Oct 29, 2020 · In short, post indicator valves (PIVs) are sturdy, above-ground access and operator valves used for automatic sprinkler systems and wet standpipe systems whose main water supply valves are located underground.

Oct 6, 2020 · Post indicator valves (PIV) play an important role in many fire protection systems, opening and closing the water supply from outside the building. But in 2010, the National Fire Protection Association’s (NFPA’s) post indicator valve requirements changed.

Post indicator valves (PIV) provide a means to operate a buried or otherwise inaccessible non-rising stem (NRS) gate valve.

Nov 29, 2024 · Also known as a Post-Indicator Hydrant (PIH) or Indicator Post Valve, its primary function is to control the flow of water from an underground water main to a fire hydrant, sprinkler system, or other fire suppression devices.

Jul 10, 2020 · If the hydrant is not live, a street key can be used to open the valve. We do require a PIV if there is more than one hydrant controlled on the same line, then each hydrant would also have their own street valve so the hydrant can be worked on …

Jul 24, 2019 · Post-indicator valves have long been used to stop the flow of water into a building during developed stages of a fire. Exterior wall collapse of a burning building poses a threat to break water supply mains as well as create many openings to the water supply.

Dec 30, 2024 · That’s why, today, we’ll help you familiarize yourself with these guidelines, giving you the info necessary to optimize your Kennedy PIV installation for both effectiveness and regulatory compliance.

A post indicator valve functions to control the water flow to control fire systems such as hydrants and sprinklers that are located in or near public or private buildings, factories, and warehouses, to protect the structures from fires.

Jan 26, 2015 · A postindicator valve (PIV) (photo 1) is commonly used as the valve operator for automatic fire sprinkler and standpipe systems, where the system main valve is located underground outside the building.

Sep 16, 2020 · One option you could consider is adding a Post Indicator Valve, or PIV, to that part of your system. But what is it, how does it work and where should you add it? In this post, we'll discuss some of the range of options and benefits of the American Flow Control IP16 Indicator Post Valve to help get you started.