Heating, Ventilation and Air Conditioning
A building permit is required for any alterations or proposed new heating, ventilation and air conditioning (HVAC) installations. (Refer to When Building Permits are not Required)
Designer requirements
Drawings that are prepared by a qualified designer (as defined in the Ontario Building Code) must include:
- The qualified designer's name
- The qualified designer’s registration number
- The qualification identification number of the qualified designer (Building Code Identification Number: BCIN)
- The qualified designer's signature
- The stamp or statement that the qualified designer has reviewed and taken responsibility for the design activities
Property owners may prepare and submit drawings that follow the requirements outlined in the “drawing requirements” section below.
Drawing requirements
A PDF copy of the construction drawing must be provided.
All drawings must be provided on standard-sized sheets to a minimum scale of 1:75 or 3/16ths equals one foot.
Drawings are to be fully dimensioned, signed and dated, and include information such as:
- Mechanical layout
- Heat loss or gain calculations
- Air leakage calculation and summary including F-280 forms and mechanical ventilation design summary
Additional requirements
- Commonly Used Applicable Laws & Building Permits (PDF)
- Building Permit Applicant Authorization Form (PDF)
- Schedule 1 Designer Information Form (PDF)
- Energy Efficiency Design Summary Form (SB-12 Compliance Requirements) (PDF)
- Any other documents that are important for the project