Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Custom Windows & Doors Across Santa Rosa
Custom windows and doors in Santa Rosa run $1,800 to $9,500 per opening depending on size, frame material, and whether your property falls within a Chapter 7A Wildland-Urban Interface zone. Most custom window packages take three to six weeks from measurement to install, with door assemblies often faster. TruePane has worked the Santa Rosa market long enough to know exactly what inspectors in Coffey Park and Fountaingrove look for, and what the Victorian homes along McDonald Avenue demand. If you’re planning a replacement or new construction, call (888) 635-0804 for a free estimate. We’ll come to your property, measure twice, and put the numbers in writing.
Why TruePane Windows & Doors Is Santa Rosa’s Preferred Custom Windows & Doors Company
TruePane was founded in 2008 by second-generation glazier Dale Kessler, but the trade runs much deeper than that. Our crews have years of combined glass and installation experience behind them, and we hire local, train apprentices into journeymen, and act like a company that plans to be in Santa Rosa thirty years from now. That matters when you’re spending five figures on windows that have to meet fire code, keep fog out of your dual panes, and look right from the curb.
We do not run a regional call center. A live person answers the phone 24 hours a day, 7 days a week. When you call about a custom window or door in Santa Rosa, you talk to someone who knows the difference between a WUI-rated tempered lite and a standard dual-pane unit, and who can tell you honestly whether your project needs the former. Our technicians are background-checked and uniformed. They measure every opening twice, quote manufacturer lines side by side on paper, and register both warranty layers before the truck leaves your driveway. That’s The Keystone Standard, and it’s not a marketing phrase. It’s how we work.
What Santa Rosa Homeowners Tell Us
The homes we work on here split into three groups: pre-war originals with single-pane wood sash, mid-century ranches with tired aluminum frames, and post-2018 rebuilds where the builder grade windows are already failing. Each has its own failure pattern, and each needs a different approach. The McDonald Avenue Victorians want authentic divided lites and wood interiors that match original millwork. The 95401 ranch homes want low maintenance and better seals. The Coffey Park rebuilds want whatever the inspector will sign off on without a second trip. We know all three, because we’ve worked all three.
Our Custom Windows & Doors Services in Santa Rosa
Our full Custom Windows & Doors team handles everything from a single replacement sash to a whole-house package with architectural glazing. In Santa Rosa specifically, these are the four services we get called for most often.
Custom Shape Windows
Arched tops, eyebrow windows, parallelogram glass, circular portholes in gable ends. Older Santa Rosa homes often have non-standard openings that big-box replacement trays cannot match. We custom-build each unit to the actual rough opening, not the other way around. For historic-adjacent properties along McDonald Avenue, we can match the period profile and use wood interiors that look original while performing like modern dual panes. Custom shapes in Santa Rosa typically run $2,200 to $6,800 per window, depending on radius, frame material, and whether you need a tempered outward lite for a WUI zone.

Commercial Storefront Glazing
Santa Rosa’s retail and mixed-use buildings along Mendocino Avenue and downtown need storefront systems that hold up to summer heat, winter rain, and daily foot traffic. We install and replace aluminum storefront framing, door stiles, and tempered safety glass for small retail and office storefronts. A full storefront replacement with a standard entrance door in Santa Rosa generally runs $5,500 to $14,000. We stage materials carefully on busy sidewalks, work around your business hours where we can, and leave the entry usable at the end of each day.

Curtain Wall Systems
For mid-rise and commercial work in Santa Rosa, curtain wall replacement is a different trade than residential glazing. We handle punched openings and limited curtain wall spans for offices and mixed-use buildings, coordinating with the General Contractor on the structural and thermal requirements. These are not weekly jobs for most crews, and the learning curve shows when someone underbids them. A modest curtain wall section in Santa Rosa starts around $350 per square foot and climbs with access requirements, glass performance, and framing complexity. We’ll give you a written, line-item quote before any work starts.

Architectural Grilles & SDLs
Simulated divided lites and interior grilles get specified a lot on Santa Rosa projects because they let a new dual-pane window carry the visual weight of an older wood-sash original. We build with true SDLs (bars applied to the interior and exterior with a spacer bar inside the insulated glass unit) so the shadow lines read honestly. These are especially common on the McDonald Avenue corridor and on Craftsman-era homes where owners want modern performance without losing the historical character. Expect to add $75 to $200 per lite for true SDLs on a custom window in the Santa Rosa market. That cost is worth it when you compare the depth of the grille pattern against a cheap tape-on fake mullion.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Santa Rosa
TruePane is an authorized installer for more than a dozen manufacturer lines, including, PGT, and CGI. On custom jobs for Santa Rosa homes in the fire-hardened zones, we quote PGT and CGI side by side because both build tested and labeled WUI-compliant assemblies that satisfy Chapter 7A. We also work with ES Windows on oversized glass panels and architectural glazing where thermal performance and sight lines dominate the spec. We stock local parts for common installations across Sonoma County, which means fewer days waiting on a truck from out of state and faster repair turnarounds when something fails. If you want to see the warranty paperwork for a specific line before you commit, ask. We’ll put both layers in writing.
Common Custom Windows & Doors Problems We See in Santa Rosa Homes
These are the calls we get from Santa Rosa homeowners throughout the year. If any of these sound like your house, call (888) 635-0804 and we’ll schedule an assessment.
- Fogged dual panes by late summer. Santa Rosa’s inland heat reaches 95-100°F on summer afternoons with single-digit humidity. That bakes out window sealants prematurely, and when the seal goes, the argon leaks and the interior fogs. We see this most often on west-facing and south-facing glazing installed before 2010.
- Water infiltration at door thresholds by January. Marine air funneling through the Petaluma Gap delivers damp, wind-driven winter rain. If the frame-to-rough-opening seals were not properly flashed and taped, that rain finds its way under the sill and into the subfloor. By January, we’re replacing rotted door framing in the 95401 corridor on schedules that fill up fast.
- Failed WUI inspections on rebuilds. In Fountaingrove and Coffey Park, inspectors specifically check that exterior windows carry a rated multi-pane tempered lite on the outward face and that door assemblies meet the solid-core or rated-glazing threshold Chapter 7A requires. A standard dual-pane unit without the tempered outward lite fails inspection. We’ve replaced more than a few of those for homeowners who bought from a contractor who did not pull permits in this part of Sonoma County before.
- Oversized units that were never measured for the access path. Tight 1950s ranch lots in the 95401 corridor often have narrow side gates and no alley access. A 96-inch-by-60-inch custom slider will not fit through a 28-inch gate, and it will not go over a six-foot fence without a lift. When we quote, we walk the access path first. That saves you money on installation day.
Pricing for Custom Windows & Doors in Santa Rosa, CA
Here are the ranges we quote in the Santa Rosa market as of this year:
- Custom shape windows: $2,200 to $6,800 per window
- Oversized glass panels (fixed picture units over 40 square feet): $3,500 to $9,500 per panel
- Architectural grilles & true SDLs: add $75 to $200 per lite
- Commercial storefront glazing (standard aluminum storefront with door): $5,500 to $14,000
- Curtain wall sections (small to modest spans): start around $350 per square foot
What pushes a quote toward the top of these ranges: WUI-rated tempered glass, wood interior frames, true SDLs, access limitations that require lifting or scaffolding, and any condition where the existing rough opening is out of square and needs reframing. Fixed pricing is our standard. We write the quote in line items, you approve the line items, and if the job does not change, neither does the price. Call (888) 635-0804 for a free estimate at your Santa Rosa property. It takes about an hour, and you’ll have the numbers on paper before we leave.
How TruePane Handles Tight Santa Rosa Lots
Santa Rosa’s central neighborhoods are not Seattle suburbs or Petaluma cul-de-sacs. The working reality in the 95401 corridor is this: narrow driveways, zero-lot-line setbacks, shared walls, and driveways that were poured when a single car was a luxury. On a Coffey Park rebuild, our crew installed a custom Andersen A-Series picture window with argon fill and tempered outward lite to meet Chapter 7A. We coordinated flashing tape and sill pan details with the site super while staging materials in the driveway and keeping the shared side yard clear for the neighbor’s fence crew. The inspector signed off on the rated glazing and the solid-core entry door assembly the first time, and the homeowner later told us the new unit’s U-factor dropped their summer cooling load noticeably compared to the pre-fire single-pane window. That is the job done right, and it’s the standard we build from.
Access is not an afterthought on these sites. It is a line item. If the crew has to haul an oversized glass panel over a fence or walk a 42-inch-by-88-inch insulated glass unit through a narrow side gate, that affects the labor estimate. We will tell you that before you sign. We will also coordinate party-wall notices with your neighbor when the work affects a shared wall, and we will keep the staging area clean at the end of every day. On municipal work in Santa Rosa, we follow the city’s noise and work-hour ordinances to the letter, because we plan to keep working in this city long after the current permit cycle closes.
We Also Serve Cities Near Santa Rosa
TruePane runs crews throughout central Sonoma County. In addition to Custom Windows & Doors in Santa Rosa, we regularly work in Sebastopol, Windsor, Rohnert Park, and Cotati. The Chapter 7A requirements that govern Coffey Park and Fountaingrove rebuilds do not apply everywhere, but our crews carry the same flashing detail discipline and warranty registration practice to every job in every one of these cities. If you’re within twenty-five minutes of Santa Rosa, we’re in your service area.
Serving Santa Rosa, CA - Our Local Coverage Area
We’re based in the Santa Rosa 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 - Custom Windows & Doors in Santa Rosa
No. Chapter 7A WUI requirements apply to properties located within designated High Fire Hazard Severity Zones, which in Santa Rosa are concentrated in the eastern hills and the Coffey Park and Fountaingrove rebuild areas, not to the McDonald Avenue corridor. Your Victorian likely falls under standard Title 24 energy requirements and any city-level historic or overlay district review that applies to exterior changes. What this means in practice: you can specify a standard dual-pane unit with a wood interior without a tempered outward lite, and you will not fail a WUI inspection because there will not be one. The relevant question for your house is whether your window replacements trigger a city design review for the historic character of the facade. If they do, we coordinate the paperwork. The fastest way to know what applies to your specific parcel is to call (888) 635-0804. We’ll pull the parcel details and tell you honestly what you need, free of charge.
We notify the adjacent property owner in writing before any work that touches a shared wall, and we coordinate the schedule so the affected window or door is not left open overnight. This is standard practice on Santa Rosa zero-lot-line homes, where the window frame you’re replacing may be part of the shared wall assembly. If the rough opening needs any structural adjustment, we pull the permit and the city will post its own notice for record. We also stage our materials on the lot we’re working on, not on the neighbor’s side, and we keep the shared side yard clear for the neighbor’s access at all times during the project. Call (888) 635-0804 for a quote, and tell us if your property has a party-wall agreement on file. We’ll read it.
Because the sealant fails under prolonged heat and low humidity, and the inert gas inside the insulated glass unit escapes, pulling moisture into the interpane space once cooler nights return in September and October. This is the classic Santa Rosa dual failure mode: 95-100°F summer afternoons with single-digit humidity bake the edge seals until they micro-crack, and by late summer the fog appears on the inside of the unit. Winter rain does not cause fog; it causes the water intrusion at the sill and threshold that we see in January. A failed seal is not repairable on site. The unit must be replaced or deglazed and rebuilt if the frame is sound. We quote both options. Call (888) 635-0804 if you’re seeing condensation between the panes. It will not clear up on its own.
Replacing an existing window in a Coffey Park rebuild will not trigger a new WUI inspection on its own, but any replacement window installed in a High Fire Hazard Severity Zone must itself meet Chapter 7A requirements. That means the outward face must have a rated multi-pane tempered lite, and the frame must be non-combustible or ignition-resistant. If you are adding a new rough opening for oversized glass, that is a modification to the building envelope that does require a permit, and the city will review the assembly compliance. We quote the WUI-compliant version of any oversized panel as the default for Coffey Park addresses, because there’s no practical way to install a non-compliant unit there and pass inspection. Call (888) 635-0804 if you want to know what a rated oversized panel costs for your specific wall.
Access is a real cost driver, and we show it as a line item rather than burying it in the labor rate. If a 96-by-60-inch custom slider has to be walked around a house because there is no straight path from the curb, that adds handling time and risk. If we need to bring in a material lift or a second tech to safely transport an oversized insulated glass unit over a fence, that adds up front. We walk the access path during the free estimate and tell you exactly what the crew will face on install day. Most tight-lot jobs in the 95401 corridor add $150 to $600 in access-related labor compared to a standard suburban setback. You’ll see that number on the quote before you sign. Call (888) 635-0804 to schedule the walkthrough.
Call TruePane for Your Custom Windows & Doors in Santa Rosa
We keep it simple. A live person answers the phone 24/7, not a voicemail tree. We measure twice, quote manufacturer lines side by side on paper, and register both warranty layers in writing before the truck leaves the driveway. Our workmanship is covered by the Done Right Promise. If the pane is not true, the job is not done. We stand behind it. We’ll be there when we say. And we’ll still be in Santa Rosa thirty years from now, answering the phone.
Call (888) 635-0804 today to schedule your free estimate. The estimate is free, the walkthrough is thorough, and the quote is in writing. Whether you’re rebuilding in Coffey Park, restoring a McDonald Avenue Victorian, or replacing fogged dual panes in a 95401 ranch home, we’ll give you a square deal and a written price before any work begins.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Santa Rosa and central Sonoma County since 2008.



Before
After
Before
After
Before
After