Leave the investigation of the contamination status of the lower collection device and the measurement of the unevenness of filter sand and filter gravel in the filtration pond to us!
At Nishitazaki Kousan Co., Ltd., we conduct comprehensive diagnostics of filtration ponds. If the condition of the filtration layer is left unaddressed, it can affect the quality of the filtered water and accelerate the contamination of the filtration layer, necessitating a complete replacement of the filtration media (layer renewal) in a short period. Therefore, it is essential to conduct regular inspections of the filtration layer and, if abnormalities are found, to immediately take appropriate measures such as improving cleaning methods or replenishing sand. [Filtration Pond Inspection (Excerpt)] ■ Contamination status of filtration sand and gravel, measurement of expansion rate during backwashing ■ Contamination status of the lower collection device ■ Clogging of surface wash nozzles, cleaning efficiency ■ Contamination status of the pressure chamber and its interior *For more details, please refer to the PDF document or feel free to contact us.
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【Other Filtration Pond Survey】 ■ Since there is a risk of contamination from external groundwater if there is leakage, the presence of leaks and the condition of the filtration pond structure and waterproof coating will be investigated particularly thoroughly. ■ Measurement of the unevenness of filtration sand and filtration gravel. *For more details, please refer to the PDF document or feel free to contact us.
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【Purpose】 ■Filtration pond survey *For more details, please refer to the PDF document or feel free to contact us.
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Our company is engaged in the production and sale of high-quality filtration materials, as well as the investigation, construction, and maintenance of filtration ponds. Our main products include the constant flow control device "Auto Flow ECO System" and "Rapid Filtration Sand" used in rapid filtration ponds.