Replace 2 windows for double glazed - Windows job in Stratford, East London

Job Description

To replace 2 x bathroom single glazed wooden frame windows with aluminium or UPVC framed double glazed. Largest window currently has embedded wire in glazing for security reasons and other has metal bars across outside brickwork for security reasons. Both on equivalent of ground floor. Want to consider one way glass possibility for privacy reasons (otherwise open view from next door) and again security aspect. Measurements:
2'6'' x 4' = glazed part (non opening window) and 3' x 2' (glazed part plus surrounding frame on opening part of window).