Flat 45 2 Mansfield Street London W1G 9NF
Erection of roof extension to the existing mansard roof with associated elevational alterations on both the Duchess and Mansfield Street elevations, replacement of single glazing with slimline double-glazing on the rear elevation, internal reconfiguration, replacement rooflights and one ASHP at main roof level. (Linked with 24/05860/FULL)