Raita Bio HS Greywater Cleaners are developed in Finland - Raita has developed and produced BDT cleaner since the 1970s. There are thousands of Raita Bio in use. The RAITA Bio process optimizes Bio HS's functions and purification in every operating conditions. It combines activated sludge and biofiltration with highest purification. RAITA Bio HS is BAT class (best available technology) - Investment and operating costs are low - the degree of purification the best. In addition, Raita Bio HS has many variation to treat excess sludge - separation and composting on site is also available - there is no need for sludge transport.  
Nature appreciates - no environmental impact. - smart graywater cleaner -  
Gray water treatment
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