Approved for Horizontal or Vertical "Flow Up" installation
Description
The AMES FIRE & WATERWORKS 2 1/2 inch Series 2000SS Double Check Valve Backflow Preventer Assembly (SKU 0690473) is designed to protect potable water systems from non-health hazard contamination. Featuring a lead-free, lightweight 300 Series stainless steel body and Noryl check assembly, it offers superior corrosion resistance and durability. This unit includes non-rising stem (NRS) resilient seated gate valves and spring-loaded cam-check valves for low head loss. Approved for both horizontal and vertical "flow up" installations, it operates up to 175 psi within a 33°F to 110°F temperature range. Its compact design and single top access cover ensure easy installation and maintenance.
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Connection Information
This 2 1/2 inch backflow preventer assembly features flanged connections for secure installation into your plumbing system. The flange dimensions are in accordance with AWWA Class D.
Designed for non-health hazard applications, it prevents backflow from cross-connections where water quality could be compromised by non-potable sources, protecting your main potable water supply.
Its compact and short lay length design is particularly suitable for retrofit installations and integration into existing pipe configurations.
This 2 1/2 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated or polluted water of non-potable quality from entering the potable water system. It is ideal for protection at cross-connections identified as non-health hazard applications and from other contaminants found at the service line entrance, in accordance with national plumbing codes and water authority requirements.
Key Features
Low Head Loss: Features a Cam-Check Assembly designed to minimize pressure drop.
Compact Design: Short lay length and overall compact construction are suited for retrofit installations and smaller vaults or enclosures.
Lightweight Stainless Steel Body: Weighs half as much as competitive designs, reducing installation and shipping costs while providing long-term corrosion protection and maximum strength.
Easy Maintenance: Single top access cover with a two-bolt grooved style coupling allows for servicing without special tools.
Installation Flexibility: Approved for both horizontal and vertical "flow up" installations (ASSE Only).
Installation: Horizontal or vertical "flow up" (ASSE Only)
Lead Content: The wetted surface contacted by consumable water contains less than 0.25% of lead by weight.
Materials
Main Valve Body: 300 Series Stainless Steel
All Internal Metal Parts: 300 Series Stainless Steel
Check Assembly: Noryl®
Flange Dimension: In accordance with AWWA Class D
Performance
Maximum Working Pressure: 175 psi (12.06 bar)
Temperature Range: 33°F - 110°F (5°C - 43°C)
Certificates & Approvals
Standards: AWWA C510-92, CSA B64.5
Approvals: ASSE 1015, cULus
FAQs
What is the primary function of the 2 1/2 inch 2000SS-NRS Double Check Valve Assembly?
This assembly prevents the reverse flow of non-potable, polluted water from entering a potable water system due to backsiphonage or backpressure, specifically for non-health hazard applications.
Is this backflow preventer lead-free?
Yes, the wetted surface of this product that contacts consumable water contains less than 0.25% of lead by weight, making it lead-free.
What materials are used in the construction of this backflow preventer?
The main valve body and all internal metal parts are constructed from 300 Series stainless steel for corrosion resistance, while the check assembly is made from Noryl®.
What are the installation options for the 2000SS-NRS assembly?
This backflow preventer is approved for installation in both horizontal and vertical "flow up" positions, according to ASSE standards. Its compact design is suitable for retrofit applications and smaller enclosures.
What are the maximum operating pressure and temperature limits for this device?
The 2000SS-NRS Double Check Valve Assembly has a maximum working pressure of 175 psi (12.06 bar) and an operating temperature range of 33°F to 110°F (5°C to 43°C).
