• Smart AC
    • Sensibo Sky

      Smart AC Control

    • Sensibo Air

      Next-Gen Smart AC Control

    • Sensibo Air Pro

      The world’s #1 Smart AC Control

    • Sensibo Air + Room Sensor

      For improved home automation

  • Smart Air Quality
  • Accessories
    • Room Sensor

      For improved home automation

    • Shield AC Filters

      For improved home automation

    • Pure Filters

      Subscribe for auto-renewal

  • Plans
  • About Sensibo

    About Sensibo

    Bringing smart management of indoor climate to your home or business

  • Our Impact

    Our Impact

    Mitigating climate change & making an impact around the world.

  • Our Blog

    Our Blog

    Read insights from the leaders in smart air conditioning & indoor air quality solutions

  • Careers


    Check out our open positions

  • Support & FAQ

    Support & FAQ

    Need help? Check out our FAQs or reach out to our team

  • Press


    The essential resource hub for press

  • Investors


    Invest in the Future of Sustainability and AI

  • Contact Us

    Contact Us

    We’re here to help. Reach out and let’s chat

  • News


    Latest news and press releases from Sensibo

  • Affiliate Program

    Affiliate Program

    Promote green living and earn with Sensibo’s affiliate program

    • Senisbo Air Pro selected as TIME 2023 Best invention Special Mention

Clearing the Air: Can an Air Purifier Eliminate Smoke Smells?

8 minute read

Smoke odors, whether from cigarettes, wildfires, or cooking mishaps, have a remarkable knack for lingering long after the source has dissipated. These odors can permeate our living spaces, leaving an unpleasant and often persistent scent that can be both irritating and potentially harmful to our health.

In recent years, as people become increasingly conscious of indoor air quality, there has been a growing interest in finding effective solutions for eliminating smoke odors. One such solution that has garnered attention is the use of air purifiers. These devices are designed to remove airborne particles, including odorous molecules, from the air we breathe.

However, amidst the surge in interest and the myriad of air purifiers flooding the market, a crucial question arises: Can an air purifier effectively eliminate cigarette smoke smells? In this article, we will delve into the science behind air purifiers, explore their effectiveness in tackling stubborn smoke odors, and even introduce a promising option, the Sensibo air purifier, as a potential solution for those seeking a breath of fresh air.

Understanding Smoke Odors

Smoke odors are not only unpleasant but also quite stubborn due to the complex composition of smoke particles and the way they infiltrate indoor spaces. To effectively tackle them, it's crucial to understand why they persist and the potential health concerns associated with these lingering odors.

smoke in the room

Causes of Smoke Odors:

Smoke odors originate from a variety of sources, including:

  • Cigarette and Tobacco Smoke: The combustion of tobacco releases a cocktail of volatile organic compounds (VOCs) and tar particles, which easily adhere to surfaces and linger in the air.
  • Wildfires: The burning of vegetation and other materials during wildfires releases fine particles, soot, and VOCs into the air. These particles can be carried for miles and penetrate indoor spaces.
  • Cooking: The cooking process, especially when using oils or frying, can produce smoke and odors. These odors can permeate fabrics and furnishings.
  • House Fires: In the unfortunate event of a house fire, the resulting smoke contains a mixture of chemicals and particulate matter, leaving behind strong and persistent odors.

Challenges in Removing Smoke Odors:

Smoke odors are particularly challenging to remove due to several reasons:

  • Particle Size: Smoke particles can be extremely fine, allowing them to penetrate deep into porous materials like carpets, upholstery, and drywall. This makes them difficult to eliminate through simple cleaning or ventilation.
  • Chemical Complexity: Smoke is composed of various chemicals, including VOCs, which can react with indoor air and surfaces. These reactions can produce new odorous compounds, complicating the smoke removal process.
  • Adsorption: Smoke particles can adhere to surfaces, trapping the odors and making them resistant to traditional cleaning methods.
  • Longevity: Smoke odors can linger for weeks or even months after the initial exposure, causing ongoing discomfort and potentially affecting the indoor air quality.

Health Concerns:

Lingering smoke odors can pose health concerns, especially for individuals with respiratory conditions like asthma or allergies. The harmful components of smoke, including particulate matter and VOCs, can irritate the respiratory system, trigger allergies, and exacerbate pre-existing health issues. Prolonged exposure to these odors may lead to chronic health problems in some cases.

Understanding the challenges posed by smoke odors and the potential health risks underscores the importance of finding effective solutions to eliminate them from indoor spaces. Air purifiers have gained prominence as one such solution, but their efficacy in this regard is a subject of scrutiny, which we will explore further in this article.

Will an Air Purifier Help with Smoke Smell

Air purifiers have become a popular choice for mitigating indoor air pollution, including the smoke removal of smoke odors. To assess their efficacy in this regard, it's essential to examine existing studies and research while considering the various factors that can impact their performance.

Research and Studies on Air Purifiers and Smoke Odors:

Numerous studies have investigated the effectiveness of air purifiers in removing smoke odors. These studies often use controlled environments to assess the capabilities of different types of air purifiers. Some key findings include:

  • HEPA Purifiers and Filters: High-Efficiency Particulate Air (HEPA) filters are effective at capturing smoke particles and reducing smoke-related odors. These filters can remove fine particulate matter, including those found in smoke.
  • Activated Carbon Filters: Air purifiers equipped with activated carbon filters are particularly effective in adsorbing odorous molecules and volatile organic compounds (VOCs) present in smoke.
  • Ionizers and Ozone Generators: While ionizers and ozone generators may effectively remove smoke particles, caution is required, as they can generate ozone, which can be harmful in high concentrations. These technologies should be used with care and in well-ventilated spaces.
White room interior

Factors Influencing Air Purifier Performance:

The effectiveness of an air purifier in eliminating smoke odors is not solely determined by the device itself; several factors can influence its performance:

  • Room Size: The size of the room where the air purifier is placed plays a critical role. A purifier designed for smaller spaces may not be as effective in larger rooms. It's important to choose an appropriately sized unit based on the room's dimensions.
  • Air Exchange Rate: The number of times the air in a room is cycled through the purifier per hour is known as the air exchange rate. A higher air exchange rate means faster smoke removal of smoke particles and odors. It's advisable to select an air purifier with an appropriate air exchange rate for your specific needs.
  • Filter Type: The type of filter used in the air purifier matters. As mentioned earlier, HEPA filters and activated carbon filters are effective in dealing with smoke odors. Checking the specifications and filter replacement recommendations is essential.
  • Maintenance: Regular maintenance, including cleaning or replacing filters, is crucial for optimal performance. Neglecting maintenance can reduce the purifier's effectiveness over time.
  • Placement: Proper placement of the air purifier is important. It should be positioned in a way that maximizes the circulation of air throughout the room, ensuring that smoke odors are effectively captured and filtered.

Choosing the Right Air Purifier for Smoke Odor Removal

Selecting the right air purifier for effectively removing smoke odors requires careful consideration of various factors. Here are some essential tips to help you make an informed choice:

  1. Filter Type:
  • HEPA Filters: Look for air purifiers equipped with High-Efficiency Particulate Air (HEPA) filters. These filters are highly effective at capturing fine particles, including those found in smoke.
  • Activated Carbon Filters: Air purifiers with activated carbon filters are particularly efficient at adsorbing odorous molecules and volatile organic compounds (VOCs) present in smoke. These filters help neutralize smoke smell effectively.
  1. Room Size:
  • Consider the size of the room where you intend to use the air purifier. Choose a model that is appropriately sized for the space. Most air purifiers specify the recommended room size in their product descriptions.
  1. CADR (Clean Air Delivery Rate) Rating:
  • Pay close attention to the CADR rating. CADR is a standardized measure of an air purifier's ability to remove specific airborne contaminants, such as smoke particles, pollen, and dust. A higher CADR rating indicates a faster and more effective air cleaning performance.
  1. Air Exchange Rate:
  • Determine the air exchange rate of the air purifier, which is the number of times the unit can filter the room's air per hour. A higher air exchange rate ensures that smoke odors are continuously filtered and removed from the room more rapidly.
  1. Noise Levels:
  • Consider the noise levels produced by the air purifier, especially if you plan to place it in a bedroom or other quiet areas. Some models offer quieter operation modes for nighttime use.
  1. Filter Replacement and Maintenance:
  • Check the ease of filter replacement and maintenance. Air purifiers require periodic filter replacement or cleaning to maintain their effectiveness. Opt for a model with easily accessible and replaceable filters.
  1. Additional Features:
  • Look for additional features tailored to odor removal, such as a dedicated smoke mode or an air quality sensor that automatically adjusts the purification speed based on the detected air quality.
  1. Energy Efficiency:
  • Consider the energy consumption of the air purifier, especially if you plan to run it continuously. Energy-efficient models can help save on electricity costs.
  1. Brand Reputation and Reviews:
  • Research the brand reputation and read user reviews to gauge the reliability and performance of the air purifier you're considering. Real-world experiences can provide valuable insights.
  1. Budget:
  • Determine your budget, but keep in mind that investing in a higher-quality air purifier with better filtration capabilities can lead to more effective smoke odor removal and long-term cost savings.

By carefully considering these factors and weighing your specific needs, you can choose the right air purifier to effectively eliminate smoke odors and improve indoor air quality in your home or workspace.

Modern living room

Sensibo Air Purifier: A Solution for Smoke Odors

When it comes to tackling stubborn smoke odors in your indoor spaces, the Sensibo air purifier emerges as a promising solution. Designed with advanced technology and features tailored for effective smoke odor removal, the Sensibo air purifier stands out as a reliable choice for those seeking cleaner and fresher air.

Key Features and Specifications:

  1. HEPA and Activated Carbon Filtration: The Sensibo air purifier is equipped with a combination of HEPA and activated carbon filters. This dual filtration system is highly effective at capturing smoke particles, fine particulate matter, and odorous molecules. HEPA filters trap tiny smoke particles, while the activated carbon filter adsorbs and neutralizes smoke odors and volatile organic compounds (VOCs).
  2. High CADR Rating: Clean Air Delivery Rate (CADR) is a crucial indicator of an air purifier's performance. The Sensibo air purifier boasts a high CADR rating for smoke, which means it can efficiently and rapidly remove smoke particles and odors from the air.
  3. Room Size Compatibility: Sensibo offers multiple models with varying room size recommendations, ensuring that you can find a unit suited to the dimensions of your space. Whether it's a small bedroom or a larger living room, there's a Sensibo air purifier tailored to your needs.
  4. Smart Sensors and Auto Mode: This air purifier comes equipped with smart sensors that monitor air quality in real time. When the air quality deteriorates due to smoke or other contaminants, the Sensibo air purifier automatically adjusts its fan speed to address the issue efficiently. This ensures that it's working at optimal performance precisely when you need it.
  5. Quiet Operation: The Sensibo air purifier is designed for quiet operation, making it suitable for use in bedrooms, offices, or any area where noise is a concern. You can enjoy cleaner air without the distraction of loud fan noise.
  6. User-Friendly Interface: The user interface of the Sensibo air purifier is intuitive and easy to use. It allows you to adjust settings, monitor air quality, and check filter status with ease.
  7. Filter Replacement Indicator: To ensure the continued effectiveness of smoke odor removal, the Sensibo air purifier includes a filter replacement indicator. This feature notifies you when it's time to replace the filters, helping you maintain optimal air quality.
  8. Sleek and Modern Design: The Sensibo air purifier features a sleek and modern design that complements any room decor. Its compact size and attractive appearance make it a functional yet stylish addition to your living space.
Blue wall room

Maintenance and Care of Air Purifiers for Optimal Performance

Proper maintenance and regular cleaning of your air purifier are essential to ensure that it continues to function efficiently and effectively. Here are some guidelines to help you maintain your air purifier:

  1. Filter Replacement:
  • Follow the manufacturer's recommendations for filter replacement. Typically, HEPA filters should be replaced every 6 to 12 months, while activated carbon filters may need replacement every 3 to 6 months, depending on usage and air quality.
  • Some air purifiers come with filter replacement indicators that will alert you when it's time to replace the filters. Pay attention to these indicators.
  1. Cleaning the Exterior:
  • Wipe down the exterior of the air purifier regularly with a soft, damp cloth to remove dust and dirt. Ensure that the unit is unplugged before cleaning.
  • Avoid using harsh chemicals or abrasive materials that could damage the surface.
  1. Cleaning the Pre-Filter:
  • If your air purifier has a pre-filter, it's a good idea to clean it regularly, usually every 1 to 3 months. Check the manufacturer's instructions for specific guidance.
  • Remove the pre-filter and vacuum it or rinse it under cold running water to remove accumulated dust and larger particles. Allow it to dry completely before reinstalling it.
  1. Cleaning the Sensor(s):
  • If your air purifier has air quality sensors, clean the sensor(s) according to the manufacturer's instructions. Dust and debris can accumulate on the sensors, affecting their accuracy.
  • Typically, a gentle wipe with a clean, dry cloth is sufficient for cleaning sensors.
  1. Internal Cleaning:
  • Some air purifiers may require occasional internal cleaning. Consult the user manual for specific instructions on how to access and clean the internal components.
  • Always unplug the unit and follow safety guidelines when performing internal cleaning.
  1. Check Seals and Gaskets:
  • Inspect the seals and gaskets around the filters and the air purifier's housing. Ensure they are in good condition and properly sealed to prevent air leakage, which can reduce the purifier's effectiveness.
  1. Regular Inspection:
  • Periodically inspect the power cord and plug for any signs of wear or damage. Replace them if necessary to maintain safety.
  • Keep the air intake and exhaust vents unblocked to ensure proper airflow.
  1. Store Properly:
  • If you plan to store the air purifier for an extended period, clean it thoroughly, remove the filters, and store them separately in a cool, dry place. This prevents mold growth and extends the lifespan of the filters.
  1. Follow Manufacturer's Instructions:
  • Always refer to the manufacturer's guidelines and recommendations for maintenance and cleaning specific to your air purifier model.

By following these maintenance and care guidelines, you can prolong the life of your air purifier and ensure that it continues to provide you with clean, fresh indoor air, effectively removing smoke odors and other airborne contaminants.

Interior space


In conclusion, the quest to eliminate smoke odors from our indoor spaces has led us to explore the potential of air purifiers. Through our examination of the science behind smoke odors, the effectiveness of air purifiers, factors influencing their performance, and the introduction of the Sensibo air purifier, we've discovered that these devices can indeed be powerful allies in our pursuit of cleaner, fresher air.

However, it's crucial to choose the right air purifier, maintain it diligently, and consider various factors such as room size and filtration technology to ensure optimal performance. While air purifiers offer a compelling solution for smoke odor removal, they work best when integrated into a comprehensive approach to indoor air quality.

With the right knowledge and the right air purifier, you can significantly improve the air quality in your living space, ultimately clearing the air of stubborn smoke odors and providing a healthier and more comfortable environment for you and your loved ones.

Shop sensibo Smart Products
Once upon a time any A/C became smart sensing

The device that pays for itself. Maximize comfort and savings

Sign up & save 5% on your first order!

Stay up to date on the latest sales, product releases & news