950XL Double Check Backflow Preventer

Designed for installation on water lines to protect against both backsiphonage and backpressure of polluted water into the potable water supply. Assembly shall provide protection where a potential health hazard does not exist.

Compliance
(All sizes approved horizontal. Vertical approvals as listed below.)
• ASSE® Listed 1015 ( vertical 3/4”, 1 1/2” & 2”)950XL
• cUPC® Listed (vertical 1 1/2”, 2”)
• CSA® Certified B64.5 ( vertical 3/4”, 1 1/2” & 2”)
• AWWA Compliant C510 (vertical 3/4”)
• Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California (vertical 3/4”)
• City of Los Angeles Approved (vertical 1 1/2", 2")
• NYC MEA 426-89-M VOL 3

Features:

Short lay length provides easy installation in compact spaces
Seats and silicone seal rings are fully replaceable for low lifetime costs
Safely protects potable water supply from polluted water
Construction offers corrosion-resistance and winterization
ASSE® Listed 1015
IAPMO® Listed
CSA® Listed
AWWA Compliant C510

Specification

The Double Check Valve Backflow Preventer shall be ASSE® Listed 1015, and supplied with full port ball valves. The main
body and access covers shall be bronze (ASTM B 584), the seat rings and all internal polymers shall be Noryl™ and the seat
disc elastomers shall be silicone. The first and second checks shall be accessible for maintenance without removing the device
from the line. The Double Check Valve Backflow Preventer shall be a ZURN WILKINS Model 950XL
keywords: Double Check Assembly,Zurn Wilkins Backflow Preventers,,50XL,0XL

Technical specification

Unique ref.950XL
Product familyBackflow Preventers
Product groupDouble Check Assembly
TypeObject (single object)
Date of publishing2026-10-06
Edition number1

Links

Product urlhttps://www.zurn.com/products/water-control/backflow-preventers/950xl
Installation instructionshttps://files.zurn.com/care-cleaning-install-warranty-sheets/is950-975fp.pdf
Technical descriptionhttps://files.zurn.com/spec-sheets/bf-950xl.pdf

Designed inUnited States

Classification

BIMobject CategoryPlumbing - Valves

Region availability

North America
Anguilla
Antigua and Barbuda
Aruba
Barbados
Belize
Bermuda
British Virgin Islands
Canada
Caribbean Netherlands
Cayman Islands
Collectivity of Saint Martin
Costa Rica
Cuba
Curaçao
Dominica
Dominican Republic
El Salvador
Greenland
Grenada
Guadeloupe
Guatemala
Haiti
Honduras
Jamaica
Martinique
Mexico
Montserrat
Nicaragua
Panama
Puerto Rico
Saint Kitts and Nevis
Saint Lucia
Saint Pierre and Miquelon
Saint Vincent and the Grenadines
Saint-Barthélemy
Sint Maarten
The Bahamas
Trinidad and Tobago
Turks and Caicos Islands
U.S. Virgin Islands
United States