Helpful Articles

HEAT VENTS 101

Posted on March 2, 2026
By John's Home Comfort
Never Block Heat Vents: Protect Your Furnace This Winter. Cold weather in Toronto means your furnace is working overtime to keep your home warm and comfortable. While most homeowners remember to schedule annual HVAC maintenance, many overlook an important detail keeping heat vents and air registers clear. Blocked...
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Benefits of Whole Home De-Humidification Systems

Posted on February 10, 2026
By John's Home Comfort
Why Your Home Needs It Maintaining the right humidity level in your home isn’t just about comfort, it’s about health, energy efficiency, and protecting your property. That’s where whole-house de-humidification comes in. Unlike portable dehumidifiers that target single rooms, a whole-house system manages moisture throughout your entire home...
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Which Ventilation System is Best for Your Home?

Posted on August 26, 2025
By John's Home Comfort
ERV vs. HRV Creating a comfortable and healthy home goes beyond heating and cooling. It is about fresh, clean air. Modern construction techniques and materials create a more continuous and well-sealed building envelope, preventing unwanted air from entering or escaping, primarily by creating an airtight thermal envelope using...
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Understanding Carbon Monoxide and How to Stay Safe

Posted on May 26, 2025
By John's Home Comfort
Since 2014, Ontario has mandated that every residence must be equipped with an operational carbon monoxide detector. This requirement extends to the installation of a carbon monoxide detector in places with a combustible heat source, such as sheds or garages. Understanding Carbon Monoxide (CO) Carbon monoxide (CO) is...
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Why Indoor Air Quality Matters in Shared Spaces

Posted on April 3, 2025
By John's Home Comfort
Why Indoor Air Quality Matters in Shared Spaces How to Improve Indoor Air Quality in Shared Spaces Indoor air quality (IAQ) is essential in shared spaces like home, offices, schools, and apartment buildings. With multiple people sharing the same air, pollutants can build up quickly, leading to health...
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Prepare Your Home Heating System for Winter

Posted on November 27, 2024
By John's Home Comfort
How to Prepare Your Home Heating (HVAC) System for Winter: A Homeowner’s Checklist As winter approaches, it's crucial to prepare your HVAC system for the colder months Here’s a friendly and informative checklist to help you prepare your Home Heating system for winter—while also reminding you of the...
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Battling Mold at Home: The Power of Humidifiers in Creating a Healthy Environment

Posted on December 14, 2023
By John's Home Comfort
Mold growth is a common problem that many homeowners face, and it can be both unsightly and detrimental to one's health. Mold thrives in damp environments, making homes with high humidity levels particularly susceptible. In this blog post, we will explore the reasons behind mold growth, its impact...
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9 Symptoms & Health Effects Of Indoor Air Pollution 

Posted on May 16, 2022
By John's Home Comfort
Indoor Air Quality (IAQ) in your home can pose a risk to your family. Our homes develop indoor air pollution which can be even worse than the pollution we are exposed to outside. The good news is, that although we all face risks posed by pollution, you can...
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When should I replace my HVAC System?

Posted on August 31, 2021
By John's Home Comfort
If you are considering a major repair on your HVAC system or simply wonder whether it is time to replace or not, here is some helpful information to consider. How old are your heating and cooling systems? ……. more than 10 years old, it would be better to...
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Green Issue

Posted on July 5, 2021
By John's Home Comfort
Green used to mean new, innovative, and environmentally friendly. Green is not creating the same buzz it once was because pretty much everything in our industry is green. It is the new normal. Even the most basic forced air furnace is 90 percent efficient – and that is pretty good. We...
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