Where is the free access to NBC part 9.27.3.2?

Free access to NBC (National Building Code) part 9.27.3.2 can typically be found on the official website of the organization responsible for its publication, such as the National Research Council of Canada or other relevant governmental bodies. Additionally, local libraries or academic institutions may provide access to these codes. It's advisable to check these resources or contact local building authorities for specific access options.