OSFM Code Interpretations

Code Interpretations - Appeals - Formal Interpretations - Guidance Papers
Interpretation Code Type Edition
0602.1 - Plenums Versus Habitable Rooms Mechanical
0602.2.1 - Materials Exposed in Plenums of Dwellings and Townhouses Mechanical 2012
0603.4 - Bathroom Exhaust Duct Material For Dwellings and Townhouses Mechanical 2012
0603.5 - Bathroom Exhaust Duct Material For Dwellings and Townhouses Mechanical 2012
0603.6 - Clarification of Flexible Air Duct and Flexible Air Connector Mechanical 2012
0603.9 - Internal Sealants and Factory-Installed Gaskets Mechanical 2012
0603.10 - Installation of Factory-Made Flexible Duct on Ceiling Joists Mechanical 2012
0603.10 - Support of Flexible Factory-Made Air Duct Mechanical 2012
0603.14 - Flexible Air Duct and Air Connector Ground Clearance Mechanical 2012
0603.18 - Number of Returns for a Forced Air Heating or Cooling System Mechanical 2012
0603.18 - Return Air Requirements for Multi-story Dwelling Unit Mechanical 2012
0606.2.2 - Smoke Detector for Common Supply and Return Air Systems Mechanical 2012
0607.4 - Fire Damper Access Requirements Mechanical 2012
0607.6.2 - Dryer Duct Rated Assembly Membrane Penetrations Mechanical 2012
0917.2 - Commercial Range in Dwelling Mechanical 2012
0917.3 - Commercial Range in Dwelling Mechanical 2012
0101.2- Closed Crawl Space Moisture Control – Permitting and H3 Licensure Mechanical 2018
0304.1 - Compatible Properly Matched Partial Replacement of a Split System Heat Pump or Air Conditione Mechanical 2018
0304.1 - Partial Replacement of a Split System Heat Pump or Air Conditioner Mechanical 2018
0304.10.3 - Bricks and CMU Used as Mechanical Equipment Supports Mechanical 2018
0304.11 - Guard Requirements for Rooftop HVAC Equipment Mechanical 2018
0306.5 - Access for Commercial Kitchen Roof Top Exhaust Fans Mechanical 2018
0307.2.3 - Auxiliary and Secondary Drain Systems Mechanical 2018
0307.2.3(1) - Auxiliary Drain Pan Size Requirements Mechanical 2018
0308.4.2 - Listed Type I Hood Clearance to Combustibles Mechanical 2018