Breathing Cleaner Air in Your Skokie Home
You keep your Skokie home clean, change the furnace filter on schedule, and still notice lingering odors, dust that settles too quickly after you wipe surfaces, or a family that seems to trade colds all winter long. The air moving through your ductwork carries more than dust. It carries mold spores, bacteria, and viruses that a standard filter cannot capture. This is where ultraviolet light comes in, and it is one of the most cost-effective upgrades you can make to your indoor air quality.
At All Temp Heating & Air Conditioning, we install UV light systems that treat the air as it circulates through your HVAC system, targeting the microorganisms a filter simply lets pass. If you have been wondering whether a UV light is right for your home, this page walks you through what these systems do, how we install them, and what results you can expect.
What a UV Light System Actually Does
Ultraviolet germicidal irradiation, often shortened to UVGI, uses UV-C wavelength light to disrupt the DNA and RNA of microorganisms. When mold spores, bacteria, and viruses pass under or near the UV-C lamp, the light damages their genetic material so they cannot reproduce or survive. This is the same principle used in hospitals, laboratories, and municipal water treatment for decades. We bring that proven technology into the heart of your residential HVAC system.
There are two main placements we use, and each addresses a different problem. Understanding the difference helps you choose the right approach for your Skokie home.
- Coil sterilization lights: These mount near the evaporator coil inside your air handler. The coil stays damp during cooling season, which makes it a breeding ground for mold and biofilm. A UV light aimed at the coil keeps it clean, prevents musty odors, and maintains airflow efficiency.
- Air sterilization lights: These are installed in the return or supply ductwork and treat the moving air itself. They target airborne pathogens as they pass through, reducing the spread of germs from room to room.
Many homeowners choose coil lights first because the payback is immediate and steady. A clean coil transfers heat better, which means your air conditioner does not have to work as hard. Air sterilization lights add another layer of protection, especially valuable in households with allergy sufferers, respiratory conditions, or young children.
Our UV Light Installation Process
We approach every installation with the same care whether it is a compact bungalow or a larger multi-level home. The goal is a system that runs quietly, safely, and effectively for years without demanding your attention. Here is how we handle a typical UV light installation.
- System evaluation: We inspect your existing HVAC equipment, measure the ductwork, and check the condition of your evaporator coil. This tells us whether coil sterilization, air sterilization, or both will serve you best.
- Lamp selection and sizing: UV output must match the volume of air your system moves and the surface area of the coil. We select a lamp with the correct intensity and coverage so no untreated dead zones remain.
- Mounting and wiring: We position the lamp for maximum exposure, secure it away from moving parts, and wire it into a dedicated power source. Proper placement prevents UV exposure to plastic components that could degrade over time.
- Testing and demonstration: We verify the lamp illuminates correctly, confirm the safety interlocks work, and show you how to check the indicator so you always know the system is running.
A straightforward coil light installation usually takes a couple of hours. Whole-house air purification setups with multiple lamps take a bit longer. In every case, our courteous, fast, and friendly staff cleans up thoroughly and leaves your mechanical room the way we found it.
Common Situations Where UV Light Makes a Difference
UV lights are not a luxury reserved for a narrow set of homes. Across Skokie and the surrounding communities we serve, families install these systems to solve very practical problems. Here are the situations we see most often.
The first is persistent musty smells during cooling season. When your air conditioner runs, condensation collects on the coil and in the drain pan. Without UV treatment, this moisture feeds mold that releases a damp, earthy odor every time the blower kicks on. A coil sterilization light stops that growth at the source, and homeowners often notice the difference within a week or two.
The second is households where someone struggles with allergies or asthma. Skokie sees real seasonal pollen loads, and when that debris settles onto a damp coil, it compounds the problem. Reducing the biological contaminants in your air can ease symptoms and make the home more comfortable for sensitive family members. Homes with pets benefit as well, since dander and the organic matter it carries feed the same microbial growth.
The third is older homes with ductwork that has accumulated years of buildup. While a UV light does not replace duct cleaning, it prevents new mold colonies from establishing after the ducts have been serviced. Pairing a duct cleaning with a fresh UV installation gives you a lasting result rather than a temporary one.
Technical Details Worth Understanding
A well-designed UV system depends on a few specifications that determine how well it performs. We are happy to explain these in plain terms during your consultation, but knowing the basics helps you make an informed decision.
Lamp intensity is measured in microwatts per square centimeter at a set distance. Higher intensity delivers a stronger germicidal effect, but the lamp must be matched to your system. Too weak, and pathogens pass through unaffected. The distance from the lamp to the coil or air stream matters just as much, since UV energy drops off sharply with distance.
Lamp life is another practical consideration. Most UV-C lamps continue to glow after their germicidal output has faded, so a bulb that still lights up may no longer be killing microorganisms. Because of this, we recommend replacing the lamp on a schedule, typically once a year, to keep the treatment effective. We can handle this replacement during a routine tune-up so you never have to track it yourself.
Safety is built into every installation. UV-C light is harmful to skin and eyes with direct exposure, so we mount lamps inside sealed ductwork or air handlers where the light stays contained. Access panels include interlocks or clear warnings so the lamp shuts off or is obvious before you open the unit for filter changes.
Why Skokie Families Choose All Temp Heating & Air Conditioning
All Temp Chicago Heating & Air Conditioning has become the first choice for tens of thousands of families throughout the Chicago and suburban areas. We remain a family owned and operated company, and that shows in how we treat every home we enter. When you invite us to install a UV light, you get honest advice about what your system actually needs rather than a pushy upsell.
Beyond air purifiers and UV systems, we sell and service quality furnaces, air conditioning, boilers, humidifiers, ventilation, and water heaters. We provide expert equipment installation, tune-up, and repair services, so the same team that adds your UV light can care for your entire comfort system. We are also one of Bryant’s highest-rated dealers in the nation, a distinction earned through consistent, dependable work.
We proudly serve Skokie and neighboring communities across Chicago, Bolingbrook, Skokie, Evanston, Lincolnwood, Morton Grove, Niles, Park Ridge, Woodridge, and Darien, IL. If you are ready to improve the air your family breathes, or you simply want to know whether a UV light fits your home, reach out to All Temp Heating & Air Conditioning. Our staff will answer your questions, evaluate your system, and recommend a solution that fits your household. Cleaner, healthier indoor air is closer than you think, and we are here to help you get there.