Skip to content

Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Your Cart

Loading...

Are you tax exempt? - Click Here

Subtotal

$0.00 USD

Welcome to BackflowPreventer.com a Water Specialties Website

About Us Contact Us Locations

Sign In / Register

Search

Backflow Repair Parts
- Ames
  
  1/4"
  3/8"
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Conbraco/Apollo
  
  1/4"
  3/8"
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Deringer
  
  2"
  2 1/2"
  3"
  4"
  6"
  8"
- Febco
  
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
- Hersey
  
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
- Watts
  
  1/4"
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Wilkins
  
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Shop All Backflow Repair Parts
Backflow Devices
Installation Accessories
- Air Gaps
- Bypass Meters
- Valve Setters
  
  Ames
  Febco
  Watts
  Wilkins
- Enclosures
  
  Aluminum Enclosures
  Heat Wires
  Roof Heat Wires
  Insulated Pillows
  WattsBox
- Fire Thread Adaptors
- Strainers
  
  Ames
  Febco
  Watts
  Wilkins
- Flange Packs
- Test Cocks
- Tools & Accessories
- IOT Kits
- LF NPT Pipe Fittings
  
  Fittings
  Nipples
  Hose Bibbs
- Valve Stands
- Shop All Installation Accessories
- Pressure Reducing Valves
- Pressure Relief Valve
- Tamper Switch
Test Kits & Calibrations
- A'la Carte Calibrations
- Calibration Packages
  
  Silver
  Platinum
  Gold
- Backflow Test Kits & Accessories
  
  Arbiter
  Mid-West
  Watts
- Adapters
- Hoses
- Test Cocks
- Cases
- Flow Switches
- Shop All Test Kits & Calibrations
Shutoff Valves
- Ball Valves
  
  Ames
  Febco
  Watts
  Wilkins
  Matco Norca
- Butterfly Valves
  
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
- Gate Valves
  
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Gear Operated Ball Valves
- KV Repair Parts
  
  Cover O-Rings
  NRS Models
  OSY Models
  Packing Parts
  Packing Tools
- Pressure Reducing Valves
  
  Watts
  Wilkins
- Soft Seated Checks
  
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
- Test Cocks
- Shop All Shutoff Valves
Fire Products
PPE, First Aid & Tools
- Consumables
  
  Absorbent Materials
  Batteries
  Brushes
  Flashlights
  Lubricants, Cleaners & Chemicals
  Paper Products
  Pens, Paint & Markers
  Pest & Insect Control
  Sanitizer/Hand Cleader
  Wipes
  Zip Ties
- First Aid
  
  AED
  Bandages
  Eyewash
  Kits
  Other
- Personal Protective Equipment
  
  Coveralls
  Glasses
  Gloves
  Hard Hats & Accessories
  Hearing Protection
  Hi-Viz
  Other
  Sqwincher
  Sun & Heat Protection
  Hydration Solutions
- Tools & Storage
  
  Bins, Bags & Cases
  Cutting Tools
  Drills & Bits
  Extension Cords
  Hammers
  Jacks
  Locks
  Other
  Pipe Wrenches
  Pliers
  Screwdrivers
  Sockets
  Tape Measures
  Wrenches
  Tool Chests
  Extractors
  Pry Bars
  Tool Kits
- Traffic Products
  
  Fuel Cans & Funnels
  Hazard Tape
  Other
  Traffic Cones
  Traffic Control
- Shop All PPE, First Aid & Tools

About Us Contact Us Locations

Search

Call Us Now:

(800) 336-6530

Shopping Cart: $0.00

Backflow Repair Parts
- Ames
  
  1/4"
  3/8"
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Conbraco/Apollo
  
  1/4"
  3/8"
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Deringer
  
  2"
  2 1/2"
  3"
  4"
  6"
  8"
- Febco
  
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
- Hersey
  
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
- Watts
  
  1/4"
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Wilkins
  
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Shop All Backflow Repair Parts
Backflow Devices
Installation Accessories
- Air Gaps
- Bypass Meters
- Valve Setters
  
  Ames
  Febco
  Watts
  Wilkins
- Enclosures
  
  Aluminum Enclosures
  Heat Wires
  Roof Heat Wires
  Insulated Pillows
  WattsBox
- Fire Thread Adaptors
- Strainers
  
  Ames
  Febco
  Watts
  Wilkins
- Flange Packs
- Test Cocks
- Tools & Accessories
- IOT Kits
- LF NPT Pipe Fittings
  
  Fittings
  Nipples
  Hose Bibbs
- Valve Stands
- Shop All Installation Accessories
- Pressure Reducing Valves
- Pressure Relief Valve
- Tamper Switch
Test Kits & Calibrations
- A'la Carte Calibrations
- Calibration Packages
  
  Silver
  Platinum
  Gold
- Backflow Test Kits & Accessories
  
  Arbiter
  Mid-West
  Watts
- Adapters
- Hoses
- Test Cocks
- Cases
- Flow Switches
- Shop All Test Kits & Calibrations
Shutoff Valves
- Ball Valves
  
  Ames
  Febco
  Watts
  Wilkins
  Matco Norca
- Butterfly Valves
  
  1"
  1 1/4"
  1 1/2"
  2"
  2 1/2"
  3"
  4"
  6"
  8"
  10"
- Gate Valves
  
  2 1/2"
  3"
  4"
  6"
  8"
  10"
  12"
- Gear Operated Ball Valves
- KV Repair Parts
  
  Cover O-Rings
  NRS Models
  OSY Models
  Packing Parts
  Packing Tools
- Pressure Reducing Valves
  
  Watts
  Wilkins
- Soft Seated Checks
  
  1/2"
  3/4"
  1"
  1 1/4"
  1 1/2"
  2"
- Test Cocks
- Shop All Shutoff Valves
Fire Products
PPE, First Aid & Tools
- Consumables
  
  Absorbent Materials
  Batteries
  Brushes
  Flashlights
  Lubricants, Cleaners & Chemicals
  Paper Products
  Pens, Paint & Markers
  Pest & Insect Control
  Sanitizer/Hand Cleader
  Wipes
  Zip Ties
- First Aid
  
  AED
  Bandages
  Eyewash
  Kits
  Other
- Personal Protective Equipment
  
  Coveralls
  Glasses
  Gloves
  Hard Hats & Accessories
  Hearing Protection
  Hi-Viz
  Other
  Sqwincher
  Sun & Heat Protection
  Hydration Solutions
- Tools & Storage
  
  Bins, Bags & Cases
  Cutting Tools
  Drills & Bits
  Extension Cords
  Hammers
  Jacks
  Locks
  Other
  Pipe Wrenches
  Pliers
  Screwdrivers
  Sockets
  Tape Measures
  Wrenches
  Tool Chests
  Extractors
  Pry Bars
  Tool Kits
- Traffic Products
  
  Fuel Cans & Funnels
  Hazard Tape
  Other
  Traffic Cones
  Traffic Control
- Shop All PPE, First Aid & Tools

Home
Backflow Devices
Ames
RPDA - Reduced Pressure Detector Assemblies

Collection: Backflow Devices - Ames - RPDA - Reduced Pressure Detector Assemblies

Filter Filter

Filter

Filter

243 products

Remove all

243 products

Ames® 3" M500Z-OSY-LM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Less Meter

Ames® 3" M500Z-OSY-LM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Less Meter

Regular price $12,698.25

Log in or Call for Pricing

Item #: 0206663
Availability: Special Order
View
Ames® 8" M500Z-OSY-LM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Less Meter

Ames® 8" M500Z-OSY-LM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Less Meter

Regular price $36,990.75

Log in or Call for Pricing

Item #: 0206666
Availability: Special Order
View
Ames® 4" LFM500-OSY-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 4" LFM500-OSY-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $14,886.75

Log in or Call for Pricing

Item #: 0124779
Availability: Special Order
View
Ames® 8" LFC500Z-DOSY-C Colt Reduced Pressure Detector Assembly, Lead-Free, Z Pattern, Domestic OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 8" LFC500Z-DOSY-C Colt Reduced Pressure Detector Assembly, Lead-Free, Z Pattern, Domestic OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $30,999.00

Log in or Call for Pricing

Item #: 0425317
Availability: Special Order
View
Ames® 6" M500-OSY-CFM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 6" M500-OSY-CFM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $20,384.26

Log in or Call for Pricing

Item #: 0191113
Availability: Special Order
View
Ames® 2 1/2" M500-OSY-CFM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 2 1/2" M500-OSY-CFM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $10,655.12

Log in or Call for Pricing

Item #: 0191110
Availability: Special Order
View
Ames® 3" 5000SS-LG-CFM Reduced Pressure Detector Assembly, Less Shutoff, Cam-Check Valves, Cubic Feet Meter

Ames® 3" 5000SS-LG-CFM Reduced Pressure Detector Assembly, Less Shutoff, Cam-Check Valves, Cubic Feet Meter

Regular price $7,887.08

Log in or Call for Pricing

Item #: 0690992
Availability: Special Order
View
Ames® 4" 5000SS-F-LG-LM Reduced Pressure Detector Assembly, Less Shutoff, Cam-Check Valves, Cubic Feet Meter

Ames® 4" 5000SS-F-LG-LM Reduced Pressure Detector Assembly, Less Shutoff, Cam-Check Valves, Cubic Feet Meter

Regular price $9,916.50

Log in or Call for Pricing

Item #: 0691590
Availability: Special Order
View
Ames® 3" LFM500-OSY-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 3" LFM500-OSY-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $12,623.25

Log in or Call for Pricing

Item #: 0124778
Availability: Special Order
View
Ames® 3" M500N-OSY-CFM Maxim Reduced Pressure Detector Assembly, N Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 3" M500N-OSY-CFM Maxim Reduced Pressure Detector Assembly, N Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $12,902.25

Log in or Call for Pricing

Item #: 0191123
Availability: Special Order
View
Ames® 8" LFM500-OSY-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 8" LFM500-OSY-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $37,727.25

Log in or Call for Pricing

Item #: 0124781
Availability: Special Order
View
Ames® 3" LFM500Z-BFG-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, Z Pattern, Grooved Butterfly Shutoffs, Link Check Modules, Cubic Feet Meter

Ames® 3" LFM500Z-BFG-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, Z Pattern, Grooved Butterfly Shutoffs, Link Check Modules, Cubic Feet Meter

Regular price $14,630.26

Log in or Call for Pricing

Item #: 0124809
Availability: Special Order
View
Ames® 3" LFM500N-BFG-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, N Pattern, Grooved Butterfly Shutoffs, Link Check Modules, Cubic Feet Meter

Ames® 3" LFM500N-BFG-CFM Maxim Reduced Pressure Detector Assembly, Lead-Free, N Pattern, Grooved Butterfly Shutoffs, Link Check Modules, Cubic Feet Meter

Regular price $14,630.26

Log in or Call for Pricing

Item #: 0124802
Availability: Special Order
View
Ames® 8" M500-OSY-CFM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 8" M500-OSY-CFM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $35,200.49

Log in or Call for Pricing

Item #: 0191114
Availability: Special Order
View
Ames® 2 1/2" 5000SS-DOSY-GXF-CFM Reduced Pressure Detector Assembly, Domestic OSY Shutoffs, Grooved Inlet x Flanged Outlet, Cam-Check Valves, Cubic Feet Meter

Ames® 2 1/2" 5000SS-DOSY-GXF-CFM Reduced Pressure Detector Assembly, Domestic OSY Shutoffs, Grooved Inlet x Flanged Outlet, Cam-Check Valves, Cubic Feet Meter

Regular price $8,866.03

Log in or Call for Pricing

Item #: 0694019
Availability: Special Order
View
Ames® 8" M500N-OSY-CFM Maxim Reduced Pressure Detector Assembly, N Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 8" M500N-OSY-CFM Maxim Reduced Pressure Detector Assembly, N Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $37,192.51

Log in or Call for Pricing

Item #: 0191126
Availability: Special Order
View
Ames® 3" M500Z-OSY-CFM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 3" M500Z-OSY-CFM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $12,902.25

Log in or Call for Pricing

Item #: 0191135
Availability: Special Order
View
Ames® 6" M500Z-OSY-CFM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 6" M500Z-OSY-CFM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $22,456.49

Log in or Call for Pricing

Item #: 0191137
Availability: Special Order
View
Ames® 4" M500Z-OSY-CFM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 4" M500Z-OSY-CFM Maxim Reduced Pressure Detector Assembly, Z Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $15,157.49

Log in or Call for Pricing

Item #: 0191136
Availability: Special Order
View
Ames® 2 1/2" M500Z-BFG-CFM Maxim Reduced Pressure Detector Assembly, Z Pattern, Grooved Butterfly Shutoffs, Link Check Modules, Cubic Feet Meter

Ames® 2 1/2" M500Z-BFG-CFM Maxim Reduced Pressure Detector Assembly, Z Pattern, Grooved Butterfly Shutoffs, Link Check Modules, Cubic Feet Meter

Regular price $12,351.52

Log in or Call for Pricing

Item #: 0191154
Availability: Special Order
View
Ames® 2 1/2" M500N-OSY-LM Maxim Reduced Pressure Detector Assembly, N Pattern, OSY Shutoff Valves, Link Check Modules, Less Meter

Ames® 2 1/2" M500N-OSY-LM Maxim Reduced Pressure Detector Assembly, N Pattern, OSY Shutoff Valves, Link Check Modules, Less Meter

Regular price $11,393.39

Log in or Call for Pricing

Item #: 0206656
Availability: Special Order
View
Ames® 6" M500-OSY-LM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Less Meter

Ames® 6" M500-OSY-LM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Less Meter

Regular price $20,187.00

Log in or Call for Pricing

Item #: 0206653
Availability: Special Order
View
Ames® 6" M500N-OSY-CFM Maxim Reduced Pressure Detector Assembly, N Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 6" M500N-OSY-CFM Maxim Reduced Pressure Detector Assembly, N Pattern, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $22,456.49

Log in or Call for Pricing

Item #: 0191125
Availability: Special Order
View
Ames® 3" M500-OSY-CFM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Ames® 3" M500-OSY-CFM Maxim Reduced Pressure Detector Assembly, OSY Shutoff Valves, Link Check Modules, Cubic Feet Meter

Regular price $11,779.50

Log in or Call for Pricing

Item #: 0191111
Availability: Special Order
View

1
…
6
7
8
9
10
11

Contact Info

Phone: Toll Free (800) 336-6530

Email: Info@Backflowpreventer.com

Address: 10926 David Taylor Drive
Suite 300, Charlotte, NC 28262

OPEN HOURS: Monday - Friday
7:00 AM - 8:00 PM EST

My Account

Sign In
View Cart

Customer Service

About Us
Contact Us
Locations
Store Policies
Privacy Policy
Terms & Conditions

Resources

Calibration Services
Device Lay Lengths
FED Learning Center
Lead Free Law
Repair Videos
Blog

Privacy policy
Terms of service
Refund policy
Cookie preferences

Choosing a selection results in a full page refresh.
Opens in a new window.

View Carts Save Cart Request a Quote