The Ontario Building Code | Roof Covering Classification
3.1.15.1. Roof Covering Classification
(1) A roof covering classification shall be determined in conformance with CAN/ulc-S107, "Fire Tests of Roof Coverings".
3.1.15.1. Roof Covering Classification
(1) A roof covering classification shall be determined in conformance with CAN/ulc-S107, "Fire Tests of Roof Coverings".
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