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From right to left: Elke Harreiß, Head of Department; Chiara Sträßner, Event Manager; Ramona Wißmüller, Head of Marketing.
Trade fair with a new look

Fensterbau Frontale 2026 focuses on sustainability and networking

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Fensterbau Frontale will have a completely new look for its 2026 edition: “The trade fair. Windows. Doors. Facades” will become “Framing what's next.” What's behind this change? Answers can be found in an interview with the trade fair management and marketing team.

The Obel office building

A living laboratory for the ventilation of the future

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With their new office building in the German town of Donauwörth, Obel Architekten have created an ultra-modern working environment that also serves as an innovative living laboratory. Behind the striking louvre-blade facade, state-of-the-art ventilation technology from Schüco is installed. The systems are being tested and evaluated during operation. This project exemplifies how design, comfort and technical innovation can be combined convincingly. Here are the details.

Velbert Test Institute

Air tight or not air tight, that is the question

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When windows and doors are tested in accordance with the applicable standards, enormous forces act on the building components. The pressures generated during air permeability testing are high. The alternation between pressure and suction would be uncomfortably noticeable for people. See more on how Schösser und Beschläge Velbert in Germany are handling this.

Acquisition

Dovista aims to conquer the French market with Tryba

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Danish window manufacturer Dovista (including Weru, Egokiefer, 4B) has officially completed its acquisition of French competitor Tryba. The deal gives Dovista access to Europe's second-largest renovation market and expands its portfolio to 13 independent brands.

EuroWindoor on DPP

A position on Digital Product Passport rules for European service providers

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EuroWindoor has submitted an opinion to the European Commission’s public consultation on the delegated act defining the rules for service providers involved in the Digital Product Passport (DPP) with relevance to construction products.

Schüco Living

Schüco’s contribution to one of the first passive houses in Argentina

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As one of the first passive house-certified residential buildings in Argentina, Casa Biguá demonstrates how modern versions of traditional construction methods can bring building concepts into harmony with the natural environment. Read more on how the Schüco Living 82 MD PVC-U system made this possible.

Test engineer operates test rig for testing profiles with thermal barrier according to DIN EN 14024.
ift Rosenheim

Testing metal profiles with a thermal barrier according to DIN EN 14024

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Determining the effects of transverse tension and shear forces under different temperature conditions before and after ageing processes. Special test methods for the suitability of plastic web materials.

Interview

Presenting the new event manager for FENSTERBAU FRONTALE: Chiara Sträßner

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Chiara Sträßner is taking over the organization of the trade fair for windows, doors and facades. Elke Harreiß, who has been with the trade fair for over 20 years, will remain as Head of Department. In this short interview, Chiara Sträßner talks about her connection to trade fairs and her goals for the future direction of FENSTERBAU FRONTALE.

The FireUP testing centre has a horizontal testing furnace…
Greece

ift Rosenheim expands testing options for its Greek customers

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A cooperation between ift Rosenheim and the University of Patras in Greece allows them to meet the growing demands of their customers. With its "FireUP" fire testing centre, the University of Patras provides the testing facilities for preliminary tests and official ift tests. More on the cooperation here.

Award entries wanted!

FENSTERBAU FRONTALE 2026 trade fair launches new Innovation Award

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This is a strong signal for the future of the industry being sent by FENSTERBAU FRONTALE 2026: Next year, the trade fair will be presenting its Innovation Award for the first time. The new award is intended to recognize groundbreaking new products that impress with their innovative strength and appeal – and thus create real added value for the world of windows, doors, and facades.

Handshake for a greener future: Klaus Lorentzen, Senior Vice President Products and Innovation at Velux Group and Laura Basile, Director Operations at Novelis Europe.
Sustainability

Velux and Novelis boost aluminium recycling

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The Velux Group has signed a multi-year agreement with the aluminium company Novelis for the supply of highly recycled aluminium. Under this partnership, flat-rolled aluminium with over 70 per cent recycled content will be used to manufacture Velux roof windows and accessories to further reduce CO2 emissions.

From left: Dr. Michael Szerman (Veka), Dr. Michael Stöger (Rehau), Frank Zimmermann (Rehau), Christian Fischer (Schüco).
Gütegemeinschaft Kunststoff-Fensterprofile

New leadership at German Quality Association: Schüco manager Fischer succeeds Stöger

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The Quality Association for PVC Window Profile Systems has reorganized its management team. Christian Fischer from Schüco is taking over as Chairman of the Board, succeeding Michael Stöger from Rehau, who has held the position for many years.

Regulations

EuroWindoor flags unresolved issues in new EU rules for windows and doors

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EuroWindoor calls for more time and clearer guidance on the EU’s updated construction product rules, warning that unresolved issues could disrupt compliance and undermine climate-sensitive building practices. Click here for more details on the implications.

US market potential

NFRC and ift Rosenheim host free online seminar in July

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European manufacturers eyeing the US market can gain valuable insights into NFRC certification and energy efficiency standards at a free online seminar hosted by ift Rosenheim and the National Fenestration Rating Council (NFRC) on July 1, 2025.

Jamal Boumouchoun has been working for the Velbert Testing Institute for Locks and Fittings since the beginning of April.
Certification

PIV expands testing capacities: New auditor ensures faster certifications

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The Velbert Institute for Locks and Hardware (PIV) testing institute has expanded its team: Jamal Boumouchoun (52) joined the certification body as an auditor at the beginning of April. The experienced quality expert brings with him in-depth knowledge gained from 27 years at car manufacturer Ford and other positions, and will be responsible for monitoring certified customers in future.

Spacers

Fenzi: Butylver TPS receives CEKAL certification

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Butylver TPS, the Fenzi Group's thermoplastic spacer bar for insulating glass, has officially received CEKAL certification. This emphasises the Fenzi Group's commitment to supplying products that meet the highest standards of quality, durability and energy efficiency.

Video

Keller minimal windows: Seamlessly designing to integrate with nature

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In this video, Dutch architect Frank Willems discusses the design approach behind this residence, currently under construction. See how Keller minimal windows facilitated the integration of the building into its surroundings.

The PIV is one of the few institutes in Germany that has a test stand for windows, doors and facade elements.
Velbert Test Institute

Facade test stand: Wind and rain have to stay out

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The safety and performance characteristics of building products have to be guaranteed. This also applies to window and facade elements. However, it is not always possible to put these usually large objects through their paces to meet the applicable standards. In Germany, there are only a few window and facade test stands in institutes that are authorised to carry out the tests in accordance with the regulations.

Video

Keller minimal windows: A US home that looks out into the landscape

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The Wainscott Home is a unique project from the USA, which impresses with its meticulously executed architecture. A significant aspect of its allure is attributed to the strategically positioned minimal windows sliding systems, seamlessly integrated within the walls. In this video, Bates Masi + Architects explain the background.

Video

Keller minimal windows: Lake house blurring boundaries between indoors and outdoors

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Discover how minimalist architecture seamlessly connects living spaces with nature. In this video, architect Dirk Jan Postel explores his latest residential design in the Netherlands, where expansive minimal windows erase boundaries between indoors and outdoors. With a carefully curated material palette and a focus on spatial flow, the house blends effortlessly into its surroundings. Watch to see how architectural simplicity enhances both aesthetics and functionality, creating a breathtaking sense of space and tranquillity. A must-watch for experts and enthusiasts in windows and facade design!

EU regulations window

EuroWindoor urges practical solutions in EU standardisation request

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EuroWindoor has submitted detailed feedback on the revised draft Annexes of the EU standardisation request for windows and doors. The industry organisation calls for streamlined processes, clear guidance and practical standards to support innovation and competitiveness in the European market.

IFN Group expandsion

Lithuanian window manufacturer Roda secures IFN's supply chain in Northern Europe

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The IFN Group is taking over the Lithuanian window manufacturer Roda, thereby securing its supply chain in Scandinavia. But this is just the beginning: Find out how the ‘window network’ has big plans for growth.

The 1.0 by 1.5 metres (40 by 60 inches) format is a major commercialization milestone for Next Energy.
Next Energy Technologies

World’s largest fully transparent Organic PV window

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Next Energy Technologies, a pioneer in organic photovoltaic (OPV) technology, has upgraded its production line to produce 1.0 by 1.5 metres (40 by 60 inches) laminated transparent windows employing the Next OPV coating and manufacturing process. These new units are the largest transparent OPV windows produced anywhere in the world. Find out more on this here.

Thin insulating glass

Glaston redefines efficiency and stability for thin glass IGU

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Glaston introduces a new technology for producing ultra-thin triple insulating glass with a centre pane as thin as 0.5 mm. This patented process enhances energy efficiency, reduces weight, and simplifies renovation projects, setting a new benchmark in the glass industry.

The new member of the brand family within the Oknoplast Group is called Catadi and is designed for the investment and property sector. Oknoplast specialist dealers can include Catadi in their product range as a supplementary brand for price-sensitive projects and generate additional orders.
New brand of Oknoplast

Catadi: Competitively priced windows and doors for modern building projects

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With Catadi, Oknoplast is launching a quality brand for investors who prioritise price and service. What clever solutions and benefits can specialist dealers expect from this new brand?