The 13,000-liter wastewater treatment plant with septic tank and fixed lid is the ultimate, high-performance solution for the comprehensive treatment of domestic wastewater in single-family homes, communities, or rural complexes with 15 to 18 inhabitants. Designed with state-of-the-art total oxidation technology, this system guarantees optimal water purification in a fully automatic, quiet, and environmentally friendly manner, meeting the most stringent regulatory standards for safe discharge.

This advanced system stands out for its excellent retention and purification capacity, transforming grey and black water into treated water ready for infiltration into the ground or reuse in irrigation, depending on local regulations. Its robust structure with a micro-dome and fixed lid ensures exceptional durability against ground pressure and corrosion, facilitating safe installation and minimal long-term maintenance.

Main Features

• Total capacity of 13000 liters, ideal to cover the needs of 15 to 18 equivalent inhabitants.


• Total oxidation purification system, highly efficient in reducing organic load.


• It includes a septic tank and advanced treatment technology in a single compact system.


• Design with fixed lid and micro dome that provides maximum structural strength and watertightness.


• Automatic and silent operation, without the need for complex chemical additives.


• Structure manufactured with high-quality materials, lightweight and highly resistant to chemical and mechanical agents.


• Low energy consumption thanks to components optimized for continuous performance.


• Product reference: GA90024.

Frequently Asked Questions

How many people is this water purifier recommended for?

This model is specifically designed for homes, businesses or communities of between 15 and 18 inhabitants, always guaranteeing maximum efficiency in the treatment of all wastewater generated.

How does the total oxidation system work?

The system introduces oxygen in a controlled manner to promote the growth of aerobic microorganisms that naturally degrade the organic matter present in the water, achieving a level of purification far superior to that of conventional septic tanks.

Does it require a lot of maintenance?

No. The operation is fully automated. Maintenance tasks are practically limited to periodic checks of the electromechanical components and the emptying of accumulated sludge, depending on the actual use of the installation.

Does the kit include the lid?

Yes, this model comes equipped with a fixed lid and integrated micro dome, designed to offer security, prevent odors from escaping, and protect the interior from rainwater or external elements.