What does Kennedy Valve do?

In the 135 plus years since its founding, Kennedy Valve has expanded to be a full-line waterworks valve and hydrant manufacturer, supplying resilient seated gate valves, fire hydrants, check valves, butterfly valves, indicator posts, grooved butterfly valves and an assortment of related products and appurtenances.

Who makes Kennedy valves?

McWane, Inc.
In 1988, McWane, Inc. of Birmingham, Alabama purchased Kennedy Valve. Kennedy Valve manufactures a full range of both AWWA waterworks products and UL/FM products for fire suppression including fire hydrants, gate valves, butterfly valves, check valves, grooved butterfly valves, and indicator posts.

How much is an old fire hydrant worth?

Many municipalities sell their old hydrants at scrap value, currently around $0.03 per pound, making the above ground section worth very little. Typical prices paid to water departments for an old hydrant range from $5 to $35 in scrap fees.

Where are Kennedy valves made?

Elmira, N. Y.
Kennedy firm becomes the Kennedy Valve Manufacturing Co. The Kennedy Valve business continues to develop rapidly, and a larger, more modern plant is built on a 20-acre site in Elmira, N. Y. — now 52.59 acres. Kennedy Valve expands with the addition of a brass foundry.

What is the purpose of a post indicator valve?

Installed in the main water line serving a building, the Post Indicator Valve (PIV) is a valve used to control the water supply to the fire sprinkler system. Most commonly a raised post, the PIV is found in the yard near the building or mounted on the outside of the building.

What is an OS&Y gate valve?

One type of valve commonly used to control water flow to fire sprinkler systems is known as an OS&Y gate valve. OS&Y means “outside stem and yoke” or “outside screw and yoke”. Raising the gate allows water to flow through the valve while lowering the gate cuts off the water flowing through the valve.

What is AWWA C515?

The AWWA C509 design standard was developed based on the physical characteristics of cast iron while AWWA C515 was developed based on the more robust physical characteristics of ductile iron. AWWA C509 standard was developed in 1980 to formalize the design standard for resilient seat valves for water and waste water.

Is a post indicator valve required?

NFPA 24 regulates system requirements between water supply mains and service entries into a building. Starting with the 2010 edition, however, NFPA 24 stopped mandating the exclusive use of post indicator valves for isolating a building’s fire protection systems. Instead, the 2019 edition of NFPA 24 (6.2.

How do you know if a gate valve is open or closed?

As the operator rotates the handle counterclockwise, the stem lifts out of the handle, opening the gate. A clockwise rotation of the gate moves the stem back into the gate and closes the valve. When the stem is no longer protruding beyond the handle, the gate valve is closed.