Minor material amendment (S.73) to vary condition no.2 (approved plans) and condition 3 (materials), seeking to allow the development to have matching material frames to neighbouring properties in uPVC and sashed window styles, in pursuant to planning permission reference 205002HH dated 12/03/2021 for' Single storey side/rear extension; Mansard roof extension to main roof incorporating two dormer windows to front/rear roof slope; single storey detached outbuilding'