Kadant Johnson vacuum breakers provide a simple, dependable way to relieve unwanted vacuum which may develop in a closed vessel or pipeline. They can be used to prevent contamination from back siphonage in fluid handling systems, and to protect equipment against collapse or implosion. They combine tight closing with instant response, provide large air venting capacity, and are designed for easy installation and long service life.
- Available in sizes from 3/8" to 1-1/2"
- Positive closing, low breakaway
- Quiet, trouble-free operation
- Easily installed, easily maintained
- Rigorously tested
- Brass & stainless steel body material
