Read more about each fog cannon or smoke cannon here:

FOQUS - a fog cannon for small spaces of less than 25 sq m. Such as private residences, summer homes or server rooms

PROTECT 600 - for spaces like standard offices, small shops or private residences. Covers up to 600 m3 in 60 seconds.

PROTECT 1100 for spaces like office environments, large shops, supermarkets or stockrooms. Covers up to 1100 m3 in 60 seconds.

PROTECT 2200 for spaces like large warehouses or shopping centres. Covers up to 2200 m3 in 60 seconds.