Our first fritted glass facade was 25 years ago for the library in Rijswijk. Positive, Negative, transparent positive and transparent negative and non fritted glass was used. 1

Facade study for twin office buildings in Nootdorp

Facade studies student housing DUWO the Hague.

Facade studies: Sugar Factory, Halfway

Facade detailing for the Amvest Headquarter in Amsterdam: Double story naturally ventilated climate facade. The underside is open, the top is regulated by louvers. In the winter they are closed to create a heat pillow, and in the summer open for maximum airflow.. 2

Facade detailing for the Amvest Headquarter in Amsterdam: We thought the whole project through in the old fashioned way: In ones brain. This created 208 variations in the details. All drawn by hand on a scale of 1:5. Only 54 details made it into the BIM set. So the hand sketches were often consulted for the more obscure intersections. 1

Facade study: Amvest Amsterdam, early sketch

Facade studies: Patent- and World Record holder for thinnest double glass facade with Ulrich Knaack and Octatube.....5

Facade studies: Patent- and World Record holder for thinnest double glass facade with Ulrich Knaack and Octatube....4

Facade Mock-up for InHolland University Delft. Patent- and World Record holder for thinnest double glass facade with Ulrich Knaack and Octatube...3

Facade studies: InHolland University Delft. Patent- and World Record holder for thinnest double glass facade with Ulrich Knaack.. 2

Facade studies: InHolland University Delft.1

Facade studies: 3D printed model. Inholland University on top of the old Ringers Chocolate factory......6

Facade studies: Inholland University on top of the old Ringers Chocolate factory.....5

Facade studies: Exterior stair where the landing does not interupt the upward curve by using a triangular landing....4

Facade studies: City hall and Library den Haag studies...3

Facade studies: 20 years ago for Binkhorst, den Haag. Pen on paper..2

Facade studies: Concept design for a distribution center in the traditional linear Dutch landscape. No trucks visible from the outside.

And now for something completely different....