Window performance on this occupied-home window replacement installation in Matlock depends on more than the frame profile. We start with trims and coordinate internal or external trims with reveals, frame position and adjoining finishes, with trims kept as the lead check for this occupied-home window replacement scope. surface protection is then coordinated through removal sequence, floor protection, dust control, temporary closure and making good, so we protect floors, worktops and nearby finishes while removal and installation work is carried out, with trims kept as the lead check for this occupied-home window replacement scope. Before final finishing, we review frame position and set the new frame at a position that works with the reveals, sill and external finish, with trims kept as the lead check for this occupied-home window replacement scope. We finish with perimeter sealing and form a continuous weather-resistant seal around the external frame perimeter, supporting a controlled replacement sequence that keeps completed rooms protected as work progresses, with trims kept as the lead check for this occupied-home window replacement scope.