500L Septic tank - Vertical type

1. ROTO septic tank – biological filter compartment and durable bearing frame

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ROTO septic tank provides outstanding safety for customers thanks to the application of LLDPE virgin plastic. The materials that make up the septic tank are not dissolved in the water by tiny plastic particles. In addition, it will not be corroded by wastewater, salt water contaminated with alum. The settling tank (bearing frame to help contain and limit the flow of water inside the tank body to help the SS be distributed more efficiently) and the biofilter compartment is a biofilm created from the biological process. Microbial activity helps filter the SS again.

100% anti-clogging reverse filter system: Inside there is a biological filter compartment containing a substrate to help microorganisms grow to form a natural biological filter. The reverse filtration system helps the intermediates to be pushed with the continuous inlet water stream to prevent block formation like traditional tanks leading to clogging.

As the only unit in the industry to apply 100% automatic rotation technology with a uniform layer, the ROTO sump offers exceptional durability. Fix the uneven expansion that causes the drum to break. Withstands external impacts by weather, shocks and internal impacts according to intended use.

2. Meet the rigorous standards of international organizations

ROTO septic tank made of virgin plastic is appraised by the National Scientific Council for its operating principle and product design to meet the requirements for wastewater quality up to B standard. - The Ministry of Health certifies that the product meets the standards. Can meet the strict requirements of international NGOs such as: CARE, Save the Children, Novaland, Worldbank, Womens Association, etc.

Regarding wastewater meeting standard B: The criteria of wastewater meeting standard B are full of substances, metals and compounds. Specifically: arsenic, lead, suspended solids, chromium, chlorine, copper, zinc, mineral oil, vegetable oil, cadmium, manganese, nickel, tin, iron, phosphorus, mercury, ammonia, cyanide... For water HUMAN domestic waste, the index of SS, BOD is the most important. Because these criteria will decide whether the wastewater is within the range of Class B wastewater standards or not.

3. SAVING - EFFICIENCY trend, trusted by contractors

The best application of septic tank suction is suitable for all projects with small and very large areas that traditional latrines need to construct with a long time and a large cost, depending on the skill of the worker and the location. Type of construction: house on stilts, garden house, flooded area, saline land, mountainous area, high-rise building, motel, inn, small townhouse, etc.

4. How to install a ROTO septic tank

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