How does a foam proportioner work?

Our new demo stand makes it easy to explain the functioning principle of a foam proportioner. This system is a miniature of a warehouse equipped with a proportioner, a monitor and a sprinkler system.

[@abbeybominable7397]

Thanks for this demonstration. Your mechanical proportionner is a great improvement and a genius innovation for yours foam extinguishing systems,
this for a secure fonctionning.

[@DHunter_47]

The Kingdom of God is at Hand
John 3:16
King James Version
16 For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life.