Demolition of existing pitched roof and construction of a mansard roof extension across both properties (29-31 Choumert Grove) with four dormer windows to the front elevation and two to the rear elevation to provide additional living accommodation, together with raising the existing parapet wall to the rear elevation and replacing all of the existing windows with aluminium framed casement windows.

Construction of an L-shaped rear dormer extension to provide additional living accommodation, together with raising the roof ridge by 450mm and installing two rooflights on the front roof slope.

Construction of an L-shaped dormer extension at second-floor level over the existing rear roof planes, to provide additional residential accommodation. The works include raising the roof ridge by 330mm. Installation of Velux Cabrio Balcony window and rooflight to front roof slope.

Construction of rear dormer extension with a Juliet balcony to provide additional living accommodation, together with the installation of three rooflights on the front roof slope, the installation of an air source heat pump to the side of the property and alterations to the existing windows and doors to the rear and side of the property.

Replacement of existing two rear dormer windows with rear full width dormer. Construction of rear outrigger dormer with a roof light to provide additional accommodation.

Conversion of loft above Flat 81 into additional habitable accommodation, including altering the roof from hip to gable, installation of dormer windows and additional rooflights on the north and south-facing roof slopes, solar PV panels on south-facing roof slope, and double doors to replace double windows in the lounge.

Conversion of the unused loft above Flat 42 into additional habitable accommodation, including altering the roof from hip-to-gable, installation of dormer windows and additional rooflights on the north and south-facing roof slopes, and solar PV panels on south-facing roof slope.

Conversion of an existing garage to habitable accommodation and the replacement of single glazed softwood doors and windows with double glazed UPVC; and the construction of a rear dormer extension.

Non material amendment for full planning application 21/AP/0285 dated 14/04/2021 for conversion of loft above Flat 42 into additional habitable accommodation including the installation of dormer windows on the north and south-facing roof slopes and additional roof lights on the east and south-facing roof slopes. Atering the roof from hip to gable, installation of dormer windows and additional roof lights on the north and south-facing roof slopes and solar PV panels on the south-facing roof slope.

Construction of outrigger dormer loft extension with the installation of 1no roof window in front roof slope to provide additional living accommodation.