L&L Backflow Prevention Testers

L&L Backflow Prevention Testers We test and repair backflow preventers in Westchester, Putnam, Dutchess, Orange, and Rockland Counties of NY. Family owned and operated since 1985.

Also hydrant flushing, testing, and repairs, water pressure resolution, underground locating, and water main/wet taps. Serving clients in Westchester, Rockland, Putnam, Orange, and Dutchess counties in New York State. L&L performs annual testing of residential and commercial backflow systems and any needed repairs. If you need your backflow prevention device tested or repaired, call L&L today!

What is a backflow prevention device, and how does it work?
06/16/2023

What is a backflow prevention device, and how does it work?

In 1933, Chicago hosted the World’s Fair and, unintentionally, a backflow disaster. The sewage and plumbing systems in Chicago at the time were undersized, and the influx of visitors led to disease caused by a contaminated water supply. Around 100 deaths and over 1000 cases of amoebic dysentery la...

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PO Box 6
Port Chester, NY
10573

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