Lead Free: Wetted surface contains less than 0.25% lead
Installation: Horizontal, Vertical, N Pattern
Compact modular design for easy maintenance
Description
The Colt 8 inch stainless steel double check valve backflow preventer assembly prevents non-toxic pollutants from entering potable water supply systems. This Lead Free unit features a durable 304 stainless steel body, two Tri-Link Check modules for lowest pressure loss, and non-rising stem (NRS) resilient seated gate valves. It has a maximum operating pressure of 175 PSI and is designed for compact horizontal or vertical installation. Groove fittings allow for integral pipeline adjustment, and a single access sleeve simplifies maintenance. Approved by FCCCHR-USC and AWWA C510-97.
Help Me Connect
Connections
This 8 inch double check valve assembly features groove end connections for integral pipeline adjustment.
The assembly is designed for installation in horizontal, vertical, or N pattern orientations, according to the flow arrow on the unit.
This Colt™ 8 inch stainless steel double check valve backflow preventer assembly is designed to prevent the reverse flow of objectionable but not toxic water from entering the potable water supply system.
It is ideal for protection at cross-connections identified as non-health hazards, preventing backflow due to backsiphonage or backpressure.
Key Features
Compact modular design with a single access sleeve for easy maintenance
Constructed with a stainless steel body for durability
Includes two independent Tri-Link Check modules, offering the lowest pressure loss
Features non-rising stem (NRS) resilient seated gate valves and four test cocks
Groove fittings allow integral pipeline adjustment
Approved for horizontal or vertical installation in accordance with the direction of the flow arrow
The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight, meeting Lead Free* installation requirements.
Test Cocks: Ball Valve Type, Lead Free* Bronze Body
Pressure Rating: 175 PSI (12.1 bar) Maximum Operating Pressure
Temperature Range: 33°F – 140°F (0.5°C – 60°C)
Lead Content: Wetted surface contains less than 0.25% lead by weight
Installation Orientation: Horizontal, Vertical, N Pattern
Access: Single Access Sleeve
Elastomers: Reversible Silicone or EPDM Check Discs
Certificates & Approvals
Approved by the Foundation for Cross-Connection Control and Hydraulic Research at The University of Southern California (FCCCHR-USC)
AWWA C510-97
FAQs
What is the primary purpose of this double check valve assembly?
This double check valve assembly is designed to prevent the reverse flow of objectionable but non-toxic pollutants from entering the potable water supply system due to backsiphonage or backpressure.
What type of shutoff valves are included with this assembly?
This assembly includes non-rising stem (NRS) resilient seated gate valves for reliable shutoff control.
What material is the body of the backflow preventer made from?
The body of this backflow preventer is constructed from durable 304 (Schedule 40) stainless steel.
Can this backflow preventer be installed in any orientation?
Yes, this assembly is approved for horizontal, vertical, or N pattern installations, provided it aligns with the flow arrow on the unit.
What is the maximum operating pressure and temperature range for this device?
The maximum operating pressure for this assembly is 175 PSI (12.1 bar), and it can operate within a temperature range of 33°F to 140°F (0.5°C to 60°C).
