Protek 649 foam fixed monitor are designed to extinguish fires by creating a barrier that prevents oxygen from reaching the burning material. The foam is created by mixing water with a foaming agent, which creates a thick, sticky substance that covers the burning material.

Foam fixed monitor protek 649 are often used in areas where there is a risk of flammable liquid fires, such as chemical plants and fuel storage facilities.
Protek monitor 649 are also suitable for suppressing fires in areas where there is a risk of re-ignition, as the foam creates a barrier that prevents the fire from reigniting.