Leadership

WHAT’S NEW

Issue 5 and Volume 127.

WHAT’S NEW Manufacturers’ Products Relief Valve Jaffrey Fire Protection Company, Inc., announces a newly designed incoming gated relief valve for use with 4, 5 and 6-inch-diameter supply line hose. The Jaffrey valve combines a relief valve with an air bleeder and gate valve. It allows hookup of main water supply to the suction side of a pumper without having to shut down while working off the booster tank. Once hookup is completed, the air in the line is bled off, the gate opened and the booster tank back-filled. Flow of water is never interrupted in tieing in to the main stream. This valve is equipped with an adjustable relief valve to guard against water hammer. It is constructed of cast aluminum alloy, 4 and 5-inch-diameter forged Storz quarter-turn fittings with 4, 4 1/2, 5 and 6-inch NST female swivel threads. Other threads are available on request and the valve is…

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