CSA A277 “Procedure for Certification of Prefabricated Buildings, Modules, and Panels”

National Building Code of Canada, Part 9

CSA C22.1 Canadian Electrical Code, Part I, “Safety Standard for Electrical Installations”

National Plumbing Code of Canada

Note 1: Unless otherwise specified, the Standards/Codes noted are the most current versions in effect.

Note 2: Various provinces and territories have amendments to the national building code, jurisdictions may require structures to comply with provincial/municipal codes in lieu of the national building codes, the local AHJ should be consulted on the applicable requirements.

Modular Homes

All markings must be permanent and visible after installation.
1. The QAI label (item 1067, black with gold, 3-1/2” diameter) is normally located in close proximity to the electrical panel and includes:
− Certification label serial number
− QAI certification logo with the “C” Identifier
− “Modular Homes”
QAI logo shown here:

2. The specification nameplate (item 1068, 8-1/2” x 14” size) is located in close proximity to the electrical panel and includes:
− Manufacturer’s Name and Address
− Date of Manufacture
− Model Serial Number or Product Code
− Foundation Type (Perimeter Foundation Wall or Piers)
− Floor live Load
− Specified Snow Load (1/50)
− Seismic Response Sa (0.2)
− Hourly Wind Pressure (1/50)
− Envelope Effective Thermal Resistance
− Windows/Doors/Skylights Thermal Characteristics
− Outside Design Temperature (Heal Loss or Heat Gain)
− Factory Installed Appliances
− Site Installed Components, Assemblies, and Systems
− Electrical Systems Voltage, Frequency, and Amperage

3. Other Markings as required by the relevant codes.

Note 3: The QAI label and specification nameplate are available from QAI and must be applied at the factory.

Single family and multi-family dwellings classified under one major occupancy (Group C – Residential), constructed in single or multiple modules, up to a maximum 3-storey configurations. Modular homes under this scope have a building area not exceeding 600m².

Multi-family dwellings are designed and constructed within the limitations of Part 9 with vertical fire and sound separations. This listing does not include commercial/industrial units, apartment buildings, hotels, motels, panelized homes/buildings, and/or buildings with multiple major occupancies.

For a full list of structures covered under the above Occupancy Classification, please refer to Division B, Notes to Part 3, A-3.1.2.1.(1) Major Occupancy Classification in the National Building Code of Canada.

Structural:
Conventional Wood Frame Construction within the limitations of Part 9 the National Building Code. May include structural framing designed in accordance with Part 4 of the National Building Code.

Electrical Ratings:
120/240V, 60Hz, 200A Max.

Heating/Ventilation:
Electric Baseboard Heaters. Modules may be equipped with central forced-air furnace and air conditioning. Units are equipped with electric baseboard heaters and Heat Recovery Ventilator.

Plumbing:
Conventional drainage and venting systems to a maximum of 240 hydraulic fixture units.

Gas Systems:
None

Notes:
Modular Homes included in this listing are manufactured at a central facility and transported to the site. These modules must include provisions for on-site interconnections, connection to municipal services (water and sewage) and electrical power supply. QAI certification covers the construction of the modular homes including any factory installed plumbing and electrical services, appliances, equipment and fixtures. QAI certification is intended to obviate the necessity of further inspection by the local regulatory authorities except for site connections to services or to other modules and for site installed features.

Site installation of products must be done according to manufacturer’s installation instructions and in compliance with the requirements set by the local authority having jurisdiction.