Signs That You Need to Get Your Air Ducts Cleaned

commercial duct cleaning

Signs That You Need to Get Your Air Ducts Cleaned. Have you ever noticed that when the weather starts to get colder, your nose gets stuffy.

Or have you found yourself sneezing more often than usual when the pollen count is high? Many people assume that these are just seasonal allergies or a cold, but in reality, they could be an indication that your air ducts have accumulated dust and dirt.

When left uncleaned, it can pose serious health risks, not only to your family but also to pets and plants! Do not wait for this to happen. Here are seven signs that it’s time to get your air ducts professionally cleaned.

  1. Excessive Dust and Debris: If you notice that your home’s surfaces are constantly dusty, even after regular cleaning, it could be a sign that your air ducts need cleaning. Dirty air ducts can circulate dust and debris throughout your home, resulting in excessive dust buildup on surfaces.
  2. Poor Air Quality: If you or anyone in your household is experiencing respiratory issues like allergies, asthma, or other breathing problems, it could be due to poor air quality caused by dirty air ducts. The accumulation of dirt, dust, and other pollutants can lead to poor indoor air quality, which can have a significant impact on your health.
  3. Unpleasant Odors: If you notice a musty or stale smell in your home that won’t go away, it could be due to dirty air ducts. Dirt and debris buildup in your ducts can create unpleasant odors that are circulated throughout your home.
  4. Inefficient HVAC System: If your HVAC system is not performing as well as it used to, it could be due to dirty air ducts. The accumulation of dirt and debris can restrict airflow, making it harder for your system to heat or cool your home efficiently.
  5. Pest Infestations: If you notice an increase in pests like rodents, insects, or other small animals in your home, it could be due to dirty air ducts. Pests can enter your home through duct openings, and if your ducts are dirty, they can find a comfortable place to live and breed.

Specks of Dust

You may notice dust coming out from your air registers when you turn on your HVAC system. This is an obvious sign that there might be more dust inside. This is because, ideally, when you turn on your HVAC, the air ducts should not emit visible debris.

If you have already cleaned the registers inside and out, but dust still keeps coming out, then it’s most likely due to internal dust trapped within the air ducts.

Mould Growth

Check for mildew or moulds growing on the air registers. You may see grey, brown, or black spots or stains. When this happens, it is most likely that a larger mould problem is present inside that would mean a lengthy and thorough cleanup.

Unusual Odour

Another way to know that your air ducts are collecting dust and debris is through odour. If you smell that something is “off” around your home and you’ve searched everywhere but cannot find any signs of possible source, then it might be that the cause is within your air duct system.

Clogged Air Filter

When you see that the reusable air filter from your HVAC system is already filthy, that’s a sure sign that you need air duct cleaning.

Dirty Interiors and AC Coil

If you notice that the interior parts and AC coils are already clogged with dirt, dust, mould, and small debris, it’s an indication that your HVAC has a lot of dust trapped within and has already begun to move to your air ducts. There is no doubt that you should start cleaning your air ducts and your HVAC system.

Inconsistent Air Flow

When you open your HVAC system and notice that the air keeps on flowing from some of the air registers in specific rooms but not in the other rooms, then this could probably be a sign that particles and dust have started obstructing your air duct system.

This can possibly be because you have ripped or damaged ducts, so call an HVAC specialist to check your HVAC system and air ducts.

Visible Debris

Remove your air register and check if you see pet dander, dust, and other small debris trapped inside the duct’s end. This is a sure sign that your air ducts are clogged. So the best way to confirm is to remove the visible dust and dirt and see if it will occur again sometime later. If yes, you definitely need to call for a professional cleaning service.

How often do air ducts need to be cleaned?

The frequency of air duct cleaning depends on several factors, such as the size of your home, the number of occupants, the presence of pets, and other environmental factors. Generally, it is recommended to have your air ducts cleaned every 3 to 5 years. However, if you or someone in your household suffers from allergies or respiratory problems, or if you have pets or live in an area with high levels of air pollution, you may need to have your air ducts cleaned more frequently.

It is also important to have your air ducts inspected regularly by a professional to determine whether they need cleaning. A professional HVAC technician can check for signs of dirt, debris, and other pollutants in your ducts and recommend the appropriate course of action. Additionally, if you notice any of the signs mentioned above, you should schedule a professional air duct cleaning service as soon as possible.


One of the things you need to do is to look for signs of dust, debris, or even mould growth in your HVAC system. You should also try to observe whether your allergies are persistent, even if the weather is fine. It’s best to always check your HVAC system and your air ducts and make sure that they are not clogged.

Can Do Duct Cleaning offers reliable duct cleaning in Markham, Ontario. Our professionalism, experience, and high-quality equipment make us the best choice for duct cleaning services in the region. Contact us today!

Dirty Air Ducts on Your Family’s Health

dirty air ducts

Dirty Air Ducts on Your Family’s Health. Clean air ducts significantly improve indoor air quality. If this is the case, have you considered the consequences of not having your dirty air ducts cleaned?

Poor air quality may have a greater negative impact on your family than you realize. Take a look at some of the harmful effects of unclean vents on your and your family’s wellbeing. Give us a call us to clean your diry air ducts anywhere in Ontario.

Dirty air ducts can have a negative impact on your family’s health in several ways:

  1. Indoor air pollution: Dirty air ducts can circulate dust, dirt, pollen, pet dander, and other allergens throughout your home, leading to indoor air pollution. This can trigger asthma and allergy symptoms, and may also cause headaches, fatigue, and other respiratory issues.
  2. Mold growth: If there is moisture in your air ducts, it can create a breeding ground for mold and mildew. Mold spores can spread throughout your home, causing respiratory problems and allergic reactions.
  3. Bacteria and viruses: Dirty air ducts can also harbor bacteria and viruses, which can lead to illnesses such as colds, flu, and other respiratory infections.
  4. Unpleasant odors: If there is mold, mildew, or other debris in your air ducts, it can create unpleasant odors that can make your home less comfortable to live in.
  5. Decreased indoor air quality: Poor indoor air quality can lead to a range of health problems, from headaches and fatigue to more serious respiratory issues.

To minimize the negative impact of dirty air ducts on your family’s health, it’s important to have your air ducts cleaned regularly. This will remove dust, dirt, and other debris, as well as any mold or mildew that may be present. You should also change your air filters regularly and use high-quality air filters to trap allergens and other pollutants. Finally, consider using an air purifier to improve indoor air quality and reduce the risk of respiratory problems.

What are Dirty Air Ducts

Duct cleaning professionals always talk about the “stuff” that accumulates in your air ducts and circulates throughout your home. Here are some of them:

  • Bacteria
  • Chemical pollutants
  • Dust and dust mites
  • Fungi
  • Insects
  • Mould and mildew
  • Pest droppings
  • Pollen
  • Rodents
  • Tobacco by-products
  • Viruses

Health Symptoms Caused by Dirty Air Ducts

If you or a member of your family is experiencing any of the following symptoms, you may have to get your air ducts checked and cleaned as soon as possible.

  • Congested or runny nose
  • Coughing
  • Difficulty breathing
  • Eczema or rashes
  • Headache
  • Itchy or watery eyes
  • Low-grade fever
  • Sneezing
  • Sore throat
  • Wheezing

General Bad Effects of Unclean Vents

  • Result in Dry and Itchy Skin

Mould and mildew spread throughout the air by dirty air ducts can aggravate or cause skin conditions, such as eczema, rashes, and hives.

  • Lead to Respiratory Conditions

If your family experiences any of the symptoms mentioned above, they may have upper respiratory infections due to dirty air ducts. If your air ducts remain unclean, these problems could worsen into a lower respiratory infection like bronchitis or pneumonia.

  • Encourage Tired or Unwell Feelings

As your family’s bodies fight off the bacteria in the air that come from dirty air ducts, their immune systems are activated. As a result, they may begin to feel tired, rundown, and generally ill when they stay at home.

Increase Stress

Because dirty air ducts no longer filter indoor air as they should, dust in your home continues to circulate the house instead of disappearing. The stress of cleaning filthy air ducts can be excruciating after all.

  • Make You Catch a Cold

Different viruses and bacteria can affect the sinuses and the entire body, causing the common cold and all of its troubling symptoms.

  • Trigger Sinus Infections

As bacteria and viruses go around your indoor air, they may find their way into your loved ones’ sinuses, causing further infection.

  • Worsen Pulmonary Conditions

Dirty air vents can harm family members suffering from asthma or allergies because allergens present in the indoor air cause increased and more prolonged attacks, making them sick.

Furthermore, studies showed that patients suffering from pulmonary health conditions saw their condition improve when their primary living space received regular air duct cleaning. Results indicate that dirty air ducts can worsen the condition of family members suffering from pulmonary illnesses.


Can dirty air ducts cause health problems?

Yes, dirty air ducts can cause health problems. Dirty air ducts can harbor a variety of contaminants, including dust, dirt, pollen, pet dander, mold, and bacteria. When air is circulated through these contaminated ducts, these contaminants can be released into your home and breathed in by you and your family.

Breathing in these contaminants can cause a range of health problems, especially for people who suffer from allergies or respiratory issues.

Is it important to clean the ducts in your house?

  1. Improved indoor air quality: Over time, dust, dirt, and other pollutants can build up in your ductwork, reducing the quality of the air you breathe. Cleaning your ducts can help remove these contaminants and improve indoor air quality.
  2. Energy savings: When your ducts are dirty, your HVAC system has to work harder to circulate air throughout your home, which can lead to higher energy bills. Cleaning your ducts can help improve the efficiency of your system and lower your energy costs.
  3. Longer lifespan for your HVAC system: A clean HVAC system is less likely to experience breakdowns or other problems, which can extend the lifespan of your system and help you avoid costly repairs.
  4. Reduction of allergens and irritants: Clean ducts can help reduce the amount of allergens and irritants in your home, which can be especially beneficial for people with allergies or respiratory problems.

It is generally recommended to have your ducts cleaned every 3-5 years, or more often if you have pets, smokers, or family members with allergies or respiratory problems. However, it is important to hire a reputable professional to clean your ducts to ensure that the job is done correctly and safely.


You do not want to compromise your family’s health by skipping something as simple as getting your air ducts cleaned. This is a task that ensures a fresh environment in your home and protects the health of your loved ones.

In choosing professionals to handle your property, it is also essential to hire ones who can provide you with a clear quote for the services you need. Also, they should identify the best solutions for managing your air ducts.

If you are looking for home duct cleaning services in Toronto, turn to Can Do Duct Cleaning. Our high-quality equipment, professionalism, and expertise make us the best choice for duct cleaning services in Greater Toronto and surrounding areas. Schedule an appointment today.

How to Know If You Have Blocked Air Ducts

How to Know If You Have Blocked Air Ducts. A typical HVAC isn’t as complex as you might think. In essence, an HVAC system utilizes lines of ducts to distribute air through your home whether it be hot or cold. Since it is often used, there are times when it can experience blockage, which could affect the overall performance of your HVAC system.

Over time, when your HVAC system experiences blockage, you’ll find that the system will start to overwork itself, which could lead to a plethora of issues, such as damages, insufficient airflow, and more.

Of course, if you’re experiencing these issues, it’s always a good idea to get credible air duct cleaning services to ensure you eliminate dust and debris that’s causing blockages in your HVAC system’s ducts.

If you’re wondering when it’s time to call in the professionals, keep reading. In this article, we’ll share the signs you should look for to let you know that your ducts may have some blockage issues.

How to Know If You Have Blocked Air Ducts

Blocked air ducts can negatively impact the efficiency of your HVAC system and cause other issues, such as poor indoor air quality. Here are some signs that you may have blocked air ducts:

  1. Poor air flow: One of the most common signs of blocked air ducts is poor air flow from your HVAC system. You may notice that certain rooms or areas of your home are not getting enough cool or warm air.
  2. Higher energy bills: Blocked air ducts can cause your HVAC system to work harder than necessary, leading to higher energy bills. If you notice a sudden increase in your energy bills, it may be a sign that your air ducts are blocked.
  3. Strange odors: Blocked air ducts can trap dust, dirt, and other debris, leading to unpleasant smells coming from your HVAC system.
  4. Dirty air filters: If your air filters are getting dirty quickly, it may be a sign that your air ducts are blocked and not allowing air to flow through properly.
  5. Allergies or respiratory issues: Blocked air ducts can lead to poor indoor air quality, which can trigger allergies or respiratory issues for some people. If you notice that you or your family members are experiencing allergy or respiratory symptoms, it may be a sign that your air ducts need to be cleaned.

If you suspect that you have blocked air ducts, it’s important to have a professional HVAC technician inspect your system and clean the ducts if necessary. Regular maintenance and cleaning of your air ducts can help improve the efficiency of your HVAC system and promote better indoor air quality.

Sign 1: You’re Experiencing Different Temperatures

Perhaps the biggest tell-tale sign that your air ducts have blockage is that if you noticed that your home has a difference in temperatures. This is most noticeable if you set your thermostat to your desired temperature all over your home but notice it isn’t as warm or cool as the other spaces.

Sign 2: You’re Paying More

If you’re starting to notice that your energy bills are going up, there could be a chance that your HVAC is overworking itself to reach the desired temperature you want. However, because they are overworking themselves, they tend to use more energy, ultimately increasing your bills.

So if you notice a slight uptick, don’t ignore this sign, and it’s best to get air duct cleaning services right away to remedy the issue.

Sign 3: You Have Poor Indoor Air Quality

Air duct blockage can cause allergens and contaminants to enter your space. When this happens, it can cause respiratory issues and allergic reactions. So if you notice that you or your family members are starting to sneeze or cough, there could be a high chance that you’re breathing in poor air quality. For this reason, get credible air duct cleaning services to help you out and clean out its chambers.

How to Check for Air Duct Blockages

Ideally, you’ll want to clean out your air filter regularly to ensure there is no build-up of dander, pollen, debris, and other airborne contaminants.

Have regular inspections to ensure that your HVAC system isn’t experiencing alarming issues, such as mould and mildew growth, and more.

Make sure to get reputable air duct cleaning services to help clean out these issues and improve the performance of your HVAC system.

The Bottom Line: Professional Cleaning Can Help Improve the Overall Performance of Your HVAC System

There’s no doubt that air ducts play a huge role in the performance of your HVAC system. Once it has a blockage, you’ll notice that it will start to overwork itself, making it much harder to reach the desired temperature and good air quality for your home.

For that reason, it’s always a good idea to have air duct cleaning services on speed dial, so you can counter these issues right away!


How do you check for blocked air ducts?

Checking for blocked air ducts requires a few steps. Here’s what you can do to check if your air ducts are blocked:

  1. Check the air flow: The first thing to do is to check the air flow in each room of your home. Close all the windows and doors in the room and turn on the HVAC system. Check if the air flow is weak or non-existent in any room or area.
  2. Check the air filters: Check the air filters in your HVAC system. If the air filters are dirty and clogged, it may indicate that your air ducts are blocked. Clean or replace the air filters if needed.
  3. Inspect the air ducts: Visually inspect the air ducts in your home. Look for any signs of dirt, debris, or mold in or around the air ducts. Check for any damage or blockage that might be causing the air ducts to be blocked.
  4. Use a vacuum cleaner: Use a vacuum cleaner with a long hose attachment to clean the air ducts. Insert the hose into each air vent and move it around to suck out any dirt, debris, or blockage in the air ducts. Be careful not to damage the air ducts or the vent covers.
  5. Hire a professional: If you are not comfortable cleaning the air ducts yourself, or if you suspect there might be a more serious issue, it’s best to hire a professional HVAC technician. A professional technician can use specialized equipment to clean the air ducts thoroughly and inspect the entire HVAC system for any underlying issues.

How Can We Help You?

If you’re experiencing issues with your HVAC system, there could be a huge chance that your air ducts need professional cleaning. Fortunately, we’re here to help.

Can Do Duct Cleaning offers premium air duct cleaning services in Toronto and Ontario, including Oshawa, Whitby, Pickering, and more. Our team uses high-quality techniques and equipment to elevate the experience and results for every clean.

Learn more about our services and book an appointment with us today.