Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Sliding & Patio Doors Across Larkfield-Wikiup
Sliding and patio door replacement in Larkfield-Wikiup typically runs $1,800 to $6,400 installed, depending on the door’s size, the frame material, and whether Chapter 7A fire-resistant glazing is required. Most jobs take one day once the door is on hand, and we stock common Larkfield-Wikiup sizes to keep the work moving. Call (888) 635-0804 for a free, written quote that tells you exactly what the door costs, what the install costs, and what the permit will add.
Larkfield-Wikiup is not a generic Sonoma County neighborhood, and sliding doors here are not a generic product. The October 2017 Tubbs Fire leveled a large share of the homes between Old Redwood Highway and the hills, and the rebuilding wave that followed changed what a “simple door replacement” means. Today, roughly two realities exist side by side in Larkfield-Wikiup. Post-fire rebuilds carry California Chapter 7A WUI code requirements for ember-resistant, multi-pane glazing and fire-rated assemblies. Surviving pre-fire homes, mostly 1970s to 1990s tract construction, still carry original aluminum sliders that insurers are increasingly refusing to underwrite. When a homeowner off Mark West Springs Road calls about a fogged patio door, they are often calling because an insurance renewal letter told them to.
Our Sliding & Patio Doors team knows both sides of that divide. We measure every opening twice, quote manufacturer lines side by side on paper, and register both warranty layers in writing before the truck leaves your driveway. If the pane is not true, the job is not done.
Why TruePane Windows & Doors Is Larkfield-Wikiup’s Preferred Sliding & Patio Doors Company
TruePane was founded in 2008 by second-generation glazier Dale Kessler, and the company carries years of window and door heritage through his family’s craft tradition. We are not a franchise playbook. We hire local, train apprentices into journeymen, and act like a company that plans to be in Sonoma County in thirty years. Larkfield-Wikiup homeowners call us because a live person answers the phone 24 hours a day, seven days a week, not a voicemail tree.
Every sliding door job in Larkfield-Wikiup is covered by the Done Right Promise and The Keystone Standard. That means both manufacturer warranty layers are registered in writing, durations stated, and our workmanship is guaranteed for 90 days with no paperwork fights and no arguing. If something is not right, we make it right. Dale keeps one rule on the whiteboard and it governs every install: if the pane is not true, the job is not done.
Our technicians are background-checked and uniformed. They work in your home the way they would work in their own mother’s. They also know Larkfield-Wikiup’s specific pressure points, because we have been called out to enough of them. When a 1980s aluminum slider on a surviving pre-fire home off Faught Road fails, the fix is not just a new door. It is a Chapter 7A-compliant door that satisfies the insurance carrier and keeps the policy alive.
Our Sliding & Patio Doors Services in Larkfield-Wikiup
We install, replace, and service the full range of sliding and patio door systems across Larkfield-Wikiup, from compact two-panel patio sliders to heavy multi-panel panoramic walls. Here is what that covers in practice.
Patio Sliding Doors
A standard two-panel patio slider in Larkfield-Wikiup runs $1,800 to $3,400 installed for a vinyl frame, and $2,800 to $5,200 for a fiberglass or high-end aluminum frame with low-E glass. On post-fire rebuilds, we match the existing Chapter 7A specifications exactly. On older homes, we flag what the insurance carrier is likely to ask for before you spend a dollar.

Panoramic Sliding Systems
Panoramic systems, the multi-panel sliders that open an entire wall, run $8,000 to $22,000 in Larkfield-Wikiup depending on panel count and glass package. These are common on the larger post-Tubbs rebuilds along Mark West Springs Road where owners wanted open sightlines to the hills. We quote manufacturers side by side on paper, including Andersen, Pella, Marvin, Milgard, and PGT, so you see exactly what you are buying.

Heavy-Duty Sliding Doors
Heavy-duty sliders with reinforced frames and tempered, multi-pane glass run $4,500 to $9,500 installed in Larkfield-Wikiup. Given the CAL FIRE High or Very High Fire Hazard Severity Zone designation for this area, heavy-duty is often the right call even when code does not demand it. Ember intrusion resistance matters here in a way it simply does not in a coastal town.

Pocket & Barn Doors
Interior pocket and barn door installation in Larkfield-Wikiup runs $900 to $2,600 depending on hardware quality and whether the wall cavity needs reframing. On older surviving homes, pocket doors frequently reveal framing surprises once the wall is open. We write an allowance into the contract before we start so the price you approve is the price you pay.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Larkfield-Wikiup
TruePane is an authorized installer for more than a dozen manufacturer lines, including, PGT, and CGI. For Larkfield-Wikiup specifically, we keep common replacement parts in our local stock, including PGT and CGI rollers, tracks, and locks, because waiting a week for a roller assembly when your patio door is off its track is not acceptable. We also service Ply Gem and CWS hardware. When we quote your door, we quote multiple manufacturer lines side by side on paper, with warranty durations stated, so you can compare what you are actually paying for.
Common Sliding & Patio Doors Problems We See in Larkfield-Wikiup Homes
- Seal failure on surviving pre-fire aluminum sliders. Larkfield-Wikiup’s inland valley corridor hits the mid-to-upper 90s in summer and drops below freezing on winter nights. That thermal cycling kills seals on 1980s and 1990s aluminum sliders, fogging the glass and letting argon escape. We see it constantly off Faught Road and Old Redwood Highway.
- Insurance-mandated Chapter 7A upgrades. Sonoma County carriers have been non-renewing or conditioning policies since 2017. Homeowners frequently learn at renewal time that a working 1980s aluminum slider is a dealbreaker. We install WUI-compliant replacements and register both warranty layers in writing so the policy condition is satisfied.
- Warped jambs and misaligned tracks from freeze-thaw swings. Surviving tract homes from the 1970s through 1990s were built with aluminum frames that flex with temperature. After 30 or 40 winters, jambs warp and rollers bind. A door that sticks in July and won’t latch in January is a structural problem, not a hardware problem.
- Post-fire rebuilds with non-WUI hardware swaps. We run into owners who replaced rollers, handles, or locks on a Chapter 7A slider with off-the-shelf parts from a big-box store. That can void the fire-rated assembly and trigger re-inspection. If the door was built to code, every replacement component needs to match the code.
Pricing for Sliding & Patio Doors in Larkfield-Wikiup, CA
Here is what we quote in Larkfield-Wikiup, in actual dollar terms. A basic two-panel vinyl patio slider: $1,800 to $3,400 installed. A fiberglass or premium aluminum slider with low-E and tempered glass: $2,800 to $5,200. A heavy-duty WUI-compliant slider with reinforced frame and multi-pane ember-resistant glazing: $4,500 to $9,500. A panoramic multi-panel wall: $8,000 to $22,000. A screen door installation on an existing slider: $300 to $800.
What moves the price in Larkfield-Wikiup more than anything is the Chapter 7A question. If your door is on a post-fire rebuild, the replacement must match the fire-rated assembly. If your home is pre-fire and you are replacing a slider to keep or renew a policy, the insurance carrier may require WUI-compliant glazing even if the town does not. We spell all of that out in a written line-item quote before you commit. No change orders, no surprise line items. Call (888) 635-0804 to schedule your free estimate.
We Also Serve Cities Near Larkfield-Wikiup
Our crews work throughout northern Sonoma County and beyond. We regularly serve Parkway, Arden-Arcade, Ladera Heights, and Commerce for the same sliding and patio door work we do in Larkfield-Wikiup, backed by the same Done Right Promise and The Keystone Standard on every job.
Serving Larkfield-Wikiup, CA - Our Local Coverage Area
We’re based in the Larkfield-Wikiup 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 - Sliding & Patio Doors in Larkfield-Wikiup
Because Sonoma County carriers have been non-renewing or conditioning policies since the Tubbs Fire, and a 1980s or 1990s aluminum single-pane slider is now a common stated reason for non-renewal. In Larkfield-Wikiup specifically, this pressure is higher than in neighboring Windsor or Healdsburg because such a large share of the housing stock is either post-fire rebuilt to Chapter 7A or pre-fire surviving with original aluminum. The door may open and close fine, but the insurer is evaluating ember intrusion risk, not function. We install WUI-compliant replacements and register both warranty layers in writing so you have documentation for your carrier. Call (888) 635-0804 for an exact quote.
No. Post-fire rebuilds in Larkfield-Wikiup were built to California Chapter 7A WUI code, which requires specific multi-pane, ember-resistant glazing and fire-rated door assemblies. If you replace a slider on a Chapter 7A home with a standard off-the-shelf unit, you can void the fire-rated assembly, trigger a re-inspection, and give your insurance carrier a reason to reject a claim or non-renew. We match the existing Chapter 7A specifications exactly on every post-rebuild door we install. Estimates are free, and the quote tells you precisely what replacing the door will cost.
In Larkfield-Wikiup, yes, and for a specific reason. Fogging means the insulated glass seal has failed and the argon has escaped. That leaves you with a door that provides no insulating value and, more importantly in a CAL FIRE High or Very High Fire Hazard Severity Zone, a sealing surface that has already begun to fail. If the seal has failed, the assembly is no longer keeping embers out the way it was designed to. We replaced a failed aluminum slider off Faught Road with a Milgard multi-pane, ember-resistant unit that cleared the fogging and met Chapter 7A. Call (888) 635-0804 and we will give you a straight answer on what your door needs.
On a surviving pre-fire home, a permit adds an inspection that verifies the new door meets current Title 24 energy and any applicable fire-safety requirements. It also creates a paper record that your replacement is compliant, which matters when your insurance carrier asks for documentation at renewal. We pull the permit, schedule the inspection, and pass it. If the inspector flags something in the framing or opening that predates us, we write the correction as an allowance in our contract and get your written approval before any additional work begins. Call (888) 635-0804 and we will walk you through the entire permit process for your specific home.
No. Larkfield-Wikiup is in a High or Very High Fire Hazard Severity Zone, not a hurricane impact zone. What your new home requires is Chapter 7A WUI compliance, which means temperered, multi-pane glass and non-combustible or ember-resistant frame materials. Impact-rated glazing is built for windborne debris, not ember intrusion. Installing impact-rated glass when what your home actually needs is WUI-rated glass means paying extra for the wrong protection, and it will not satisfy a Chapter 7A inspection. We quote the correct glazing package for your specific structure and location. Call (888) 635-0804 for a free estimate.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Larkfield-Wikiup since 2008.



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