Typically, one of the two valves is a gate valve, and the other is commonly a stop-check valve. In lower pressure/temperature applications, a solid wedge gate valve can be used, while a flexible wedge ...

Automatic Room Temperature Control Valves balance low-pressure steam or hot water systems and control the room temperature within ±1 degree F, states the manufacturer. They have a “memory disc,” which ...

The valves were sold by authorized distributors around the country between October 2006 and July 2009, typically as replacement parts. Details at 888-272-4649, www.watts.com or www.cpsc.gov .

But these conditions can compromise the reliability of your mission-critical solenoid valves, which must be able to withstand extremely cold conditions—often unattended. Even low-temperature ...