Unfiltered T-8 UV Blacklight Fluorescent Replacement Bulb - 18"

Weather your building your own exposure unit, or replacing the bulbs in your current unit, Unfiltered T-8 UV Blacklight Fluorescent Replacement Bulbs are exactly what you need!

Typical fluorescent tube exposure units should have there bulbs replaced every 1-3 years, depending on the amount of usage the unit receives. The general rule of thumb for this is, when you have to start increasing your exposure time, it's time to replace your bulbs with a new set, for optimal exposure time and quality.