Erection of a part two-storey part single-storey rear extension, part single-storey side extension incorporating conversion of garage into habitable rooms, and loft conversion with rear and side roof extensions; removal of unused rear chimney and re-configuration of fenestration to east elevation; alterations to the front boundary wall and front garden landscaping. Basement excavation with indoor swimming pool, front lightwell with metal fence, and rear walk on glass. (Out of borough consultation from the London Borough of Hounslow)