Guides & Blog

Beyond white: anthracite, wood-effect finishes and RAL colours give your home character. We show the options and what to look out...

A few simple tasks a year keep windows tight and running smoothly. Here is how to care for glass, frames, seals...

Misted panes on the inside, the outside or between the glass? We explain what condensation on windows means and how to...

Draughts, misted panes, stiff sashes: these seven signs show that new windows are worth it – plus what to know about...

A good window needs good installation. We explain the three-layer principle of RAL installation and show how to recognise a professional...

Fresh air without mosquitoes: we present the main insect screen systems for windows, balcony doors and sliding doors and explain which...

More time outdoors: we compare a pergola with a louvred roof, a pergola with a fabric roof and a conservatory, and...

Which garage door suits your garage? We compare sectional, roller and up-and-over doors and show what matters for insulation, security and...

The front door is calling card, heat protection and burglary protection in one. Our guide shows what matters when it comes...

The roller shutter box determines appearance, insulation and installation effort. We explain front-mounted, top-mounted and concealed systems and who they suit.

Complete darkness or light on demand? We show the strengths of roller shutters and external venetian blinds and help you find...

Large glass areas to the terrace: we compare lift-and-slide and tilt-and-slide doors and show which system suits your home and budget.