Apollo® check valves in the 61-600-A0 Series have 2-inch copper tubing at both ends to allow installation in seconds, using the Viega no-solder ProPress™ crimping system, states the manufacturer. They are available in 1/2- to 2-inch sizes. These check valves feature a spring-loaded check for faster seating action, states the company. They feature an all-bronze body, stainless steel springs, and elastomeric seats. According to the manufacturer, the springs are fully protected from the flow stream and the valves do not require radial alignment.

Conbraco, P.O. Box 247, Matthews, NC 28106; 704-841-6000; 704-841-6020 (fax); conbraco@conbraco.com; www.conbraco.com.

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