Caleffi 573493A Backflow PreventerCaleffi 573493A is a high quality backflow preventer designed to safeguard drinking water and protect plumbing systems from contamination. It features a 1 2 in Sweat NPT female connection, offering flexible installation options for sweat (solder) or threaded configurations. Built by Caleffi, a trusted name in plumbing components, this backflow preventer delivers dependable performance in a compact, durable package. Designed for reliability in

Compatibility with Honeywell VR8200C3005

Temperature ratings reach 180°F AC / 150°F DC

and water automation

making it a versatile choice for many installations

designed to meet the demands of residential

With a 2-gallon capacity and dimensions of 8 in

AO Smith replacement part compatible with common models

mid-point grounded device delivers stable performance

Key materials and construction provide durability and reliability in wet service

Shank Size: 1

Its compact footprint and straightforward integration with standard gas lines make installation quick and maintenance minimal

Designed for durability and precise operation