3"backflow preventer

Established in 1983, Alsco Industrial Products, Inc. is an industrial plastics distributor in the west metro area of Atlanta Georgia. We have a knowledgeable and experienced team of sales, support, logistics and shipping/delivery personnel to help you with your product questions and your order in a timely manner. We carry thousands of products representing hundreds of manufacturers. We ship UPS, FedEx and LTL freight carriers throughout the United States. Our offices are open Mon - Fri 7AM to 5PM. Call us to discuss your order or any other questions you may have.

Series 7 dual check valves prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. It consists of a bronze body construction, with two plastic replaceable check valves, and stainless steel springs. Series 7 is designed for non-health hazard residential water system containment, continuous pressure applications. It is installed immediately downstream of the residential water meter, in a vertical or horizontal position. Check with local inspection authorities for installation requirements. Minimum Working Pressure: 10 PSI (69 KPA) Maximum Working Pressure: 150 PSI (10 BAR).

watts21/2backflow preventer

Note: Actuated and Flanged connection valves are special order with a 3-4 week average lead time. Flanged connection valves are non-returnable, see Refund Policy for details.

Asahi Part Numbers: 1210005, 1210007, 1210010, 1210012, 1210015, 1210020, 1210030, 1211030, 1210040, 1211040, 1212005, 1212007, 1212010, 1212012, 1212015, 1212020, 1212030, 1212040, 1213005, 1213007, 1213010, 1213012, 1213015, 1213020, 1213030, 1214030, 1213040, 1214040, 1215005, 1215007, 1215010, 1215012, 1215015, 1215020, 1215030, 1215040

WattsBackflow Preventer

The dual check backflow preventer shall meet the domestic requirements of ANSI/ASSE Standard 1024, and bear the seal of approval. It shall be bronze-bodied and include not less than one union, with the union nut drilled to accept a tamper-proofing lock wire. A brass identification tag indicating direction of flow shall be securely attached to the valve body by corrosion-resistant mechanical fasteners. The dual check shall be Watts Regulator Company series 7.

The Asahi/America ball check valve employs a free moving ball, which unseats to permit flow in one direction, but seals against a seat to prevent backflow. It may be installed vertically or horizontally. Also available as foot valve for suction side of pump.

Watts LF00921/2

Backflow Preventer Dual Check Valve, Series/Model: Series 7, Nominal Size: 1/2 IN, Connection Type: FNPT Union X FNPT, Pressure Rating: 150 PSI, Temperature Rating: 33 - 180 DEG F, Bronze Body Material, Trim Material: Silicone Disc, Seal Material: Buna-N, Industry Standards: ANSI/ASSE 1024, CSA B64.6 Certified, 2-3/8 IN Width, Lead Free: No, Other Physical Dimension: 4-3/8 IN Length

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