Adjacent to St Paul’s Cathedral is Wren-designed Chapter House, used by the Cathedral over the years for many purposes. The building has a rich history and narrowly avoided being destroyed during the Second World War.

Sellectaglaze JZA_15-06-02_001With an important role as the administrative heart of the Cathedral, Chapter House was refurbished during the 1950s into offices and has recently been undergoing a major revamp to bring it up to 21st century office standards.

Secondary glazing specialist Selectaglaze has been contracted to improve the thermal insulation throughout the building, which will help to retain the building’s heat and reducing energy bills. Selectaglaze was specified because its products can reduce heat loss by up to 50 per cent, achieved by the bespoke fitting of the secondary glazing alongside the use high-performance seals.

Over 120 units have been installed in six different colour finishes to match the existing frames. Most were chosen from the slim-line range which is particularly appropriate for heritage buildings as the windows are unobtrusive and accepted as a reversible adaptation by heritage agencies across the UK.