Polaris Scientific UV GL24SE4P Replacement UVC Light Bulb Coating:None Max Wear contains aluminum oxide

Max Wear contains aluminum oxide to add even more abrasion and scratch resistance for increased wear life

so you do not have to flip them over

34" lamp length and provides a worry-free performance for a year

lamp current 0

Polaris Scientific UV GL24SE4P Replacement UVC Light Bulb Coating:None Max Wear contains aluminum oxideGuaranteed Replacement Ultraviolet (UV) Bulb 4 pin single end 21 Watts 17. 17 Inch Length Lamp Worry Free Performance for 1 Year Our Polaris Scientific UV GL24SE4P UV Light Bulb For Germicidal Water Treatment is a 21Watts UV bulb that gives you a worry free performance for an entire year. The 17. 17 inch lamp has four pin on a single end and is made using ceramic. The lamp has a life of 10,000 hours after which we recommend that you replace the light