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Ontario Building Code (OBC) Technical Repository

2024 Ontario Building Code: HVAC Fire Safety and CO Alarm Requirements for Residential Projects

2024 Ontario Building Code: HVAC Fire Safety and CO Alarm Requirements for Residential Projects
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Sarah's Expert Insight

OBC Compliance Specialist

"Compliance with CO alarm placement and duct fire-stopping is one of the most scrutinized areas during inspections in London, Oakville, and Muskoka. At empcontracting.ca Inc. your construction contractor in London, Ontario, we emphasize that these aren't just 'check-box' items; they are essential life-safety components that must be integrated early in the mechanical design phase to avoid costly retrofits."

Safety and Compliance with the 2024 Ontario Building Code

Ensuring your property adheres to the latest safety standards is paramount for any renovation or new construction. As empcontracting.ca Inc. your construction contractor in London, Ontario, we strictly follow the 2024 Building Code Compendium to guarantee the safety of your HVAC and air handling systems.

6.9.2. Smoke Detectors and Exhaust Systems

Per Article 6.9.2.2., smoke detectors must be integrated into air handling systems where required to prevent smoke circulation during an emergency. Additionally, specific regulations (6.9.2.3.) govern exhaust ducts in high buildings and vertical service spaces to maintain fire compartment integrity. Our team ensures that any duct penetration through fire separations in exits is executed in accordance with Article 3.4.4.4., utilizing approved designs for rooftop air make-up units where applicable.

6.9.3. Mandatory Carbon Monoxide Alarm Locations

Section 6.9.3. provides critical life-safety requirements for residential and care occupancies. Carbon monoxide (CO) alarms are mandatory if your building contains a fuel-burning appliance, a flue, or an attached storage garage. According to Section 6.9.3.2., these alarms must be installed:

  • Adjacent to every sleeping room within a suite.
  • On every storey that does not contain a sleeping room.
  • In the main area of suites consisting of combined living and sleeping quarters.

Whether you are building a new multi-unit residential property or upgrading a suite, empcontracting.ca Inc. your construction contractor in London, Ontario ensures these sensors are positioned for maximum detection and compliance.

Disclaimer: This content is generated from the Ontario Building Code for educational purposes. Always consult with a licensed professional engineer or your local building department before starting any construction project in London, Ontario.

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