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CGI Construction in Redlands, CA | Elmwood Contractors
We provide independent CGI window and sliding glass door service across Redlands, from re-glazing fogged vinyl units on 1990s tract homes to full impact-rated replacement packages for wildfire-zone edges. As a Redlands General Contractor, we handle the complete scope. CGI (Chaparral Glazing Industries) vinyl windows and sliders are extremely common on Redlands’ 1970s to 2000s tract homes on the north and east sides, and our crew has measured, resealed, and re-glazed hundreds of them across the Inland Empire. What makes our CGI work different here: we know which failure modes show up in Redlands heat and Santa Ana wind, and we know which jobs need historic design review and which ones don’t. Call (866) 253-8554 for a free estimate, and we’ll tell you straight whether your frames are worth saving before anyone picks up a tool.
Why Redlands Residents Choose Us for CGI Service
CGI vinyl windows and sliders are everywhere in Redlands, especially on the 1970s through 2000s tract homes north of the I-10 and out toward the east foothills. Our crew knows these units the way a mechanic knows a specific engine family. We’ve pulled fogged insulating glass out of CGI single-hungs, rebuilt slider roller carriages that were ground down to nubs, and replaced sun-baked sweep seals on west-facing sliding glass doors whose owners thought they needed a full door replacement. We’re an independent contractor offering Colton CGI service and Redlands repair, not authorized or endorsed by CGI, so we sell the fix that fits the opening rather than a brand agenda. That matters when the difference between a $400 re-glaze and a $4,500 window replacement is just an honest assessment of the frame. Nolan Shepherd runs Elmwood Contractors, and he specs parts the way he specs every material on a job: The right material in the right place. Everything else is just catching up to that decision.
We carry OEM-compatible glass and hardware for the common CGI lines, and we keep a working inventory of aftermarket rollers, weatherstripping, and sweeps in our service trucks so most Redlands calls don’t wait on a parts order. Learn more about our broader CGI sales & service coverage.
Styles & brands we work with







Common CGI Construction Problems We Solve in Redlands
- Fogged insulating glass units from thermal cycling. Redlands summer days push past 100°F, then nights drop twenty or thirty degrees. That cycle repeats for years until the seal between panes fails and condensation lives inside the glass. We re-glaze the sash with exact-fit replacement units when the frame is still square and sound.
- Sun-rotted vinyl weatherstripping and sweep seals on west-facing sliders. The bulb seals on CGI sliding glass doors bake in direct afternoon sun. They dry, crack, and eventually the door whistles in the wind and drags across the track. We replace the sweep and weatherstrip with OEM-spec or exact-fit aftermarket parts, and the door seals tight again.
- Chalky, faded vinyl frames on south-facing elevations. Redlands UV exposure dulls white CGI vinyl to a flat, chalky gray over ten or fifteen years. If the frame is still structurally sound, a professional restoration cleaning brings back some color, but if it’s warped more than 1/8 inch, we’ll tell you replacement makes more sense than chasing seals that will keep failing.
- Weep-hole and sill pan drainage failures. Santa Ana winds drive fine dust and debris into the weep channels on the bottom track of CGI sliders. When those holes clog, water pools against the underlayment and starts working on the framing. We clear the system and repair the sill pan flashing so drainage works the way CGI designed it.
- Cracked vinyl sash corners and broken roller carriages. After twenty-plus years of being slammed open and shut, CGI slider sashes crack at the welded corners and the roller carriages flatten. We replace the carriage assemblies and re-square the sash when the damage is localized. When the corner weld itself has failed, we’ll show you the crack and talk replacement.
CGI Service in Redlands: What Local Conditions Mean for Your Equipment
Redlands’ downtown historic core requires design review for exterior changes, but the 1970s through 2000s tract homes on the north and east edges where CGI vinyl windows cluster mostly sit outside that review. So in Redlands, the same window job that needs historic approval on a 1920s Craftsman in 92373 often needs no review at all two miles north near Lugonia Avenue. That single fact changes turnaround time and what window profile we can spec. On a historic-core property, we’re matching original proportions and trim profiles and waiting on city review before a single pane comes out. Two miles north, we can usually measure, order, and install a standard CGI replacement or re-glaze without a permit delay. That isn’t true in San Bernardino, CGI in Grand Terrace, or Highland the same way. It’s a Redlands-specific quirk of having a city with a genuinely protected historic district sitting next to stock built during the vinyl window era. Understanding which side of that line your house falls on is half the job before the job even starts.
On a 1990s tract home off Lugonia Avenue in north Redlands, our crew found CGI single-hung vinyl windows fogged after years of thermal cycling between 100°F-plus days and cool nights, with chalky frames facing south and a sliding glass door whose sweep seal had rotted away entirely. We replaced the failed insulating glass units, set new OEM-spec weatherstripping and roller carriages on the slider, and the owner reported the whistling at the door jamb and the fogged panes were gone. No full replacement needed.
CGI Models & Products We Service in Redlands
We service the CGI lines most common across Redlands and the surrounding Inland Empire: the Series 2000 single-hung vinyl window, the Series 6000 sliding glass door, the vinyl horizontal slider, and the fixed-picture vinyl window with integral nailing fin. Our parts approach is simple. Where the frame is still sound, we use CGI OEM or exact-fit replacement glass and hardware. Where the OEM part has been discontinued, we spec quality aftermarket rollers, weatherstripping, and sweeps that match the original profile. A re-glaze and re-seal on a fogged CGI sash is often a fraction of a new window. When the vinyl itself is chalked, cracked, or warped beyond 1/8 inch, replacement makes more sense, and we’ll show you exactly why before you spend a dollar.
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AfterCGI Service Pricing in Redlands
CGI service costs in Redlands depend on whether we’re repairing the glass and seals you have or replacing the unit entirely. Here’s what to expect based on the work our crews actually do across the 92373, 92374, and 92375 ZIP codes:
| CGI Service | Typical Price Range in Redlands |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Roof Repair (adjacent envelope work) | $400 – $1,800 |
A re-glaze on a fogged CGI sash typically runs far below the cost of a full window replacement, and that’s the conversation we prefer to have first. Our free estimate includes a frame-by-frame assessment, a written line-item scope, and our honest read on whether repair or replacement serves you better. Call (866) 253-8554 for an exact quote. Estimates are free, and we name the parts and brands going into your home before the contract is signed.
Serving Redlands, CA — Our Local Coverage Area
We’re based in the Redlands 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 – CGI Construction in Redlands
Yes, in most cases we can replace just the failed insulating glass unit and re-glaze the existing CGI sash, as long as the vinyl frame is still square and sound. We’ve done this on hundreds of Redlands tract homes where the original CGI frames were still straight but the seal between panes had failed. Cost runs well below a full replacement. Call (866) 253-8554 and we’ll tell you whether your specific unit qualifies before you commit to anything.
It depends entirely on where in Redlands the property sits. Homes in the downtown historic core (92373) with pre-1940 Craftsman, Spanish Colonial, or Victorian exteriors generally require design review for window changes, and we have to match original trim profiles and proportions. Homes on the north and east edges where 1970s through 2000s CGI vinyl windows cluster usually fall outside that review, so the same job moves faster. We check your address against the city’s current historic overlay before we spec anything.
Redlands heat bakes the sweep seals and roller carriages on CGI sliders until the door drags and the tracks bind. The vinyl roller wheels deform under sustained high temperatures, and the baked seals add friction. We replace the roller carriages and set a new OEM-spec sweep, and the door glides again. This is the single most common CGI repair we make during Redlands summers, especially on west-facing doors. Call (866) 253-8554 for a free door assessment.
CGI’s standard vinyl lines were never marketed as impact-rated, which matters if your Redlands home sits in a foothill-adjacent WUI zone where the city or your insurer now requires impact glazing. Where code or insurance demands it, we install impact-rated replacement windows and doors and pull the permits so the inspection record matches. Farther from the foothill edges, a sound CGI window with fresh weatherstripping handles Santa Ana wind fine. We’ll tell you which situation applies to your address.
The frames tell the story. If the vinyl is chalky but still flat and square within 1/8 inch, repair and re-glaze usually makes sense. If the sash corners are cracked, the vinyl is warped, or the frames were installed with failed sill pans, replacement is the better spend, because seals on warped frames will keep failing no matter how many times you re-set them. We show you the measurements and the specific failure points before making a recommendation. Call (866) 253-8554 to schedule a free frame-by-frame assessment.
Service Areas Near Redlands
Elmwood Contractors also provides CGI service to nearby Inland Empire and Orange County communities, including CGI service in Crestline and CGI service in Highland. Our crews regularly work east through Mentone and west toward Loma Linda, and we cover the broader Redlands service area across all three ZIP codes.
Book Your CGI Service in Redlands Today
If your CGI windows are fogged, whistling, dragging, or just reading their age, we’ll assess every frame and give you a straight repair-or-replace answer. We coordinate the whole job under one contract. Call (866) 253-8554 to schedule a free estimate in Redlands today.
Written by Nolan Shepherd, Owner at Elmwood Contractors, serving Redlands and the Inland Empire with independent CGI window and sliding glass door service.