Single hung
Double hung
Horizontal roller
Casement
Bay & bow
Sliding glass doors
Entry doors
Impact garage doors
PGT
CGIFree in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Get your free estimateFast, Reliable Window Installation Across Novato
Window installation in Novato typically costs $850 – $2,400 per opening, depending on window type, frame material, and site access. Most replacements on single-family homes take one to two days per opening once materials arrive. If you’re in Ignacio, San Marin, or downtown Novato and tired of fogged double-pane units or swollen aluminum sliders, our crews know exactly what your house is up against. Call (831) 480-4124 for a written quote before any work starts – no surprises, ever.
Novato sits in the fog-influenced North Bay, which means winter condensation on single-pane sashes and UV-baked south-facing frames are part of daily life here. The housing stock – mostly 1960s-to-1980s tract homes with original aluminum sliders, plus older downtown bungalows with wood double-hungs – has specific failure modes we see again and again. You need a crew that knows how a tight Novato lot shapes staging, access, and the permit path. That’s what we do.
Why Lightwell Windows San Francisco Is Novato’s Preferred Window Installation Company
Lightwell Windows & Doors is part of the Cedarwell network, operating to the Cedarwell Care Promise since 2010. Keith Yamada leads our Novato work with a simple rule: every job gets a written price before a single tool comes off the truck. No change orders, no end-of-day invoice surprises. Novato homeowners have been burned by crews that left dust in the hallway and handed over a bigger number than the one they agreed to – so we built our process around never doing either.
Our technicians are background-checked, uniformed, and follow the C.A.R.E. values on every visit: Clean up like it’s our own home, Ask before moving or touching anything, Respect the family’s time and quiet hours, Explain the price before the work. Shoe covers and drop cloths go down before the first window comes out. A photo of the clean-up is taken before the crew leaves. And a live person answers the phone 24/7 – when a question comes up about your new install, you talk to a human, not a voicemail maze.
We carry eight manufacturer brands – including ECO Window Systems, Mr-Glass, and Therma-Tru – so the recommendation fits your Novato home, not our preferred vendor. Dispatch and scheduling are coordinated from our San Francisco Bay Area office, with crews serving Novato locally.
Styles & brands we work with










Picture Window in Novato
A picture window in Novato is a fixed, non-operating unit, and it’s the right call when you want an unobstructed view of Mount Burdell, the Marin hills, or your backyard without the hardware and tracks an operable window requires. We install picture windows in living rooms, dining areas, and second-story gable ends where the goal is light and view, not ventilation. Most picture window installations in Novato run $700 – $1,800 per opening. The wide spread comes down to glass package – a basic dual-pane unit costs less than a low-E, argon-filled option with UV protection, which matters on south-facing walls that get hammered by afternoon sun in the dry summer months.
Fixed glass with soundproofing built in
On Novato streets that carry commute traffic – think Ignacio Boulevard or Redwood Boulevard near Highway 101 – a picture window with laminated glass makes a real difference in bedroom and home-office comfort. The laminated interlayer damps road noise far better than standard dual-pane. We also spec tempered glass where code requires it, such as windows close to a door or low to the floor where a kid or dog could bump into it.
When the view matters more than ventilation
If you have a south-facing picture window in a 1970s-era San Marin tract home, UV damage is probably fading your flooring and furniture. A low-E picture window with a solar heat gain coefficient tuned for Marin County’s climate cuts that damage while keeping the room comfortable. We’ll talk through glass options with you before you choose – not after the window is ordered.
Bay Window Installation in Novato
Bay window installation in Novato replaces or builds out a three-panel projection that adds floor space, light, and architectural character. Many Novato homeowners ask for bay windows in kitchens and dining nooks of 1960s-era ranches where the original aluminum flat window feels dated and leaks cold air. A full bay window installation in Novato typically runs $2,200 – $5,500 depending on projection depth, glass package, and whether we’re reinforcing the cantilever below. It’s not a small job, but the payoff in usable space and daylight is immediate.
Structural support and roof ties
A bay window isn’t just a window – it’s a small room extension. The framing has to carry the window’s weight outward, which means checking the existing header, rim joists, and cantilever framing before we order anything. In older bungalows near downtown Novato, we often find rot in the bottom plate or rim joist where years of fog and rain found a path in. We address that structural work before the new bay unit goes in, so you’re not hiding a problem behind new trim.
Protecting the room inside while the old window comes out
When we pull a bay window in a Novato home with kids and pets, the opening is unsealed for a period of the workday. That means drop cloths on the floors, plastic sheeting hung to keep dust contained, and the work sequenced so the new rough opening is closed up as quickly as practical. We also stage materials on the street or driveway with proper permits – never block a neighbor’s access. The C.A.R.E. values are not a slogan; they’re the order of operations.
Trusted Brands We Service in Novato
We stock parts and coordinate lead times for ECO Window Systems, Mr-Glass, and Therma-Tru, along with five other manufacturer lines. That matters in Novato because the local housing stock wasn’t built to a single standard – a 1978 Ignacio slider has different frame dimensions than a pre-war bungalow double-hung downtown. Rather than force one vendor onto every home, we pick the brand that fits the opening, the exposure, and your budget. Need a replacement sash for an existing Mr-Glass frame or a new Therma-Tru entry system to match? We can source it without the eight-week runaround.
See the difference
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After
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After
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AfterCommon Window Installation Problems We See in Novato Homes
- Aluminum sliders that bind and leak in Ignacio. In the Ignacio neighborhood, many 1970s homes still have original aluminum sliding patio doors and windows that swell, bind, and leak during winter storms. Replacing them with dual-pane, low-E units is one of the most common first calls our Novato window installation crews take.
- Condensation on single-pane wood sashes downtown. Pre-war bungalows near the historic core still have original single-pane wood double-hungs. Morning fog off the Petaluma River turns to interior condensation on those cold glass surfaces, and over time the sills rot. Retrofit with insulated glass inside the original wood frame is often the right fix.
- UV damage on south-facing picture windows. Novato’s dry summers and clear southern exposure beat on fixed windows in San Marin and Hamilton. Fading floors, cracked caulking, and failed seals in dual-pane units are the tell-tale signs. Low-E glass with proper solar control solves the root cause rather than just the symptom.
- Narrow-street staging chaos. Tight lots in older Novato neighborhoods mean delivery trucks block driveways, and neighbors get angry. We stage materials on the street only with permits, coordinate with adjacent homeowners for any shared-wall access, and keep the site clear for your family and your neighbors to get in and out.
Pricing for Window Installation in Novato, CA
Here’s what you can expect to pay in Novato’s market. Single and double-hung window replacement runs $850 – $1,600 per opening. Horizontal roller windows and 3-panel sliding units land between $1,200 and $2,300. Casement windows run $950 – $1,900 depending on size and operator hardware. Awning and hopper windows are usually $700 – $1,300. Picture and fixed windows fall between $700 and $1,800. Bay and bow windows run $2,200 – $5,500. Garden windows sit around $1,800 – $3,000. What moves the number: structural repair on older bungalows, historic overlay review if applicable, glass upgrades like low-E or laminated, and site access on a tight lot. We put the full price in writing before work starts, and the 365-Day Done Right Promise means if the finished work isn’t right, Lightwell makes it right – no debate, no countdown. Call (831) 480-4124 for your free estimate.
We Also Serve Cities Near Novato
Our Window Installation team regularly handles projects in Albany, Berkeley, Emeryville, and Martinez. If you’re in one of those communities, we bring the same written pricing, C.A.R.E. on-site standards, and local permit knowledge to every job. And if you’re comparing Window Installation in Novato with neighboring cities, we’ll walk you through what makes each market’s pricing and permit path unique.
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 Installation in Novato
Yes, replacing aluminum sliders with impact-rated windows in Novato requires a building permit because the opening dimensions and structural attachment change with the new unit. The City of Novato Building Division reviews the project for compliance with current energy and structural codes. We pull the permits for you, submit the product approvals, and schedule the inspections – you don’t handle paperwork. Call (831) 480-4124 and we’ll walk through your specific project before you commit to anything.
We stage materials with street-use permits where required, never block a driveway or fire hydrant, and coordinate with adjacent neighbors before the truck arrives. On a tight Ignacio lot, we’ve parked equipment off-site and carried materials in stages to keep the street passable. If you have a driveway, materials go there first. We also tell neighbors ahead of time when the street walkway will be temporarily clear of debris. Your quote includes the staging plan so there are no surprises on day one.
Yes, we retrofit original wood double-hung frames with insulated glass units and new weatherstripping, keeping the original sashes and muntins in place. In downtown Novato bungalows, this preserves the window’s historic profile while solving the condensation and draft problems. If the frames are too far gone, we can source a matching wood replacement that fits the period character. Bring photos and measurements to the first call, and we’ll tell you what’s salvageable before any pricing is set.
We work standard daytime hours, usually starting at 8:00 a.m. and wrapping by 4:00 or 5:00 p.m., and we keep noisy cuts and nailing to mid-morning and afternoon windows that respect neighbors and kids’ nap schedules. On shared-wall lots or duplex situations, we coordinate with the adjacent unit before starting demolition and use hand tools where power tools would transmit vibration through a shared stud cavity. A written schedule comes with your quote, and we communicate with neighbors before the first cut.
Yes, dual-pane low-E windows reduce interior condensation dramatically on south-facing Novato windows because the interior glass surface stays warmer than a single-pane or old aluminum-frame window. The fog-influenced North Bay climate means morning moisture is a fact of life, but a low-E dual-pane unit with a warm-edge spacer addresses the root cause rather than just wiping the glass. For a detailed quote on your exact windows, call (831) 480-4124 – the estimate is free and the price is in writing before you say yes.
Written by Keith Yamada, Owner at Lightwell Windows San Francisco, serving Novato since 2010.
Six Reasons Homeowners Choose Lightwell Windows San Francisco
Laminated glass and reinforced frames hold up to wind-driven rain, hail and flying debris, so your openings stay sealed when the weather turns.
Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.
Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.
Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.
Tighter seals and insulated glass even out hot and cold rooms and stop the drafts at the frame.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.