Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Why Los Angeles Homeowners Choose PGT Construction
Rowan Construction Group provides independent PGT window, door, and impact glass service across Los Angeles, from PGT repair in Los Angeles like WinGuard aluminum retrofits in Brentwood to 7700 slider rebuilds in the Valley. We are not a PGT dealer and we are not authorized by PGT, but our crews cut, set, and rebuild PGT products daily, which means we know how LA’s salt air, canyon heat, and stucco dust actually affect these units. Call (470) 298-9650 for a written price on PGT repair or replacement, delivered before any work starts. That’s Clause 1 of the Haven Standard.
Why Trust Rowan Construction Group for Your PGT Construction?
Grant Rowan grew up in the Crenshaw district, watching blocks cycle through neglect and renovation in roughly equal measure. That’s what pushed him toward the building side of the equation. He trained in construction technology at Los Angeles Trade-Technical College, where framing, concrete, and project estimating came before any paying job. Two decades of residential and light commercial work across Los Angeles County later, the calls he gets most are for structural remodels where load paths get recalculated and the finished product looks like it was always supposed to be there.
What that means for your PGT windows and doors: we approach every service call the same way. We measure the unit, read the failure, and write down what we found before we touch a tool. Our techs know the difference between a WinGuard interlock that’s binding from structural settling and one that just needs a strike plate adjusted. We have replaced rusted block-and-tackle balances in West Adams bungalows, rebuilt 7700 slider tracks in Playa del Rey where salt fog ate the roller housings, and re-glazed WinGuard laminated units on west-facing elevations in Sherman Oaks where the perimeter seal failed after ten years of direct sun-work that complements our PGT service in Long Beach with the same field standards. The point is not that we are impressed by the vocabulary. The point is that you understand what’s wrong, what it costs to fix, and what you are paying for.
Common PGT Construction Problems We Fix in Los Angeles

- Interlocking stiles binding on WinGuard impact units. PGT’s WinGuard Vinyl and WinGuard Aluminum lines use interlocking stiles for structural strength in impact applications. In Los Angeles, where pre-1980 wood-frame buildings settle and soft-story buildings shift, those interlocks can bind. The multi-point lock misses the keeper, the panel gets hard to open, and forcing it chews up the hardware. We realign the interlock and adjust the keeper rather than replacing the sash when the frame is still true.
- Weep-hole obstructions on 7700 Series sliders. The PGT 7700 Series slider drains water through weep holes in the sill track. In Los Angeles, stucco dust, insect debris, and dry-season grime clog those holes. Water sits in the track, wicks into the frame, and rots the sub-sill in coastal homes from Santa Monica to San Pedro. We clear the weeps, inspect the sill flashing, and replace any rotted substrate we find.
- Roller assembly failure on 2300 Series patio doors. The PGT 2300 Series uses bottom rollers that take daily abuse in LA homes where the patio door is the primary entry and exit. When rollers wear, the panel drags, jumps the track, or chews up the bottom rail. We replace the rollers with genuine PGT components and realign the track. Skipping this repair lets the panel weight destroy the rail, which turns a two-hundred-dollar fix into a full panel replacement.
- Fogging between panes on older WinGuard laminated glass. PGT’s laminated impact glass carries a perimeter seal. On west-facing elevations in Los Angeles, constant sun exposure breaks that seal down over ten to fifteen years. Moisture gets in, the unit fogs, and no amount of cleaning fixes it. The fix is a replacement sash or insulated glass unit. Patching a failed impact unit is never worth the false sense of security.
- Block-and-tackle balance failure on single-hung WinGuard units. The block-and-tackle balance carries the sash weight. In LA’s dry climate, the internal spring and cord degrade faster than in humid regions, especially on windows facing sprinkler overspray. The sash won’t stay up or slams shut. We replace the balances and tilt-latch shoes, realign the interlock, and the sash glides again.
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AfterPGT Parts & Our Repair-vs-Replace Approach
We default to genuine PGT rollers, balances, weatherstripping, and multi-point lock components. The engineered fit matters, and the impact rating depends on it. For discontinued 7700 trim or exterior glazing beads where OEM stock is gone, we source dimensionally matched aftermarket extrusions only after checking with PGT and confirming the OEM part is no longer available. We never substitute an aftermarket part on an impact-rated unit without telling you in writing why.
The repair-versus-replace line is honest. A bent frame or a failed seal means full sash or panel replacement. We do not patch a failed impact unit because the impact rating is a system, not a piece of glass. When the seal is gone, the system is gone. When the frame is bent, the engineering is compromised. We write the replacement price, you sign the change order, and we proceed. Call (470) 298-9650 for a written estimate on PGT repair or replacement.
Our PGT Service Process - Step by Step

1. Diagnosis. We inspect the unit, measure the frame for square, and document what we find with photos. You get the photo record as a standard deliverable, not an upgrade. We tell you what the issue is in plain terms: the interlock is binding, the roller has flat-spotted, the seal has failed.
2. Repair or replacement plan. We price the repair or replacement in writing, part by part. If a part is discontinued, we tell you. If a repair is not worth doing because the unit is end-of-life, we tell you that too and write a replacement quote.
3. Repair or install. We use genuine PGT components where they exist. We set the panel, shim the frame, and realign the track. We don’t caulk over gaps; we fix the gap.
4. Test. We cycle the panel ten times. We check the interlock engagement, the lock throw, the weep drainage, and the weatherstripping compression. We mark the torque on every fastener we touched.
5. Warranty and record. You get a written warranty, the photo documentation, and the signed work order. Under the 365-Day Done Right Promise, if it’s not done right, we make it right. That’s printed on every page, backed by a terms page, not an asterisk.
PGT Products We Service & Install in Los Angeles
We service and install PGT WinGuard Vinyl, WinGuard Aluminum, 7700 Series, and 2300 Series products. That covers single-hung, double-hung, casement, sliding glass doors, and impact-rated units. We keep common PGT rollers, balances, and weatherstripping in local stock for faster turnaround across Los Angeles and for Anaheim PGT service calls. When a part is not in stock, we order direct from PGT or our distributor network and schedule the follow-up around the lead time.
We Also Service These Brands

Beyond PGT, our crews work across fifty-plus vetted material brands. KraftMaid and Cambria on kitchen packages, Silestone on counters, Kohler on fixtures. We quote PGT service with the same written-price discipline we bring to a full kitchen remodel or a roof replacement.
FAQs - PGT Construction Service in Los Angeles
How do I know if my PGT WinGuard impact window still meets Miami-Dade code after a minor frame dent?
A minor dent in the frame does not automatically void the Miami-Dade rating, but it can compromise the seal and the interlock alignment. The only way to know is to have the unit inspected. We check the frame for square, the interlock for engagement, and the seal for integrity, and we document the condition with photos. Call (470) 298-9650 for an inspection and a written answer.
Can you swap my old PGT 7700 sliding door rollers without removing the whole frame?
Yes. The roller assemblies on the 7700 Series are accessible through the bottom rail with the panel tilted out of the track. We replace the rollers, clean the track, and realign the panel without disturbing the frame or the surrounding stucco. It’s a same-visit repair in most cases. Call (470) 298-9650 for a written price before work starts.
Why does my PGT WinGuard window keep fogging up even though it’s not raining?
Fogging between the panes means the perimeter seal on the laminated glass has failed. Moisture from the air between the panes condenses when temperatures swing, which is common on west-facing elevations in Los Angeles that take direct afternoon sun. The fix is a replacement sash or insulated glass unit from PGT. A failed seal cannot be repaired with sealant.
Your website says you’re independent. Will using your parts void my PGT warranty?
We are not an authorized PGT dealer, and we state that clearly. Using our service does not automatically void your PGT warranty. What matters for warranty purposes is whether the parts used meet the manufacturer’s specification. We use genuine PGT parts by default precisely because we do not want to create a warranty problem. If an aftermarket part is ever proposed, we put it in writing and you decide before anything is ordered. Call (470) 298-9650 for a written quote on any PGT service.
Do you install PGT’s 2300 series windows on second-story LA homes without a safety rail?
No. We install second-story windows with proper fall protection and safety procedures every time. Background-checked, uniformed techs follow Los Angeles building safety requirements on ladders, harnesses, and site setup. The 2300 Series is a standard window line we install across LA, including PGT repair in Santa Ana and second-story work in Silver Lake, Los Feliz, and the Hollywood Hills.
How much does PGT construction cost in Los Angeles?
PGT impact window installation in Los Angeles runs $9,440 to $29,500 depending on unit count, size, and whether the opening needs structural work. Window replacement runs $5,310 to $17,700. Specialty roofing involving structural or skylight integration runs $4,130 to $12,980. Every quote is a flat written price with a written scope. Here is the line-item breakdown:
| Service | Price Range (Los Angeles) |
|---|---|
| Impact Window Installation | $9,440 - $29,500 |
| Window Replacement | $5,310 - $17,700 |
| Specialty Roofing | $4,130 - $12,980 |
Call (470) 298-9650 for an exact quote on your PGT project. The estimate is free and the price is written before anyone starts.
Book Your PGT Service in Los Angeles, CA

Measure twice, say it once, show your work. That’s how we run PGT service in Los Angeles. Call (470) 298-9650 to schedule a diagnostic visit, get a written price on PGT repair or replacement, or bring in a competitor’s quote for a free second opinion. We answer the phone when you call, and the price is in writing before any tool comes out.
Written by Grant Rowan, Owner at Rowan Construction Group, serving Los Angeles since 2007.







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