Wilkins 450STDAR Double Check Detector Assembly, 4" to 10", Lead-Free*

Wilkins 450STDAR Double Check Detector Assembly, 4" to 10", Lead-Free*

The Double Check Detector Backflow Prevention Assembly shall be certified to NSF/ANSI 61, ASSE® Listed 1048, and sup- plied with full port gate valves. The main body, spool, and access cover shall be 304L Stainless Steel, the seat ring and check valve shall be Noryl™ (NSF Listed), the stem shall be stainless steel (ASTM A 276) and the seat disc elastomers shall be EPDM. The first and second check valves shall be accessible for maintenance without removing the device from the line. The Double Check Detector Backflow Prevention Assembly shall be a WILKINS Model 450STDAR
Compliance:
(Vertical Up - Vertical Down Orientation only)
• Approved by the Foundation for Cross Connection Control
and Hydraulic Research at the University of Southern California
• ASSE® Listed 1048
• CSA® Certified B64.5
• AWWA Compliant C510 (with gates only), and C550
• UL® Classified
• C-UL® Classified
• FM® Approved
• Meets the requirements of NSF/ANSI/CAN 61*
*(0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)
Features:

Superior stainless steel body resists corrosion and extends the life of the product
Ideal for new or direct drop-in replacement
Time-tested check and relief valve components ensure easy maintenance and more water system uptime
Patented compound checks provide ultra-low pressure drop as documented by approval authorities, reducing the need for a booster pump
Patented AR spool for drop-in replacements, matching lay-lengths of common n-pattern valves
AR spool maintains agency approvals when installed by the factory
Metered by-pass detects leaks and other water use; can be situated on either side of product for ease of installation
Available in sizes 4 in. through 10 in.

keywords: backflow preventer, backflow, back flow preventer, back flow valve, backflow preventer valve, backflow preventers, backflow valve, backflow device, backflow prevention device, backflow prevention, n-pattern, double check, 450, 450stdar, double check detector assembly

技術規格

唯一參考zurn-450stdar
產品系列Backflow Preventers
產品組合Double Check Detector Assembly
類型对象（单个对象）
發佈日期2025-09-02
版本號1

連結

產品網址https://www.zurn.com/products/water-control/backflow-preventers/450stdar
安裝說明https://files.zurn.com/care-cleaning-install-warranty-sheets/is450st.pdf
產品認證http://www.zurn.com/products/water-safety/backflow-prevention/450stdar#Features
技術說明https://files.zurn.com/spec-sheets/bf-450stdar.pdf

相關

主材料不锈钢
次要材料不锈钢
設計國家/地區美國

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BIMobject 類別管道 - 阀门

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