Kaizen Windows & Doors plans front-elevation window replacement in Fairfield around details that are harder to correct after finishing, with cill projection kept as the lead check for this front-elevation replacement scope. The first control is cill projection, and we set the cill projection and end details to suit the opening and surrounding finish, with cill projection kept as the lead check for this front-elevation replacement scope. We then coordinate perimeter sealing through opening sizes, frame alignment, sill levels, external finish and internal reveals and form a continuous weather-resistant seal around the external frame perimeter, with cill projection kept as the lead check for this front-elevation replacement scope. Trickle Vents is checked before closure, while installation access is included in final handover. We integrate background ventilators with the frame head, room use and internal finish where specified and plan handling and working access before existing frames are removed, keeping the installation focused on a more consistent front elevation with each frame aligned to the wider window package, with cill projection kept as the lead check for this front-elevation replacement scope.