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International Windows Network

IFN

The International Windows Network is Europe's market leader for integrated solutions for windows, doors, façades and sun protection. IFN consists of a number of companies, each with their own area of specialisation. It is through pooling together the know-how of these different companies with various areas of expertise that unique solutions to our customers' problems can be found. IFN's total solutions can offer you a new level of home comfort and functionality: a pleasant indoor climate, built-in ventilation, sun protection, safety, energy efficiency and much more.

IFN is a network of reliable partners for the intelligent buildings of the future!

Internorm International GmbH

Internorm is the leading brand of windows in Europe, and has been offering pioneering solutions for windows and doors with a high standard of products and services for more than 87 years. The range of products includes windows made from plastic, plastic/aluminium and wood/aluminium, as well as house doors from aluminium and wood/aluminium, slide doors, balcony and side entrance doors, sun and insect protection as well as a range of accessories. Internorm sells its products via a network of 1.300 selected sales partners across 21 European countries.

Topic GmbH

Topic is the Austrian specialist in entrance doors. Topic entrance doors are premium products, which impress with their high-quality finish, best safety technology, excellent thermal insulation properties and individual design possibilities. Sales are made via retail partners.

GIG HOLDING GmbH

GIG is the international point of contact for the construction of building envelopes to a unique specification. GIG achieves this by concentrating on bespoke customer requirements, architectural trends and all-round customer support. As a specialist in international project management GIG stands out from its peers in any project that calls for a complex new development, including tests, sampling and the manufacture of prototypes.

HSF s.r.o.

HSF offers its customers, who are specialist dealers, components made from plastic and aluminium at an excellent price-quality ratio. The company also produces special products such as smoke-protected assembly seating, components for slide doors and porches as well as plastic and aluminium windows and doors.

Schlotterer Sonnenschutz Systeme GmbH

Schlotterer is the market leader in Austria for roller shutters, Venetian blinds, window shutters and insect protection. Schlotterer is committed to the continuous development of its sun and insect protection products under the slogan "Channelling light and shadows".

Kastrup Vinduet Holding ApS

Kastrup Vinduet Holding ApS is the fourth largest manufacturer of windows and doors made of timber, timber/aluminium and plastic in Denmark. The products are perfectly adapted to the northern European market and are used in both new construction and in renovation works.

Skaala

Skaala - the market leader in Finland produces wood and wood aluminium windows and doors in it´s 6 factories. It is also running a window manufacturing unit in St Petersburg. Skaala´s products are sold in Finland, Sweden, UK and Russia.