Windows in Stairways
For windows located in stairways in residentional construction, is the OBC minimum sill height above a landing before guard design is required 1070mm see 9.8.8.1.(7) or 900mm see 9.8.8.1.(8) or other?
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The key language is in Clause (8) "in dwelling units". The 1080mm is in public spaces such as stairwells in multi unit buildings, while the 900mm is specifically within dwelling units.