Water Master - WG-15D UV Light Bulb for Germicidal Water Treatment HS-UV-SS-M12 ensuring the whole basking area

ensuring the whole basking area - at least 18" across - receives good UVB

beyond which we recommend that you replace the bulb for better efficiency

Our generic replacement for the American Ultraviolet GML350 Replacement UVC Light Bulb is a 16 Watt replacement UVC light bulb that is compatible with germicidal OEM water and air disinfection filters

The Honle A12923N UV Curing Lamp Bulb is a guaranteed 100% compatible replacement UV lamp that has an arc length of 7" and a total length of 10

Durst Rho 351R

Water Master - WG-15D UV Light Bulb for Germicidal Water Treatment HS-UV-SS-M12 ensuring the whole basking areaGuaranteed Replacement Ultraviolet (UV) Bulb Single Pin on Both Ends 41 Watts 33. 2 Inch Length Lamp Worry Free Performance for 1 Year The Water Master WG 15D UV Light Bulb For Germicidal Water Treatment is a single pin on both ends lamp bulb that has ceramic as its base material. With a T5 bulb shape, and a quartz diameter of 15mm, the UV light bulb has a wavelength of 254nm. The 41 watts UV bulb is 100% compatible with germicidal OEM Water