A water main curb valve also known as a curb stop box is used to control the water supply from the city water main to inside the building.
Water curb stop valve.
Plumbersstock carries ay mcdonald b k mueller orbit curb stop valves.
It is required on any line over 2 in diameter or any line that provides fire protection for the building.
This valve is used to start or stop the flow of liquid from the main water line.
Shutting off a fixture shutoff valve won t control the flow of water at that point because it s after the break so you would need to shut off the water at the curb stop which is also referred to as the main shutoff valve.
All new curb valve installations are required to be installed two feet from the curb when possible on all fire sprinkler mains as well as domestic water services over two inches in size.
These products provide years of trouble free service without replacement or special attention helping to control rising maintenance costs.
A curb stop valve also known simply as a curb valve is not required on all water service lines in nyc.