Our company

Trepovi Company

GRP solutions for engineering and water treatment

At Trepovi, we specialise in the manufacture of fibreglass reinforced plastic (GRP) equipment, intended for the treatment of water, air and storage of chemical products.

The company was founded in 1995 in Solsona (Lleida), where our installations currently cover a surface area of 18,000 m2. The factory, to the north of the industrial belt of Barcelona, is strategically located in order to have good communication with the port and Barcelona airport.

We have a team of over 40 people to provide our clients with the utmost professionalism. Currently, in our globalised world, we feel it is our obligation to be able to respond to international clients, from any country, adapting to the regulations and needs of each region, and facilitating transportation to the destination.

We are certified with the ISO 9001 quality standard.

Manufacture of GRP equipment for:


    We are specialists in the manufacture and design of all types of compact plants and water treatment equipment, both waste and drinkable: treatment plants, pressure filters, clarifiers, lamellars, etc. See products.


    We manufacture tanks for drinking water with the highest quality and guarantee. See products.

  • AIR

    We manufacture towers for washing both gases and liquids, absorption systems (scrubbers), desorption (stripping), biofilters, etc. See products.


    We are specialists in the manufacture of tanks for chemical products, of all sizes and shapes, single or double-walled, insulated, heated, etc. See products.

Company Trepovi

Design and manufacture according to American and European regulations

We are known for offering the highest quality and reliability in our products, as well as for seeking solutions and designs adapted to the needs of our customers. Our technical office carries out all of the design of the equipment, as well as the structural calculation, allowing us to have total control of the entire process and to be able to offer the highest quality and guarantee.

We design and manufacture the equipment according to the European standard UNE-13121, the American ASME X or RTP-1, or any other required by our clients, also using other tools such as calculation with finite element programmes to optimise materials and operation. We offer seismic calculations and wind simulations for any country.

We design the equipment for water and air treatment according to the needs of each application, helping our clients to find solutions to their projects.

Our chemical product tanks are of high quality, durability and have an excellent exterior finish..

With more than 25 years of experience backing us, our products are recognised for their performance, quality and wide range of options.

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