Pondmaster 20W Submersible UV Lights

For ponds up to 3000 Gallons and pump up to 1800 Gph. 1" barb inlet/outlet.

The only UltraViolet light that can be used in or out of the pond. Glowing monitor halo rings immediately show that unit is working. Each unit includes a 9,000 hour UV lamp, quartz water tight sleeve, transformer, 18' cord.