The Ontario Building Code requires that any substantial HVAC changes be designed by a qualified designer and any heating appliances must be size according to CSA-F280-12. This is a new standard designed to reduce emissions and improve energy efficiency. Canada HVAC Design specializes in calculating these complex algorithms for you. The calculations done by hand could take over a week to perform!
Yes, most building permits will require a heat loss / gain calculation. A building permit will not be issued without it in most cases if required. We can help, we can quickly get you the design you need to get that building permit.
A: In most cases, no. The law says that only an appliance designed for outdoor temperatures/use can be used outside of a building envelope. Canada HVAC Designs knows how to address this situation, and has several solutions for your specific project.
A: Canada HVAC Designs can help you with that. We will design the most cost efficient solution for your project, If the building is less than 5 years old it may need a seperate furnace to comply. However, if older we can quickly add a feature that will allow you to share the furnace between units saving you a substantial amount of money.
A: In Ontario, the duct size for exhaust fans is dictated by part 9.32, Table 220.127.116.11: