What Types of Maintenance are Necessary for Installed HVAC UV Lights?

Ultraviolet (UV) lights are an effective way to improve indoor air quality and reduce energy costs. Learn about what types of maintenance are necessary for installed HVAC UV lights.

What Types of Maintenance are Necessary for Installed HVAC UV Lights?

Ultraviolet (UV) lights are a great way to improve the air quality in your home and reduce energy costs. However, in order to get the most out of your UV lights, it is important to understand the types of maintenance that are necessary for them. Although a UV lamp will continue to generate light for as long as a standard fluorescent bulb, its germicidal efficacy begins to decline after about 9000 hours, a year of average use. Therefore, it is recommended to change the lamps once a year, especially in the case of lamps installed in an air flow.

The lamps installed in the evaporator coil usually have a lifespan of up to two years. When it comes to installing helical and air sterilization lights, this project requires equipment and knowledge to ensure that your air conditioning system is not accidentally damaged. Consider leaving this job to a nearby HVAC company. Although you'll pay more upfront to hire a professional, you'll be less likely to spend more on system repairs in the future. Regular maintenance and cleaning of air conditioning systems and UV lights are crucial to preventing and eliminating biological growth. UVC is a type of UV light that has a wavelength range of 100 to 280 nanometers, making it the most effective type of UV light for killing germs.

Once installed, UV lights require very little maintenance and only need attention when they need to be cleaned or replaced.


light systems use a special type of high-frequency, low-wavelength UV light called UV-C to destroy the nucleic acids that form the DNA of harmful bacteria found in the air and to disinfect the air as it passes through the system. The most common type of HVAC light is an entrance light that is placed near the central air system fan. UV lights in air conditioners typically last around 9000 hours, which is equivalent to a recommended replacement interval of once a year. To ensure the continued effectiveness of the UV lights in your air conditioning unit, regular maintenance and replacement of the bulbs is necessary.

Including a reminder to replace UV lights in the list of HVAC maintenance tasks can help ensure that they are replaced on time and maintain the benefits of improving indoor air quality and energy efficiency. By diligently performing maintenance and replacement, you can maximize the effectiveness of your HVAC UV lamps and continue to enjoy the benefits they offer. For maximum efficiency, the replacement and maintenance requirements for UV lights are more stringent than those of a standard bulb. Among the lesser-known advantages of UV light for air conditioning, ventilation and air conditioning systems, they also help to keep the coils and the drain pan clean, reducing both wear and maintenance requirements. The cost of installing UV lights in an HVAC system depends on the type of lights you choose and whether or not an HVAC professional installs them. We recommend that you add a reminder to replace the UV lamp to your list of air conditioning maintenance tasks, so you don't forget it. Spiral sterilization is the most common type of UV light for HVAC systems because it is less expensive than air sterilization and has similar efficacy.

If you're thinking of adding UV lights to your air conditioning system, there are only two types to choose from: helical sterilization and air sterilization. Helical sterilization involves placing a spiral-shaped lamp inside your HVAC system's evaporator coil or near its fan entrance. Air sterilization involves placing several lamps inside your ductwork or near your fan entrance. Both types require professional installation by an HVAC technician. To ensure that your HVAC system continues to operate at peak efficiency, regular maintenance and replacement of your UV lamps is essential.

This includes cleaning them regularly and replacing them at least once a year or every two years depending on their location within your system. By following these simple steps, you can maximize the effectiveness of your HVAC UV lamps and enjoy improved indoor air quality and energy efficiency.