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Proven quality, manageable costs

A good alternative: For standard properties, Internorm offers window and door solutions with an economical price/performance ratio — and reliable quality. With a life span of 35–40 years, extensive warranties and comprehensive service, the investment in our windows and doors is sustainable. The reduction in heat loss and thus heating costs is an added bonus. A further economic benefit of our windows is that, thanks to a standardised design language, timber/aluminium, UPVC/aluminium windows and UPVC windows from different design styles can be combined with each another to meet the desired requirements.