



NADCA’s (National Air Duct Cleaners Association) rule of thumb for consumers is that “if your air ducts look dirty, they probably are,” and that these dirty ducts should be inspected by a reputable, certified HVAC professional like Power Vac. Below are some other reasons homeowners choose to have their air ducts cleaned:
Indoor air quality is one concern that homeowners have when they decide to investigate air duct cleaning. Your heating and cooling system is the lungs of your home. The system takes air in and breathes air out. Through normal occupation in a home, we generate a great deal of contaminants and air pollutants, such as dander, dust, and chemicals. These contaminants are pulled into the HVAC system and recirculated five to seven times per day, on average. Over time, this re-circulation causes a buildup of contaminants in the ductwork. While dirty ducts don’t necessarily mean unhealthy air in your home, school, or workplace, they may be contributing to larger health issues or harboring contaminants that could cause serious problems for people with respiratory health conditions, autoimmune disorders, or some environmental allergies.
According to the U.S. Department of Energy, 25-40% of the energy used for heating or cooling a home is wasted. Contaminants in the heating and cooling system cause it to work harder and shorten the life of your system. Although filters are used, the heating and cooling system still gets dirty through normal use. When an HVAC system is clean, it doesn’t have to work as hard to maintain the temperature you desire. As a result, less energy is used, leading to improved cost effectiveness.
The removal of contaminants from the entire HVAC system is recognized by industry experts—as well as the NADCA—as the most effective way to eliminate air duct pollutants. This is referred to as the “source removal” method of duct cleaning. In addition to the obvious health benefits, duct cleaning can help you maintain a cleaner home. It also helps to restore HVAC system capacity and lessen running time, resulting in lower heating and cooling bills.
Because they get dirty! In addition to normal accumulations of dust and dirt found in all homes with air ducts, there are several other factors that can increase the need for regular air duct cleaning:
Dust, dirt, pollen, animal dander, and other airborne contaminants are pulled into your duct system every time your furnace or air conditioner runs. These contaminants build up inside the ductwork over time and make your duct system an ideal breeding ground for mold spores, bacteria, fungus, mildew, and other microbes. When the furnace or air conditioner is turned on, these contaminants are spewed out and circulated throughout your home and affect the health and comfort of your family. Family members who suffer from allergies, asthma, or other respiratory ailments, as well as children and the elderly, are especially vulnerable to the effects of indoor air pollutants such as:
Biological contaminants such as pollen can trigger allergic responses in individuals and play a key role in causing asthma episodes for an estimated 15 million Americans.
Did you know that dust contains over 5,000 different components? These include fibers, dander, soil, bacteria, molds, smoke residues, pesticides, dust mite allergens, skin flakes, and even insect body parts.
Dust mites, though invisible to the naked eye, are present in every home. They thrive on human skin flakes and are commonly found in mattresses, pillows, carpets, upholstered furniture, bed covers, clothes, stuffed toys, and fabric-covered items. The body parts and feces of dust mites can trigger asthma in individuals with allergic reactions. Furthermore, exposure to dust mites can induce asthma in children who have not previously shown any symptoms of the condition.
Bacteria are a biological pollutant. Biological pollutants are or were living organisms. They can travel through the air and are often invisible. They promote poor indoor air quality and may be a major cause of days lost from work or school and of doctor and hospital visits. Some can even damage surfaces inside and outside your house. (Consumer Product Safety Commission)
Dander from cats and dogs that live indoors as family pets is a very important cause of allergic symptoms in sensitized people. These people can suffer from asthma, allergic rhinitis, and allergic conjunctivitis. Dander can persist in the environment long after the pet no longer lives in the home.
A biological contaminant, and a dust mite's favorite food. Humans shed about a fifth of an ounce of dander (dead skin) each week. About 80% of the material seen floating in a sunbeam is actually skin flakes. (Ohio State University)
Residential HVAC ductwork can be constructed using several different materials depending on the age of the home and the type of heating and cooling equipment installed. Common duct materials include sheet metal ductwork used in many modern HVAC systems, flexible ducting designed for tight installation spaces, and insulated duct board systems used in certain ventilation designs. Each material requires proper cleaning methods. Professional equipment allows our technicians to remove debris without damaging the interior surfaces of the duct system.
A thorough cleaning involves much more than vacuuming visible vents. We follow a structured process designed to address the entire ventilation network. Count on us to:
This process ensures debris is removed from inside the system rather than simply shifting it to another part of the duct network.
The amount of time required for air duct cleaning services depends on several factors, including the size of the home and the complexity of the duct system. Homes with a larger number of vents or multi-level HVAC systems may require additional time to ensure every section of ductwork is properly addressed. Most residential cleaning appointments take several hours to complete so technicians can thoroughly clean the entire ventilation pathway.
Let’s delve into some common questions from homeowners about air duct cleaning services.
Many homes benefit from professional air duct cleaning every few years. However, the ideal timing can vary depending on factors such as pets in the home, recent renovations, or noticeable dust buildup around vents. Regular inspections help determine when air duct cleaning services may be needed.
Homeowners often notice increased dust around vents or uneven airflow between rooms. These signs may indicate that particles have accumulated inside the duct system.
The length of a service appointment depends on the size of the home and the complexity of the duct system. Many residential air duct cleaning services can be completed within one day.
If your home’s ventilation system hasn’t been cleaned in years, professional air duct cleaning services can help restore proper airflow throughout your home. Power Vac provides thorough service for homeowners who want dependable results from a trusted residential air duct cleaning company. Speak with our team today to schedule service or request an estimate for your home.