Septic Tank system. Principle of operation. Bio septic tank. Aeration tank pumping. Domestic scheme of the sewage system. Simple onsite sewage facility. Wastewater treatment. Stock vector illustration

Septic Tank system. Principle of operation. Bio septic tank. Aeration tank pumping. Domestic scheme of the sewage system. Simple onsite sewage facility. Wastewater treatment. Stock vector illustration - 154578400

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