Hidden Hills Windows & Doors, Installed in Order
Hidden Hills window and door replacement run in a set order: each unit checked on delivery, one opening removed and sealed at a time, then inspected.
Delivery and a check of every replacement unit come before any old frame leaves a Hidden Hills wall. Each unit is matched against the order for size, glass build, swing and finish, and the corner mark on every tempered pane is confirmed before an old frame is touched. An opening is removed only once its new unit has passed, so the house is never left with a boarded hole waiting on a reorder.
From delivery to a sealed opening
After that check, the work moves one opening at a time. Interior trim is taken off and floors and furniture near the wall are covered. The old frame or sash comes out, the sill is examined for rot, and any damaged wood is replaced. A sloped sill pan goes in, the unit is set level and plumb, and the flashing goes on lowest piece first, with each higher piece lapped over the one below. Gaps between frame and rough opening are filled with low-expansion foam, and the inside trim goes back before the next opening is started.
The fire hazard map and the inspection
State maps place parts of Hidden Hills in fire hazard zones. On a mapped lot, each new window must carry a tempered layer within its insulated glass, and each exterior door must be one of the slab types the wildfire chapter accepts, which the delivery check confirms. Permit review and inspection go through the building office that serves Hidden Hills, and if the permit calls for it, the inspector sees the flashing while it is still exposed. Final sign-off comes after the last unit is in, with its labels still on the glass.
Windows & Doors in Hidden Hills: common questions
The delivery check is where this shows. For a mapped Hidden Hills lot, we confirm that each window and glazed door arrives as an insulated unit whose panes include a tempered one, with the mark visible. Block glass, or a window holding a fire rating or a listing from the state's test, can stand in for that build, and we check those papers the same way.
An insert goes in after only the old sash and stops are pulled, which makes sense when the frame has kept its shape and shows no sign of water, and the exterior finish is never cut. Full-frame work adds steps between removal and setting: rot repair, a new pan and flashing woven into the building paper, so it is used where the old frame leaks or has shifted.
Openings whose glass would fail the delivery check today come first: no tempered mark, a failed seal or a crack. Doors with daylight showing at the sweep join that group. Openings that already pass can wait, and they are checked again when their wall gets other work.
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More work we do in Hidden Hills
Plan your project in Hidden Hills
Tell us about the house and the windows & doors work. We reply about a walk-through and a written scope.

