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Indoor Air Pollutants: Sources, Effects, and HVAC Solutions

Indoor Air Pollutants: Sources, Effects, and HVAC Solutions


Indoor air pollutants are substances that contaminate the air within buildings and can have detrimental effects on human health. Concerns arise regarding indoor air quality due to the presence of pollutants, which can originate from various sources. However, by understanding these concerns and implementing HVAC solutions, homeowners can address the issues and enjoy several benefits.


Indoor air pollutants can originate from a wide range of sources, including chemicals, combustion processes, building materials, furniture, cleaning products, and biological contaminants such as mold, bacteria, and pet dander. Prolonged exposure to these pollutants can lead to respiratory problems, allergies, asthma, and other health issues.


One of the main issues that indoor air pollutants pose is the deterioration of indoor air quality, which can negatively impact the health and well-being of occupants. Common symptoms of poor indoor air quality include headaches, fatigue, eye irritation, coughing, sneezing, and worsened respiratory conditions. It is important to address these concerns to create a healthy and comfortable living environment.


Implementing HVAC solutions can effectively mitigate indoor air pollutants and improve indoor air quality. HVAC systems can play a significant role in controlling and reducing the concentration of pollutants in indoor spaces. Some solutions include:


1. High-Efficiency Air Filters: Installing high-efficiency air filters in HVAC systems can effectively trap and remove particulate matter, such as dust, pollen, and pet dander, from the air.


2. Ventilation Systems: Properly designed and functioning ventilation systems help bring in fresh outdoor air and exhaust stale indoor air, diluting and removing indoor pollutants.


3. Humidity Control: Controlling humidity levels through HVAC systems can help prevent the growth of mold, mildew, and other biological contaminants that contribute to poor indoor air quality.


4. Regular Maintenance: Ensuring regular maintenance of HVAC systems, including cleaning ducts, replacing filters, and inspecting components, can help maintain optimal indoor air quality.


The pros of implementing HVAC solutions for indoor air pollutants include:


1. Improved Health and Comfort: By reducing indoor air pollutants, homeowners can enjoy cleaner and healthier air, leading to improved respiratory health and overall comfort.


2. Allergy and Asthma Relief: Effective control of indoor air pollutants can provide relief for individuals with allergies and asthma, reducing symptoms and improving quality of life.


3. Enhanced Indoor Air Quality: HVAC solutions improve overall indoor air quality, creating a healthier living environment for occupants.


Professional and highly skilled teams, such as A-Plus Quality, can provide expertise in addressing indoor air pollutants. A-Plus Quality offers guidance on HVAC solutions, air quality testing, and maintenance services to ensure a clean and healthy indoor environment.


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  • What are mini-split advantages?

    Just as the name implies, a “mini-split” system is a “split system” however available in smaller capacities, for single room to whole house conditioning. Mini-split systems may range from as small as 9,000 BTUh per hour, comparable to say, a small window AC unit, for individual room use, up to 4 and 5 ton capacities for “Room By Room” (also known as “Zoning”) and whole house conditioning. With near universal design, mini-splits are “heat pumps” which provide both heating and cooling for a home. Here are key advantages when compared to traditional split systems:

    Efficiency- Mini-splits are highly engineered systems which offer attractive operating efficiencies, in many instances, eligible for utility company rebates.
    Heat Pump- Most mini-split systems are heat pumps, providing year-round comfort.
    Solar friendly- Due to very low power requirements, mini-splits are an ideal complement to “Net Zero Energy” homes, or any home using renewable power.
    Carbon footprint- Mini-splits are 100% electric, with zero operating emissions of any type.
    Zoning- Most mini-split manufacturers offer systems capable of room-by-room “zoning”, to account for peak demands of a room based upon construction type, exposure orientation and usage.
    Variable capacity- Mini-splits are typically DC inverter driven. That is, a variable speed compressor which modulates in proportion to instantaneous demand. Most conventional split systems, by comparison, operate with an ON-OFF strategy. (Would you use an ON-OFF switch as the accelerator in your vehicle?)
    Location, Location, Location!- Mini-split outdoor units are compact; they can be located far away from noise-sensitive areas, such as bedrooms and home offices. Mini-split indoor units have the ability to be installed where conventional systems cannot.
    They’re perfect for additions and remodels where access to current HVAC system is difficult to access.
    Modern mini-split systems are remarkably quiet; in fact, many times their operation is unnoticed by the end user.

  • How do I know what size unit I need?
    If you have any problems with your system, you should contact the contractor who installed the units. All our systems are covered by a 5 year parts, 7 year compressor limited warranty
  • What is a heat pump?

    Heat pumps use electricity to move heat from a cool space to a warm space, making the cool space cooler and the warm space warmer. During the heating season, heat pumps move heat from the cool outdoors into your warm house and during the cooling season, heat pumps move heat from your cool house into the warm outdoors. Because they move heat rather than generate heat, heat pumps can provide equivalent space conditioning at as little as one quarter of the cost of operating conventional heating or cooling appliances.

  • Most common Boiler Issues

    - Boiler fails to ignite
    - Low pressure
    - Strange Noises
    - Boiler is not responding to the thermostat
    - Cold Radiators
    - Boiler leaking or dripping
    - Boiler cycling very fast
    - Available Hot water but No Heat

  • Water is Leaking on my Furnace

    Water falling on to the furnace can harm your heating unit by affecting the control boards and other components enclosed in the furnace. There can be many causes to the water overflow, but the most common cases in the summer is the ice build up inside the evaporator coil due to low refrigerant level. Water build up can also be due to the evaporator coil having a crack on the base, if this is the case contact us by booking an appointment or call us today to have a technician come have a look at your unit and repair this issue before it causes excessive damage.  

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