IS 19306 : 2025 Fire Performance for Thermal Insulation Materials to be used in Building Equipment or Building Structures — Methods of Test
New Standard from Last Update.
1. SCOPE
1.1 This Indian Standard checks the fire performance of the material and classifies the product in Class ‘0’ Fire Rating by prescribing the method of test for fire propagation for thermal insulation materials in addition to the testing of material as per IS 13286 for surface spread of flame.
1.2 This test can be carried out only after the material has passed the test for Class ‘1’ Fire Rating as per IS 13286.
1.3 The material shall be classified as Class ‘0’ if the material is a Class 1 material as per IS 13286 and has a Fire Propagation Index I of not more than 12 and Sub-Index i1, of not more than 6 as per test method described herewith.
2. REFERENCES
The standards given below contain provisions which through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below:
IS No. Title
IS 3069 : 2020 Glossary of terms, symbols and units relating to thermal insulation materials (second revision)
IS 13286 : 2025 Surface spread of flame for thermal insulation materials — Methods of test (first revision)