Articles by
Oleksii Sitalo is an HVAC professional with hands-on experience in heating, cooling, air conditioning, furnace systems, and home comfort solutions.
April 12, 2026
If your furnace is making a banging noise, the sound pattern itself tells you a lot about what is wrong. A banging sound from your furnace is something most homeowners hear at...
April 9, 2026
Knowing how to improve indoor air quality at home starts with understanding what your HVAC system can actually do about it. Most GTA homeowners spend the majority of their time indoors, yet...
April 6, 2026
In this article What a complete AC tune-up covers What a tune-up does NOT include What does an AC tune-up cost in the GTA? Is a tune-up worth it? (calculator) Frequently asked...
April 3, 2026
A central air conditioner in Ontario typically lasts 12 to 15 years with reasonable maintenance. Some units run past 15 years, but efficiency drops noticeably after the 10 to 12 year mark...
March 31, 2026
Prefer to listen? This article is also available as a podcast. Hit play to listen while you work or commute. Audio is also useful if reading on a screen is...
March 28, 2026
Warm air, strange noises, or a spiking hydro bill? Here are the signs your AC needs repair in Toronto, Vaughan, Mississauga and the GTA, plus realistic 2026 costs.
March 26, 2026
An HRV system exchanges stale indoor air with fresh outdoor air while recovering heat. Here's how it works and whether GTA homes need one in 2026.
March 1, 2026
The short answer: Your air conditioner should be serviced exactly once per year, ideally in the spring. If you are wondering exactly how often should my air conditioner be serviced, scheduling an...
February 28, 2026
If you’ve ever shopped for a new air conditioner, furnace, or heat pump, you’ve likely seen SEER and HSPF ratings. These numbers are meant to give homeowners an idea of how energy-efficient...
February 27, 2026
If you need a reliable furnace troubleshooting guide, start by checking your thermostat batteries and verifying the breaker panel is on. Next, replace dirty air filters, ensure the gas valve is open,...
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