Specialty and Architectural Lighting

Reasonable care should be taken in both the handling of broken light bulbs and the disposal of burned out bulbs that contain mercury. For decades, fluorescent and CFL bulbs have been used widely in commercial and residential general lighting settings, but there has been a vast increase in homeowners, businesses,...

While no pathogen has been discovered that is immune to ultraviolet germicidal irradiation, biofilms present a unique challenge due to their structure. They allow harmful microbes a way to protect themselves against ultraviolet penetration and are ubiquitous on Earth. Biofilms are microbial communities in a wet complex matrix attached to...

More people than ever are utilizing ultraviolet UVC irradiation in their homes and businesses. This increase in popularity is a direct result of the response to COVID-19 over the last eight months. One of the most common questions we receive is how to measure UVC dose or intensity at a...

Most of the impact of ultraviolet disinfection is in the UV-C range. UV-B has a much lower lethality rate for microbes than UV-C. However, a phenomenon called "photoreactivation" can impact disinfection. And UV-B can help prevent photoreactivation of pathogens. What Is Photoreactivation? Photoreactivation is the process whereby microorganisms are exposed...

One unpleasant discovery that many homeowners and aquarium hobbyists make is that their ponds or aquariums can quickly become a haven to aggressive algae and harmful pathogens that kill fish and plants. Cloudy water, sick marine life, and an overall unhealthy look and feel to the water are the result....

Over the last 6-8 months, the use of ultraviolet germicidal irradiation to combat pathogens, specifically COVID-19, has skyrocketed in popularity. Many homeowners, businesses, schools, and government institutions have purchased UV disinfection devices for air, surface, and water sanitation. But while COVID-19 has been an unintentional pandemic, the risk for bioterrorism...

Schools are attempting to figure out how to reopen to the public in the fall. From daycare and kindergartens, to junior and high schools, to colleges and universities, students and parents are going to expect a higher level of cleanliness. Unfortunately, pandemics do not end in a matter of months,...

Businesses, institutions, and consumers have grown in awareness of the health benefits of ultraviolet germicidal (UV-C) light, but UV can also reduce damage caused by fire and smoke. Most UV bulbs and fixtures installed to combat COVID-19 and other pathogens emit little or no ozone. They do not generate enough...

One of the questions we've heard recently is, "Why are lead times for ultraviolet germicidal bulbs and ballasts so long?" In the midst of a global pandemic, it seems like UVC bulbs and germicidal ballasts have just disappeared, and lead times for fixtures can range from 3-20 weeks. In this...

Since the COVID-19 outbreak, there has been a proliferation of ultraviolet UVC products. While there are many good companies out there using high-quality products and effective designs, there has also been a flood of low-quality junk and even completely fake UVC devices. As of this writing, there are few official...