External alterations; internal alterations; repair; refurbishment; infill and rooftop extensions to Twyford Abbey (Grade II Listed) to facilitate its conversion into self-contained flats and residents lounge (Use Class C3); construction of new residential buildings (ranging from two to six-storeys) in the grounds of the Abbey (Use Class C3); demolition of existing gatehouse and replacement with two two-storey self-contained townhouses (Use Class C3); demolition of workshop attached to walled garden (Grade II Listed) and replacement with a self-contained single-storey dwellinghouse (Use Class C3); providing a total of 326 self-contained units; demolition of post-war extensions to Abbey and other pre-war structures within the grounds, excluding the cottage; retention and repair of the Grade II Listed walled garden and attached cottage to provide ancillary facilities management accommodation and residents facilities; comprehensive landscaping (including installation of boundary treatments and terraces) and tree works; provision of hardstanding parking areas; changes to access; and other associated constructions works. (Listed Building Consent)

Details of air ventilation system in pursuant to condition 8 of planning application Ref: 215447FUL dated 12/11/2021 for 'Alteration of roof from hip to gable end; rear roof extension; installation of three rooflights to front roof slope; single storey rear extension; installation of new door to front elevation (following removal of single storey side porch); first floor rear extension (to 33 Brent Road); construction of attached two storey residential dwellinghouse with accommodation in the roof space; associated parking, amenity space, refuse and cycle storage (Land Adjacent to 33 A and B Brent Road)'

Details of enhanced sound insulation pursuant to condition 5 of planning permission Ref: 215447FUL dated 12.11.2021 for 'Alteration of roof from hip to gable end; rear roof extension; installation of three rooflights to front roof slope; single storey rear extension; installation of new door to front elevation (following removal of single storey side porch); first floor rear extension (to 33 Brent Road); construction of attached two storey residential dwellinghouse with accommodation in the roof space; associated parking, amenity space, refuse and cycle storage (Land Adjacent to 33 A and B Brent Road)'

Alteration of roof from hip to gable end; rear roof extension; installation of three rooflights to front roof slope; single storey rear extension; installation of new door to front elevation (following removal of single storey side porch); first floor rear extension (to 33 Brent Road); construction of attached two storey residential dwellinghouse with accommodation in the roof space; associated parking, amenity space, refuse and cycle storage (Land Adjacent to 33 A and B Brent Road)