The failure to do routine maintenance on a key gate valve in the Hetch Hetchy water system contributed to the crisis that briefly cut deliveries in half last month, San Francisco's top utility ...

For multiple boiler installations, two stop valves are required. Typically, one of the two valves is a gate valve, and the other is commonly a stop-check valve. In lower pressure/temperature ...

Test the “street-side” valve where the water enters the house. Since that valve is just as old, test it to make sure it closes all the way and reopens again. Mineral deposits ...

PORTAGE, Mich. — A boil water advisory has been issued for parts of Portage. The city of Kalamazoo was repairing a water gate valve on Lorraine Avenue when a temporary loss of pressure occurred ...