There are several things to be taken into account, when choosing fire extinguisher: fire ratings, fire classes, fire agent and its conformity with environmet where it is placed. This is short guide to see main things to be evaluated before final choise.

1. Fire classes and ratings
When choosing fire extinguisher it is important to gather information about extinguisher
suitability to certain area and extinguisher ability to extinguish specific materials and its
volumes.
Fire class What kind of materials can be extinguished?
A Solids - wood, paper, textiles, etc.
B Liquids - gasoline, oil, grease, alcohol, etc.
C Gases - natural gas, propane, methane, etc.
*VALPRO fire extinguisher are suitable for low voltage (under 1000V) electric equipment
extinguishing with at least 1m distance
Fire extinguisher volume EN3-7 standard min. fire
ratings
VALPRO extinguishers
fire ratings
1 kg 5A/ 21B 8A/ 34B/ C
2 kg 8A/ 32B 13A/ 89B/ C
3 kg 13A/ 55B 13A/ 89B/ C
4 kg 13A/ 70B 21A/ 133B/ C
6 kg 21A/ 113B 34A/ 233B/ C
6 L 8A/ 113B 13A/ 113B
9 kg 27/ 144B 34A/ 233B/ C
9 L 13A/ 183B 21A/ 183B
12 kg 43A/ 183B 55A/ 223B/ C

2. Fire class ratings
Fire class ratings indicate fire extinguisher ability to extinguish specific amount of material in context
of each fire class.
Remember!
Higher number next to the class identifying letter (A,B) means ability to extinguish
bigger amount of material or area.
Class A fire ratings
Class B fire ratings