An impressive assembly of passive-certified skylights is helping to ensure that the occupants of a unique new eco business centre in Oxfordshire can work in an indoor environment full of natural light.

Today is the last day of ISH, the bi-annual exhibition for the combined topic of water and energy, which is on at the exhibition grounds in Frankfurt. Titled as ISH, it is the world’s leading trade fair for a range of associated topics, materials and services.

Light + Building, the world’s leading trade fair for lighting and building services technology, takes place this year from 18 to 23 March in the Messe Frankfurt exhibition centre, Germany. More than 2,600 will present their latest innovations at the fair, and over 200,000 visitors are expected to attend — with almost half expected to come from outside Germany.