Window sills /

Stonosil PVC indoor window sills

The modern contemporary design of the window sills with modern square edges – similar to granite or marble – is the perfect complement to your Inoutic windows. The high-quality surface with a matt, pearl or glossy look is easy to clean and leaves no water marks. The advantage of PVC as a material is obvious: No heat bridge develops, and the lighter weight makes both handling and installation much easier.

Technical specifications

  • Modern square edges similar to granite / marble
  • High-quality surfaces: matte, pearl or gloss
  • One product - two looks: slim and wide design
  • Flush or overlapping end caps available
  • 4 different widths: 200 mm / 250 mm / 300 mm / 400 mm
  • Easy to clean, no hard water spots
  • Not a thermal bridge
  • 100% recyclable
  • 6 attractive colours
Technical specifications



Tips on window purchase

There are a few things to bear in mind when purchasing new windows. Here we've put together for you the most important topics, selection criteria and quality criteria covering all aspects of windows.

Tips on terrace purchase

How do you choose the right terrace? Not only local conditions but also the material, visual aspects, environmental and maintenance factors should be considered when planning your terrace.

Colour configurator

Colour configurator

You can use our configurator to redesign your façade with just a few clicks. Simply upload a photo of your building and give it a try!

Energy Saving Calculator

Energy Saving Calculator

Use our energy-saving calculator to calculate quickly and easily how much money and CO2 you can save over the next few years.



In just a few steps you can determine what materials you need for your new terrace. Simple and obligation-free.