Features non-rising stem resilient seated gate valves
Easy maintenance with single top access cover
Compact design and short lay length
Description
The 10 inch 2000SS-NRS double check valve backflow preventer assembly safeguards potable water from contamination in non-health hazard cross-connections. Featuring a lightweight 300 Series stainless steel body, non-rising stem resilient seated gate valves, and spring-loaded cam-check valves, it offers durability and low head loss. This lead-free unit is approved for horizontal or vertical 'flow up' installations and designed for easy maintenance via a single top access cover. With a maximum working pressure of 175 psi, it provides reliable protection against backflow due to backsiphonage and backpressure. Item number 0690531.
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Connections
This 10 inch double check valve backflow preventer assembly is equipped with flanged connections on both the inlet and outlet.
The flange dimensions are in accordance with AWWA Class D standards, ensuring compatibility with standard AWWA flanged piping systems.
This 10 inch double check valve backflow preventer assembly is designed to prevent the reverse flow of non-potable contaminated water from entering the potable water supply. It is suitable for non-health hazard applications and offers protection from contaminants at the service line entrance.
Features
Features a lightweight stainless steel body for reduced installation and shipping costs, also providing long-term corrosion protection.
Includes non-rising stem resilient seated gate valves (NRS shutoffs) for reliable operation.
Equipped with spring-loaded cam-check valves for efficient backflow prevention and low head loss.
Designed with a single top access cover with a two-bolt grooved style coupling for ease of maintenance.
Compact design and short lay length allow for installation in smaller vaults and enclosures, ideal for retrofit applications.
Approved for horizontal or vertical 'flow up' installation.
The product's wetted surface that contacts consumable water contains less than 0.25% of lead by weight.
No special tools are required for servicing.
Specifications
Size: 10 Inch
Main Valve Body Material: 300 Series Stainless Steel
All Internal Metal Parts Material: 300 Series Stainless Steel
What is the primary function of this backflow preventer?
This 10 inch double check valve backflow preventer assembly is designed to prevent the reverse flow of non-potable contaminated water from entering the clean, potable water supply in non-health hazard applications.
What is the maximum operating pressure and temperature for this assembly?
The maximum working pressure for this unit is 175 psi (12.06 bar). It is designed to operate within a temperature range of 33°F to 110°F (5°C to 43°C).
Can this backflow preventer be installed in any orientation?
Yes, this assembly is approved for installation in both horizontal and vertical 'flow up' positions. Its compact design and short lay length are ideal for various setups.
What are the main materials used in this backflow preventer?
The main valve body and all internal metal parts are constructed from 300 Series stainless steel for durability and corrosion resistance. The check assembly components are made from Noryl®.
Is this product considered lead-free?
Yes, the wetted surface of this backflow preventer assembly, which contacts consumable water, contains less than 0.25% of lead by weighted average, meeting lead-free requirements.
