14 Hornton Street, London, W8 4NR

Internal reconfiguration of the top-floor flat, including the creation of an additional sixth-floor level, extension of the rear roof structure, installation of an air source heat pump and formation of a roof terrace at fifth-floor level on the rear addition.

Variation of condition 19 planning permission dated 02 April 2026 (RN: 26/00684/FULL) which itself varied conditions 1 and 7 of planning permission dated 14 August 2025 (RN: 25/03928/FULL) for 'Use of building as 4 no. self-contained residential units (Use Class C3) with associated demolition and replacement of extensions within central courtyard and at roof level; Creation of third floor external terrace; Alterations/replacement of windows; Replacement of rear boundary wall with dwarf wall and metal railings; Installation of air-source heat pumps; and associated works'. NAMELY, to remove the requirement for the completed development to achieve the forecast BREEAM Energy, Materials and Waste category credit totals contained within the preliminary BREEAM assessment, while retaining the requirement to achieve an overall BREEAM Excellent rating (or equivalent).

Non-material amendment to planning permission PP/24/07201 to allow the reintroduction of an internal swimming pool to the lower ground/ undercroft of the main house, including associated works to internal servicing arrangements and spatial arrangement (including the omission of modern piers put forward under the Second Section 73 Application)