The majority of pool filter systems run with sand. This proven filter medium is easy to handle, has great cleaning power and is cost-effective.

‘Now with an improved recipe!’ That's what we would print on our “Opal” model if we sold sweets here at Polyfaser instead of swimming pools. In other words, the popular roofing system has been upgraded, is now available in version 2.0 and shines in the new design with many new features that will inspire you.

Practical but unaesthetic? Beautiful but totally impractical? Our Stelvio technology box puts an end to lazy compromises. Conceived and made in the Polyfaser-Manufaktur in South Tyrol, this box plays all the pieces and looks outrageously good at the same time.