8 C200-DOSY

Item Number: 0206480
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$17,569.55
Special Order
When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Ames
  • Size: 8 inch
  • Housing Material: 304 Stainless Steel
  • Shutoff Valves: Domestic OSY Resilient Seated Gate Valves
  • Check Valve Type: Tri-Link Checks for lowest pressure loss
  • Maximum Operating Pressure: 175 psi
  • Lead Content: Less than 0.25% by weight
  • Installation: Horizontal, Vertical up, or N-Pattern
  • Approvals: ASSE 1015, AWWA C510-97, UL, FM

Description

The Colt 8 inch Lead Free Double Check Valve Backflow Preventer Assembly is designed to prevent non-potable water from entering the potable water supply in non-health hazard applications. This compact and lightweight unit features a 304 stainless steel housing and sleeve, patented Tri-Link check valves for low pressure loss, and domestic OSY resilient seated gate valves. It supports horizontal, vertical up, or N-pattern installations. Approved by ASSE 1015, AWWA C510-97, UL, and FM, this assembly offers a maximum operating pressure of 175 psi and contains less than 0.25% lead by weight for compliance.

Help Me Connect

Installation Flexibility

  • This double check valve assembly is approved for installation in horizontal, vertical up, or "N" pattern configurations. Always align the assembly according to the flow arrow.
  • Groove fittings facilitate integral pipeline adjustment for easier connection.

Integrated Supervisory Switch

  • The OS&Y model includes an option for an integrated supervisory switch on each gate valve, which can be connected for tamper detection and system monitoring.
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Additional Details

This Colt 8 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of non-potable water from entering the potable water supply system due to backsiphonage or backpressure.

It is suitable for continuous pressure service and protection at cross-connections identified as non-health hazards, guarding against non-toxic contaminants at the service line entrance.

Features

  • Extremely compact design, approximately 70% lighter than traditional designs
  • Housing and sleeve constructed from 304 (Schedule 40) stainless steel
  • Includes domestic outside stem and yoke (OSY) resilient seated gate valves and four test cocks
  • Patented Tri-Link check modules provide the lowest pressure loss and are removable without special tools for easy serviceability
  • Groove fittings allow for integral pipeline adjustment
  • Approved for horizontal, vertical up, or N pattern installations
  • Features replaceable check disc rubber
  • The OS&Y model includes an option for an integrated supervisory switch on each gate valve

The wetted surface of this product that contacts consumable water contains less than 0.25% of lead by weight.

Specifications

  • Size: 8 inch
  • Housing & Sleeve Material: 304 (Schedule 40) Stainless Steel
  • Shutoff Valve Type: Domestic Outside Stem and Yoke (OSY) Resilient Seated Gate Valves
  • Check Valve Type: Patented Tri-Link Checks
  • Elastomers: EPDM, Silicone, Buna 'N'
  • Tri-Link Checks Material: Noryl®, Stainless Steel
  • Check Discs Material: Reversible Silicone or EPDM
  • Test Cocks Body Material: Lead Free* Bronze
  • Pins & Fasteners Material: 300 Series Stainless Steel
  • Springs Material: Stainless Steel
  • Maximum Working Pressure: 175 psi (12.1 bar)
  • Temperature Range: 33°F - 140°F (0.5°C - 60°C)
  • Lead Content: Less than 0.25% by weight

Certifications & Approvals

  • ASSE 1015
  • AWWA C510-97
  • UL Classified
  • FM Approved
  • Approved by the Foundation for Cross-Connection Control and Hydraulic Research at The University of Southern California (FCCCHR-USC)
  • CSA B64.5

FAQs

What is the primary purpose of this 8 inch double check valve assembly?

This assembly is designed to prevent the reverse flow of non-potable water into the potable water supply system, protecting against backsiphonage and backpressure in 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, complying with Lead Free installation requirements.

What type of shutoff valves are included with this assembly?

The assembly includes domestic Outside Stem and Yoke (OSY) resilient seated gate valves, which also feature an option for an integrated supervisory switch.

Can this assembly be installed in different orientations?

Yes, it is approved for horizontal, vertical up, or "N" pattern installations, allowing flexibility to match various plumbing configurations.

Are special tools required to service the Tri-Link check modules?

No, the Tri-Link Check modules are designed to be removable and serviceable without the use of special tools, simplifying maintenance.

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