Variation of condition 2 (approved plans) of planning permission 19/00154/FULL by replacing approved drawing nos. 1280/P/2 & 3 with drawing nos. 1280/P/2B & 3B, to facilitate the introduction of a glass balustrade to the single-storey flat roof at the rear to form a balcony, in place of the approved Juliet balconies and the addition of 2 metre high obscure glazed privacy screens either side