Reed Watts Architects has been given the green light for an overhaul of a grade II-listed brutalist assembly hall in north London whose acoustics are so acclaimed it is used by a world-famous orchestra.

The hexagonal hall, completed in 1967 by Howell Killick Partridge & Amis, is the focal point of Acland Burghley School in Tufnell Park.

It is also home to the Orchestra of the Age of Enlightenment (OAE), an ensemble specialising in the use of period instruments which uses the hall for rehearsals and educational projects with the pupils.

…