Attic ventilation Toronto is required by the Ontario Building Code. This code mandates one-foot square vents for every 150 square feet of floor space. This area can increase up to 300 square feet per vent. Attic floor space is often over 300 square feet, so it is essential to balance intake and ridge vents for a proper vapor barrier. Using a 50-50 split for air induction will help the intake and exhaust vents work in harmony.

Soffit vents

Soffit vents for attic ventilation come in many different styles and sizes. Aluminum strip vents measure three inches wide by eight feet long and are a quick, easy way to ventilate rafter bays. They are available in silver, brown, and white, and cost about $3 each for an 8-foot length. To install soffit vents, draw parallel lines down the center of the soft and overlap each cutout by about 1/2 inches on each side.

Not only will soffit vents help with cooling in the summer, but they will also help prevent moisture and heat from building up in the attic. Excessive heat and moisture in the attic will eventually lead to mold and wood rot, and even the failure of the roofing material. This is why it’s important to have attic ventilation. By preventing moisture buildup, soffit vents will keep your roof cold and prevent ice dams.

Soffit vents are a great way to get fresh outdoor air into your attic. These vents will also allow trapped attic air to exit to the outdoors. If you don’t have proper ventilation in your attic, your home can develop a pungent odor. This smell can permeate the rest of your home. If you notice a foul smell, your vents may be blocked and need to be replaced.

Gable vents

Gable vents can either be functional or decorative. Functional gable vents offer maximum airflow while decorative gable vents add aesthetic value. The latter is often installed in an existing opening. Decorative gable vents feature sun-rays that flow through the center of the bottom. The slats of this type are solid but open a half-inch, allowing some air to flow through.

While gable vents have the potential to cool an attic, they’re only useful if they’re installed with a cross breeze that blows hot air out the other side of the roof. These vents should be installed together with soffit vents for maximum effect. However, the latter option is not always the best choice for homeowners. It’s important to note that passive venting systems will help you save money and maximize roof space.

Choosing gable vents is an excellent option for attic ventilation because they can provide a wide range of benefits, including energy savings. They’re affordable and require minimal maintenance. The resulting lower energy bills will be well worth the cost. Aside from saving you money, gable vents also look good and can improve the appearance of your home. However, before installing gable vents, be sure to consult with a professional.

Spray foam ventilation

Adding spray foam to the attic is a very good option if you want to increase energy efficiency and reduce your heating and cooling bills. It is applied to the attic ceiling, not the flooring, and insulates the space from outside weather. The spray foam creates a barrier from the roof to prevent condensation. This makes the attic more comfortable than unventilated one. Spray foam installation is very common in Toronto, and you should contact an experienced contractor if you plan to have this service done.

It is a good idea to seal the attic ventilation system with caulking, or you can install extruded polystyrene. The extruded foam will not only insulate but will also air seal. If you are installing the foam insulation, make sure to install it about 25 mm (1 inch) above the sheathing. This will maintain the ventilation air space that you need.

Using spray foam to vent the attic is a great way to increase energy efficiency. In Toronto, the average temperature in a house is about 18°C. The attic ventilation system is a key part of overall property maintenance. It helps keep the home comfortable and warm. However, the spray foam insulation is not suitable for areas with electrical wires. You can find other ways to maintain an appropriate temperature in your attic by air sealing and installing a ridge vent.