Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Window Replacement Across Novato
Window replacement in Novato runs $600 – $1,200 per window for standard vinyl retrofits into existing frames, with full-frame tear-outs starting around $1,400 and climbing based on opening condition. Most Novato jobs take two to four weeks from first measurement to final inspection, depending on permit routing and product lead time. We’ve worked Novato’s 1960s ranch tracts off San Marin Drive and the hillside rebuilds above Ignacio long enough to know that every street here has its own window story. Call (817) 686-2228 for a written, line-item quote before any work starts.

We schedule free measurements across Novato every week, from Pleasant Valley to Hamilton Field. Our techs know the difference between an original aluminum slider in a 1965 rancher and a retrofit vinyl unit in a 1990s rebuild up off Atherton Avenue. That matters when the wrong opening assumption adds a day of re-framing nobody budgeted for.
Why Meridian Windows & Doors Is Novato’s Preferred Window Replacement Company
Novato homeowners have hired us for glass repairs, sash replacements, and full-frame window projects because we put the price on paper before a single screw turns. That written quote does not move at the door. Elliot Vance runs our window replacement operation, and every crew member arrives background-checked and in uniform, so you know who is walking through the door on Hamilton Parkway or Center Road.
We carry eight manufacturer lines, including PGT, CGI, and ES Windows, which means we spec the right product for a shaded valley floor ranch versus a sun-exposed hilltop lot. The Garrison Standard governs how our crews work: boots on, drop cloths down, and the opening re-squared before any unit gets set. If the installation fails within 365 days, we return at no charge. That guarantee is written, not implied.
When you call, a live person answers. Always. No voicemail loops, no next-day callback. You reach a scheduler who can book a measurement visit for your Novato home and give you a realistic calendar window before the phone call ends.
Window Glass Repair in Novato
Window glass repair in Novato typically involves replacing a failed insulated glass unit, repairing a fogged pane, or addressing a crack before moisture works its way into the sash and frame. Most glass-only repairs on standard Novato homes run $250 – $600 per pane, including the replacement IGU and labor. You need this when a seal has failed and condensation sits between the panes, or when a lawn mower sends a rock through a dining room window off Novato Boulevard.
Fogged and Failed Seals
Novato’s winter humidity gets into failed seals and leaves that permanent haze between panes. We remove the old IGU, inspect the sash for softness, and set a new low-E unit if the frame is still sound. If the frame is soft, we tell you before quoting the swap, not after the glass is out.
Cracked and Impacted Glass
A cracked pane in a single-glazed 1960s window usually means the whole sash got racked at some point. We check the square of the opening before cutting new glass, because Novato’s older ranch frames have settled over six decades and a rectangle cut to nominal size often will not seat properly.
Window Pane Replacement in Novato
Window pane replacement in Novato covers the glass unit itself while leaving the existing frame and sash in place. Pane-only replacement on a standard double-hung or slider runs $150 – $400 for single glazing and $300 – $700 for a low-E insulated unit, depending on size and whether the sash needs re-glazing. This is the right scope when the glass has failed but the surrounding frame is structurally solid.
Single Pane to Insulated Glass
Plenty of Novato’s original 1960s homes still have single-pane sliders. Swapping just the glass to a double-pane low-E unit cuts the heat gain on west-facing rooms without the cost of a full retrofit. The catch: the existing sash has to be deep enough to hold the thicker unit. We measure the glazing channel before recommending it.

Sash Repair vs. Replacement
In the Pleasant Valley area off San Marin Drive, our tech replaced a cracked single-pane double-hung sash in a 1964 ranch where the original wood jamb had swollen from seasonal moisture. We re-squared the opening, set a low-E insulated glass unit in a new laminated glass interlayer sash, and matched the existing trim profile so the elevation stayed consistent from the street. That job cost less than a full-frame replacement because the jamb, once dried and trued, was sound enough to keep.
Trusted Brands We Service in Novato
We install and replace units from PGT, CGI, ES Windows, and five other manufacturer lines, so a Novato homeowner is never locked into whatever happens to be sitting in a warehouse. If your 1970s tract house off San Marin Drive needs a specific design pressure rating to clear inspection, we’ll spec a PGT unit rated for the wind loads up on the ridges. If you have an existing brand you want matched, we’ll cross-reference the rough opening and order the correct size. Parts and glass arrive to our Bay Area scheduling office, then route to your Novato job with a confirmed install date.
Common Window Replacement Problems We See in Novato Homes
- Original aluminum sliders in 1960s and 70s ranch tracts. These single-pane units fail at the corners and lose their thermal performance years before the frames show visible damage. Replacement often means reframing the opening because the original rough openings were sized for thin aluminum extrusions, not modern vinyl or composite frames.
- Wind-exposure variation between valley floor and hilltop lots. Novato’s valleys sit calm while the hills above Atherton and Ignacio catch full afternoon gusts. A window rated for a sheltered Pleasant Valley street may not pass inspection on a ridge lot, which is why we pull the local wind zone data before quoting design pressure ratings.
- Swollen wood jambs from seasonal moisture. Novato’s wet winters and dry summers move older wood frames enough to rack sashes and crack glass. When you hear a window bind during the rainy season, the jamb has likely absorbed moisture and will not return to square on its own.
- Glass-only scopes that drift into full replacement. We see this constantly: a Novato homeowner calls for a simple pane swap, and once the sash is down we find the frame itself is soft in the corners. We tell you before work starts, not after the old unit is out and the opening is exposed.
Pricing for Window Replacement in Novato, CA
A vinyl retrofit replacement into an existing sound frame in Novato runs $600 – $1,200 per window for standard sizes. Full-frame tear-outs on 1960s ranch openings start around $1,400 and go up with opening size, jamb condition, and product line. Glass-only repair runs $250 – $600 per pane. A whole-house job on a four-bedroom rancher typically lands between $8,000 and $18,000 installed, depending on how many openings need reframing. What moves the number: rough-opening dimensions off square, wind rating upgrades for hilltop lots, and whether the surrounding frame passes a rot check. Call (817) 686-2228 for a free measurement and a written quote.
We Also Serve Cities Near Novato
Our crews handle Window Replacement jobs throughout Marin and southern Sonoma, including Fairfax, San Anselmo, Petaluma, and San Rafael. Many Novato homeowners call us after wrapping one property and realizing the rental up in Petaluma has fogged glass too. If you’re outside Novato proper, we’ll send a tech to measure and quote the same way we do here.
Serving Novato, CA - Our Local Coverage Area
We’re based in the Novato area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Window Replacement in Novato
Yes, any full-frame or retrofit window replacement in Novato that changes the opening size or structural framing requires a building permit through the City of Novato. The inspection typically checks flashing, shimming, and the design pressure rating on the unit against your wind zone. Glass-only repairs that keep the original frame intact usually do not trigger a permit. We pull permits on every job that needs one, and the inspection pass is part of our written scope. Call (817) 686-2228 to verify what your specific project requires.
Most Novato window replacements finish within two to four weeks from initial measurement to final inspection. Measurement visits happen within a few days of your call. Product lead time runs one to three weeks depending on manufacturer and size. Installation takes one to two days for most single-story homes, and permit inspection scheduling adds a few days after the work is complete. We’ll give you a calendar at the quote, not a vague promise.
Yes, if the frame and sash are structurally sound, we replace just the glass or the insulated unit for $250 – $600 per pane. We inspect the jamb and sill for softness before quoting the glass-only scope. If the frame is compromised, we’ll tell you and quote the full replacement instead, but we won’t push you into it unless the structure requires it. Call (817) 686-2228 and we’ll measure the opening before recommending anything.
The price changes when hidden conditions force a different scope: a rough opening that’s out of square, rotted jambs hidden behind trim, or an inspection that flags the design pressure rating and requires a higher-rated unit. That is exactly why we check rough-opening dimensions and jamb condition during the measurement visit, not after demolition. Our written quote holds unless we uncover something that changes the structural scope, and if that happens we stop work and put the new number in writing before proceeding.
Yes, we install and replace products from PGT, CGI, ES Windows, and five other manufacturer lines, so we can match an existing brand or spec a new one for Novato’s specific wind zones. If you have a failed unit from a brand not on our list, we’ll still quote the replacement and check whether a warranty transfer applies before you buy a new window outright. Call (817) 686-2228 with the make and model stamped on the spacer bar, and we’ll tell you what your options are.
Call Meridian Windows & Doors for Your Novato Window Replacement
We serve Novato homeowners from the Pleasant Valley flats to the hills above Atherton. Elliot Vance and the Meridian team quote a written price before work begins, install to The Garrison Standard, and back every job with the 365-Day Done Right Promise. If something fails within that year, we return at no charge. If you’re pricing window replacement in Novato, call (817) 686-2228 to schedule a free measurement and get your line-item quote. A meridian is a fixed line you measure everything against. That’s the name, and that’s how we run every install.
Written by Elliot Vance, Owner at Meridian Windows & Doors.










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