline Check Valve, Expansion Connection, 300 Wog, Class 150 1/2''
Item # 105-633G
Compare
Add to Cart
Jomar International LTD
Jomar International LTD Inline Check Valve, Expansion Connection, 300 Wog, Class 150 3/4''
Item # 105-634G
Compare
Add to Cart
Jomar International LTD
Jomar International LTD Recircsettere, Fits Any Mg/mfg Model, for Dual Isolation with Integrated...
Item # 180-714G
Compare
Add to Cart
Jomar International LTD
Jomar International LTD Recircsettere, Fits Any Mg/mfg Model, for Dual Isolation with Integrated...
Item # 180-713G
Compare
Add to Cart
Kohler Genuine Parts
Kit, Check Valve
Item # K-1155860
Kit, Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Adapter, Check Valve
Item # K-1052691
Adapter, Check Valve
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Assembly-filter/check Valve - Bright Chrome
Item # K-1191772-BC
Finish: Bright Chrome
Filter/Check Valve Assembly
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Bfly/check Valve Assy, 1394
Item # K-1024381
Bfly/Check Valve Assembly, 1394
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Cage,check Valve ASSY
Item # K-1386632
Check Valve Assembly
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve & STOP ASSY - Bright Chrome
Item # K-55420-BC
Finish: Bright Chrome
Check Valve & Stop Assembly
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Assembly
Item # K-1578196
Check Valve Assembly
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Assembly - Rough Plate
Item # K-1046206-RP
Finish: Rough Plate
Check Valve Assembly
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Duckbill
Item # K-71020
Check Valve Duckbill
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Housing KIT
Item # K-1145709-BL
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Housing KIT - Polished Chrome
Item # K-1145709-CP
Finish: Polished Chrome
Check Valve Housing Kit
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Housing KIT - Vibrant Brushed Moderne Brass
Item # K-1145709-2MB
Finish: Vibrant Brushed Moderne Brass
Check Valve Housing Kit
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Housing KIT - Vibrant Brushed Nickel
Item # K-1145709-BN
Finish: Vibrant Brushed Nickel
Check Valve Housing Kit
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve KIT - Rough Plate
Item # K-1349529-RP
Finish: Rough Plate
Check Valve Kit
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Kit-hot SIDE
Item # K-1241797
CHECK VALVE KIT-HOT SIDE
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Rebuildin SP - Polished Chrome
Item # K-30253-CP
Finish: Polished Chrome
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Rebuildin SP - Rough Plate
Item # K-30253-RP
Finish: Rough Plate
Check Valve Rebuilding
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve Service KIT
Item # K-1042007
CHECK VALVE SERVICE KIT
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve W/filter
Item # K-1145561
Check Valve W/Filter
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve, 10MM O.D.
Item # K-1005213
Check Valve, 10Mm O.D.
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve, Duckbill
Item # K-1093871
Check Valve, Duckbill
Compare
Add to Cart
Kohler Genuine Parts
Kohler Genuine Parts Check Valve, FLOW Control, 1.06 GPM
Item # K-1326721
Check Valve, Flow Control, 1.06 Gpm
Compare
Add to Cart