Blog & Guides

Answers to all your questions about PVC windows, balcony glazing, aluminium systems and interiors — written by our engineering team.

12 June 2026•5 min read

What to Look For When Choosing PVC Windows

We take a detailed look at how thermal insulation, profile depth, gasket quality and correct installation affect the lifespan of a window.

Şehir Pen EngineeringRead More

5 June 2026•4 min read

Find out which balcony glazing system suits you best based on ease of use, insulation level and the size of your space.

Şehir Pen ArchitectureRead More

28 May 2026•6 min read

Winter garden systems, glass roofs and thermal insulation details that make your terrace and garden usable in every season.

Aden İstanbul MimarlıkRead More