Reduced Pressure Backflow Device, 2-1/2 in, Groove, 304/304L Stainless Steel
PartDER2540BFG
MFGD-2540
Description
Ames Fire & Waterworks® Reduced Pressure Zone Assembly, Lead Free, Series: Deringer™ 40, 2-1/2 in Nominal, Grooved, 10 to 175 psi, 33 to 140 deg F, Reduced Pressure Backflow, Media: Potable Water, 304 Stainless Steel Body, 18.7 in L x 11 in W x 15.8 in H, Domestic
Price/Availability Accessible On Login
Documentation
- Tamper-resistant test cocks
- Integral shutoffs for shorter lay length and lightweight construction
- Dual action check module for low and high flow performance
- Prewired supervisory switches
This 2-1/2 in Ames Fire & Waterworks® Deringer™ 40 reduced pressure zone assembly is designed to prevent hazardous contaminants and non-health hazard pollutants from entering the potable water supply system caused by backpressure and/or backsiphonage conditions. Deringer™ 20 features integral Eccentric-Seal™ butterfly shutoff valves for a short lay length, integrated tamper switches and True-Seal™ and Dual-Action™ checks for high performance at low and high flow rates. It may be installed under continuous pressure service to protect against both backpressure and backsiphonage. Maximum working pressure is 175 psi (12 bar).
Type | Reduced Pressure |
Series | 40 |
Nominal Size | 2-1/2 in |
End Style | Groove |
Body Material | 304/304L Stainless Steel |
Backflow Type | Reduced Pressure |
Dimensions | 18.7 in L x 11 in W x 15.8 in H |
Domestic/Import | Domestic |
Media | Potable Water |
Pressure Rating | 10 to 175 psi |
Temperature Rating | 33 to 140 deg F |
Brand | Ames Fire & Waterworks® |
Package Width | 24 in |
Package Height | 14 in |
UNSPSC | 40141600 |
Alternate Part Number 1 | DERINGER 40 2 1/2 |
Package Length | 14 in |
Country of Origin | US |
Manufacturer | Watts Water Technologies |
UPC | 737733033325 |
Manufacturer Part Number | D-2540 |
1 year Limited
ASSE 1015|AWWA C510-07/C606|cULus Listed|FM Approved|NSF/ANSI 372|UL Listed|USC Certified|PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Fire Protection, Waterworks, Plumbing and Irrigation Applications
Price/Availability Accessible On Login
Documentation
- Recommended Accessories
- Competitive Brands
- Recently Viewed
No applicable products
No applicable products
No applicable products

Ames Fire & Waterworks®Reduced Pressure Backflow Device, 2-1/2 in, Groove, 304/304L Stainless Steel
- Customers Also Purchased
No applicable products