Caleffi 573493A

Caleffi 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 residential and light commercial applications, the 573493A provides precise backflow protection and easy integration into standard piping. The 1/2 in size makes it compatible with common supply lines, while the sweat and NPT female connections simplify retrofit and new installations alike. With robust construction and tight seals, it helps reduce risk of back-siphonage and back-pressure in potable water systems.

• 1/2 in Sweat/NPT female connections for versatile installation
• Durable construction built to last in demanding environments
• Compact footprint for tight spaces and easy mounting
• Reliable backflow prevention to protect potable water
• Ideal for residential and light commercial plumbing projects