Iwasaki QGL50W-21 UVC Light Bulb - CureUV Brand GPH357T5L/4 You can select this shatterproof

You can select this shatterproof option above

You can rest easy knowing that you're using a product that is safe for the environment

The water treatment bulb comes with a long lifespan and low mercury dosage to meet the demands of the environment

Glass Type: Non-Ozone

Ultraviolet light filters are highly advanced method of destroying pathogens such as protozoa

Iwasaki QGL50W-21 UVC Light Bulb - CureUV Brand GPH357T5L/4 You can select this shatterproofCompatible replacement UV C bulb Iwasaki QGL50W 21 for SBH 25, SBH 40, and SBT 25 systems. Effective Disinfection This 254nm UV C Aqua Treatment Services replacement bulb is highly effective at disinfecting water and eliminating harmful microorganisms. Guaranteed to Fit This bulb is guaranteed to be compatible for use in the SBH 25, SBH 40, and SBT 25 systems. High Quality Our UV C bulbs meet or exceed OEM quality standards. Ozone Free 253. 7 nm