drinking water (with < 5 N.T.U turbidity, 5 HU units of colour)
secondary treated effluent (of < 20 suspended solids,
< 20 BOD, < 50% UVT quality)
cooling tower pond water, thus controlling disease
aquarium, fish hatchery and acquaculture water
swimming, hydrotherapy and spa pool water
process water

For disinfection of drinking water with <5 NTU turbidity, 5 HU units of colour the maximum flow rate through one model 52L is 4.16 litres/sec.

UV lamps not encased by any fragile, easily fouled quartz
sleeves
air cooling systems to maintain the optimum UV lamp skin
temperature
units are rugged
no short circuiting
no wipers or scraping devices required
ease of installation