These are the translucent and the transparent versions of the fritted facade of the Library in Rijswijk.

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.