Japan’s Johkasou System
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- Опубліковано 24 лют 2021
- “Johkasou” is categorized as decentralized wastewater treatment system for domestic wastewater, and has high and stable performance.This video shows not only for its hardware, but also for whole "System" supported by Johkasou Act, performance evaluation system, licensee of skilled technicians for installation, periodical maintenance and legal inspection.