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The Kadant Blog

Auxiliary Steam Equipment


Vacuum Breaker Best Practice: Keeping Contamination Out

Vacuum breakers are frequently installed with the air inlet port facing up. This orientation can lead to contaminants entering the steam system and potentially accumulating on the ball, seat, and cage area of the vacuum breaker.

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Kadant Johnson to Offer Donahue Steam Products

Kadant Johnson Inc. has expanded its corrugator steam and condensate handling systems to now include Donahue steam systems, Donahue steam traps, and corrugator audit services.

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How Does a Vacuum Breaker Work?

In this video, we demonstrate how a vacuum breaker allows air to enter a system to replace a change in volume that occurs during the steam-to-condensate phase change.

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Does your vacuum breaker experience sporadic periods of chattering and spit out condensate?

A newly installed steam injection water heater with a ½” vacuum breaker was experiencing sporadic periods where the vacuum breaker chattered rapidly and “spit out” condensate. Once the water heater reached its set point, the chattering stopped and did not reappear for hours. Chatter will eventually destroy the cage that holds the spring and ball-check in place on the vacuum breaker.

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