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Sunnyvale · Santa Clara County

Window and Door Replacement Services in Sunnyvale, CA

Nine services, one crew, one county. Every job starts with an in-person measure and a written number.

Replacement window units staged for installation
All services

Pick the Job, Not the Package

Most Sunnyvale homeowners arrive here with a symptom rather than a service name. Fogged glass is one job. A slider that will not move is another. A whole-house energy upgrade is a third. Below is every service we run, with the case each one actually solves.

Full-Frame Window Replacement

Complete removal of the old window down to the rough opening, including frame, sill, and trim, then a new unit set, flashed, insulated, and finished. The right call when the frame itself has failed rather than just the glass.

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Double-Pane & Insulated Glass Replacement

Replacing failed, fogged, or seal-broken insulated glass units while keeping a sound existing frame. If two windows in a 1990s Sunnyvale replacement run have hazed over, this is usually the whole job.

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Energy-Efficient Window Installation

Low-E, argon-filled, ENERGY STAR qualified units chosen for the local climate and installed to spec. In Climate Zone 4 the solar heat gain number does more for your PG&E bill than the U-factor.

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Impact & Storm Windows

Impact-rated laminated glass and storm-resistant assemblies for wind-borne debris protection and added security. Around Sunnyvale the honest cases are forced-entry resistance and expressway noise.

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Bay & Bow Window Replacement

Multi-unit projecting window assemblies including support, head board, seat board, and roof detail. Bays bolted onto ranch homes in an 80s remodel often need the support corrected first.

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Double-Hung, Single-Hung & Casement Replacement

The everyday operating styles, including sliders, awnings, and picture units. Homeowners here often move from an original aluminum slider to a casement on the shaded elevations.

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Sliding Glass & Patio Door Replacement

Sliding, gliding, and multi-panel patio door systems, including track, roller, and threshold work. On settled slabs the threshold correction is part of the job, not an add-on.

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Custom & Specialty Shape Windows

Arches, half-rounds, octagons, trapezoids, transoms, and other non-rectangular openings built to a template. Post-and-beam and Eichler-era walls need these more often than most housing stock.

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Commercial Storefront Glass Replacement

Aluminum storefront framing, tempered and insulated commercial glazing, and entry glass for small business properties. We identify the profile before quoting so the job does not stall on a part.

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How it starts

Not Sure Which One You Need

That is normal, and it is what the measure is for. We look at the openings, tell you which job solves the problem, and put the number in writing. If the glass alone fixes it, that is what we quote.

  • Under an hour, every opening measured
  • Written itemised quote left with you
  • Full-frame or glass-only, whichever is right
(408) 547-4680 — talk it through
Estimator measuring a window opening in a Sunnyvale home
Close detail of a replacement window frame and pane

Free in-home measure

Tell Us What Your Windows Are Doing

Fog, draft, a sash that will not move, a bill that jumped. Describe it and we will tell you which of the nine services it is, then measure and quote it in writing.