September 2019

Next generation


There are frogs everywhere! Little frogs, even very small frogs still with a little tail, remnant of the time of her previous aquatic life as a tadpole. Late summer is the time for the next generation of frogs and there are people who think that the population of frogs in a biological pool will [...]

Next generation2019-09-01T09:07:45+01:00

It is also a biological pool


Nowadays, the design of a biological pool can be very similar to a conventional pool. I does not have to remind you on a pond of plants. In English-speaking countries there is a special expression for this type of biological pool: natural pool or natural swimming pool. The shape can be even very architectural, [...]

It is also a biological pool2019-09-01T09:07:14+01:00

Bladderworts in the swimming pond


This very beautiful flowering delicate plant is called bladderwort or Utricularia. It is an unusual plant on the large species list for biological pools. A floating plant that never has roots is usually not very suitable for use in a biological pool because it could appear in the bathing area. But in certain biological pool [...]

Bladderworts in the swimming pond2019-09-01T09:07:00+01:00

August 2019

Nominees to PONDY AWARD


IOB's PONDY AWARD (International Organization for Natural Bathing Water) is the prestigious design award for bio-treated pools. Every two years, participants in the international congress on pools with biological treatment choose the best projects in four categories: public, tourist swimming pools, biopools, and biologically treated private swimming pools. In each category three projects are [...]

Nominees to PONDY AWARD2019-08-02T09:55:57+01:00

Eco house with biological pool


As part of the course in civil construction at Gustave Eiffel Professional School in Lisbon, this model of an eco-house was born. The author of the work, Tomás Couto, is a student of this professional school and focused on his work to show the most sustainable and ecological practices. Because "thinking green is thinking [...]

Eco house with biological pool2019-08-01T11:08:00+01:00

Award in Canada


The public biological pool at Borden Park in Edmonton, Canada recently received the prestigious award for architectural innovation from the Royal Architectural Institute of Canada. Congratulations to our colleagues and friends of the company Polyplan, GmbH in Germany, who designed this public pool with biological treatment. The architects of the gh3 company, Toronto, supervised [...]

Award in Canada2019-08-01T11:07:45+01:00

June 2019

Take a shower!


Taking showers before taking a bath in the pool is absolutely necessary. Whoever refuses to use the shower before entering the pool contributes significantly to the contamination of the water and the consequences of hygiene problems. Based on information from an article in the Science section of the German magazine DER SPIEGEL, a non-negligible [...]

Take a shower!2019-06-30T11:36:54+01:00

Nature-based solution


We are proud to announce that IUCN is considering natural swimming ponds as Nature-based solution. The International Union for Conservation of Nature IUCN is a membership Union uniquely composed of both government and civil society organisations. It provides public, private and non-governmental organisations with the knowledge and tools that enable human progress, economic development [...]

Nature-based solution2019-06-30T11:36:18+01:00



Already know that a natural swimming pool can cost less than a conventional pool with tiles and machine house? Our only pre-configured biological pool is called PB.15.000 and has a total area of ​​about 130 m2 with a bathing area of ​​approximately 45 m2. It costs only 15,000 Euro plus VAT, all inclusive, minus [...]


Chão do Rio winner of AHRESP awards


Chão do Rio – village tourism with swimming pond - was winner in the Environmental Sustainability category of the 2019 AHRESP awards. AHRESP, Associação da Hotelaria, Restauração e Similares de Portugal, is the portuguese association of hotels and restaurants. When she took the stage to receive the distinction, the entrepreneur Catarina Vieira took the [...]

Chão do Rio winner of AHRESP awards2019-06-01T17:09:38+01:00