Reaction to fire tests Reaction to fire tests are used to see whether a material fuels the fire and helps it to spread or not. Non-combustibility Test, EN ISO 1182. Test material: Rockwool insulation. The specimen is exposed to 750oC for 30 minutes. A severe test. ISO 9705 Room Corner Test Single Burning Item Test Non-combustibility Test Calorific potential test Small flame test Brandschacht test DIN Furnace test IMO Non-combustibility test