The exceeded food causes the growth of algae, bacteria, parasites, viruses and other microorganisms, making the water less clear and full of bad odors. A UV light can clean the water up, keeping a ...

The Urth 82mm Magnetic UV and Circular Polarizer Filter Set Plus+ includes both a UV and CPL filter. The UV filter blocks 99.6% of all ultraviolet light for a sharper photo and adds protection to the ...

The Urth 77mm Magnetic UV and Circular Polarizer Filter Set Plus+ includes both a UV and CPL filter. The UV filter blocks 99.6% of all ultraviolet light for a sharper photo and adds protection to the ...

Ultraviolet (UV) radiation is a type of light. Sunlight has UV rays, along with other kinds of rays. Some light bulbs give off UV rays, too. UV light bulbs are used in tanning beds and lamps, some ...

Navigating the complexities of the heating, ventilation, and air conditioning (HVAC) industry demands more than expertise in heating and cooling systems. With ever-growing client demands ...

The most important feature of a light box is the light. Make sure that it filters harmful ultraviolet (UV) light. Don’t use light boxes meant for skin conditions, tanning beds, or sun lamps.

Regular maintenance is more important than you think. Use it to your advantage and save on HVAC costs in the long run. Alexandra Jones is a CNET contributor who writes about food, farming ...

Local contractors with Smith and Stender did all the lighting and HVAC work. All light fixtures in the public areas have been replaced with energy efficient LEDs, which are also brighter and ...