Windsor By-law 148-2025, s. 5.4.27(a) — Smoke Alarms Every dwelling unit shall be equipped with an approved smoke alarm(s) conforming to the current edition of the OBC regulations that shall be

Smoke Alarms Every dwelling unit shall be equipped with an approved smoke alarm(s) conforming to the current edition of the OBC regulations that shall be:

• Installed on every floor level in proximity of bedrooms and in conformance with the manufacturers’ instructions or recommendations for installation;
• (b) Clearly audible within sleeping areas even though the doors to the sleeping areas may be closed;
• (c) Either wired directly into the electrical system without a disconnect switch, or be battery powered. Sufficient additional replacement batteries shall be maintained nearby at all times as replacements for the smoke alarm, should it be battery powered so that at any given time such smoke alarm may have its battery or batteries replaced as warranted in order to keep it fully operational; and
• (d) Continuously operating, except during periods of unavoidable electrical power interruption or battery replacement, as the case may be.