We respect
traditions. We love
innovations
We are producers of timber and Alu clad timber window and door systems, glazed facade blocks and customized solutions, engineered with the utmost precision and made just for you.
Learn More
We are producers of timber and Alu clad timber window and door systems, glazed facade blocks and customized solutions, engineered with the utmost precision and made just for you.
Learn MoreWe offer service-oriented engineering
We are like wood.
Sustainable, but flexible.
We are like glass.
Transparent, but resistant.
We are like aluminium.
Strong, but creative.
We offer two distinct window systems - Coto and Alto Nova. Both of these systems allow you to modify your window to any colour or texture you want, to suit your final vision.
Coto system
- Outward / inward opening
- Highest Moisture & wind protection
- High energy efficiency

Developed in Denmark - the country of wind - this system brings superior energy efficiency and protection from moisture all year long.
Alto Nova system
- Inward opening
- High moisture & wind protection
- High customisation features

A classical and timeless window system that has three different finishing styles to adapt to your project’s architectural needs.
What makes Windal special?
The mastery of Windal team lies not only in long experience, but also in inexhaustible curiosity – is it possible to create an even better product?
Our answer - it is always possible!
We love challenges.
We like to give character to innovative buildings. We like to complement efficient and sustainable buildings with subtle but strong conviction. We like to look at our customers’ needs from a different point of view and always offer even more innovative wood-aluminum construction solutions.

Why choose us?
Windal roots can be traced back to the UPB group – an international company specialising in glass, metal, concrete, energetics and machinery development.
As a company historically connected with the UPB group we have access to technological innovations and the most knowledgeable engineers in the industry.
A foolproof process that brings great results
Let’s build something great!
Contact us!
Want to learn more? Leave a message!