Testing and Inspection >> Fire Testing of Building Products >> Propensity to Undergo Continuous Smouldering

Building product’s propensity to undergo continuous smouldering EN 16733

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This test method is intended for all building products classified according to EN 13501-1. Criteria concerning continuous smouldering are not shown in the classification standard because not all material have the propensity to undergo continuous smouldering. Requirement of testing materials propersity to undergo continuous smouldering will be in the relevant product standards.

Test specimen is mounted vertically and exposed to gas flame for 15 min. Smouldering is detected by measuring temperatures with six thermocouples which are positioned on the center line of the test specimen at 100 mm intervals.

Smouldering to the top or either vertical side edge of specimen, ignition of specimen and temperature rise of thermocouples are observed during the test.

If the test specimens ignites in the beginning of test according to the criteria of the standard, this test method is not suitable for the product.

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Fire safety regulations in Finland

Regulations and guidelines concerning fire safety of buildings are shown in E1 the National Building Code of Finland, degree of the Ministry of the Environment on fire safety of buildings.

E1 the National Building Code of Finland (in Finnish)