Helpful Articles

That Banging Noise in Your Duct-work Really Means

Posted on April 28, 2026
By John's Home Comfort
Should You Worry? When your home's duct-work starts banging or popping, it can feel like your walls are vibrating. But those sudden sounds are more than just a nuisance; they may be a sign that something is wrong with your HVAC system. From pressure imbalances to dirty air...
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Posted on November 26, 2025
By John's Home Comfort
Should you Cover Air Conditioners in winter? As cold weather arrives, homeowners wonder whether they should cover their air conditioner in winter. It may feel natural to wrap your A/C tightly to protect it from snow and ice, but doing so can actually cause more harm than good....
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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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Your Next Air Conditioner Might Use a New Type of Refrigerant

Posted on July 21, 2025
By John's Home Comfort
The importance of using environmentally responsible refrigerants stems from their impact on the ozone layer and climate. One of the major contributors to this depletion was chlorine atoms released from chlorofluorocarbon (CFC) and hydro-chlorofluorocarbon (HFC) refrigerants. Alarmingly, a single chlorine atom can destroy over 100,000 ozone molecules. To...
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Hi-Velocity System Advantage

Posted on March 4, 2024
By John's Home Comfort
Welcome to our HVAC service hub, where innovation meets excellence in creating optimal indoor environments. Today, we delve into the revolutionary Hi-Velocity System Design, a pinnacle of engineering ingenuity that transforms the way we perceive heating, ventilation, and air conditioning. Unveiling Hi-Velocity System Design At the heart of...
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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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What’s Best for My Home? Heat Pump vs. Air Conditioner

Posted on August 27, 2023
By John's Home Comfort
When it comes to keeping your home cool in the scorching summer heat or warm and cozy during the chilly winter months, you have a choice to make: a heat pump or air conditioner. Both systems are designed to regulate the temperature inside your home, but they work...
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Why it's important to clean evaporator coils?

Posted on April 2, 2023
By John's Home Comfort
In this article, we want to talk to you about why it's important to clean evaporator coils. Evaporator coils are a critical component of your air conditioning system, and they work by absorbing heat from the air as it passes over them.
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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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How Ancient Civilization Stayed Cool

Posted on May 31, 2021
By John's Home Comfort
The average body temperature is about 98 degrees, and when the temperature rises, we feel discomfort. Especially when there is humidity or moisture in the air, a hot day can seem 10-20 degrees hotter. Most of us find it easier to stay warm with a fire or other...
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