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Boral Windows & Doors: The Los Angeles Owner’s Guide
We stock and install Boral-compatible window and door replacement parts across Los Angeles, with most swaps running $350 – $1,800 installed depending on the component and Boral series you own. If your Boral window is sticking, leaking air, or showing rot at the sill, call (254) 272-5876 and we’ll match the part to your exact model. Most owners discover the failure the hard way: a window that won’t lock, a door that drags across the threshold, or water staining beneath the frame after a heavy El Niño winter.
Boral windows and doors (now manufactured under the Westlake Royal Building Products umbrella) are known for their engineered wood and composite construction. That combination holds up well in Southern California’s dry heat, but the seals, hardware, and weatherstripping are still wear items. Luca Romano has been chasing down the right parts for these units since long before Boral consolidated their line, and the pattern is consistent: the frame survives, the moving parts fail first.
Which Boral Models This Applies To

Boral’s window and door lineup spans several series, and the replacement part you need depends on which one you have. The Boral 930 Series is a wood window with aluminum cladding, common in older Los Angeles hillside homes and beach-area bungalows. The Boral 900 Series and 800 Series are wood-frame windows without external cladding, often found in mid-century and older Spanish-style houses. On the door side, Boral’s terrace doors and French door units share much of the same hardware as their window counterparts.
Here’s the compatibility gotcha most homeowners miss: Boral changed their sash balances and lock sets between production runs, so two identical-looking windows from the same house may need different parts. The label on the upper sash or the edge of the door panel carries a manufacturing code we can cross-reference. If the label is painted over or illegible, we measure the visible glass, the sash thickness, and the distance between the lock mounting holes. Photos help: text clear pictures of the label and the failed part to (254) 272-5876 and we can usually identify it before we dispatch.
For Boral specifically, OEM parts are worth the extra cost on structural components like sash balances, hinge assemblies, and multi-point lock mechanisms. Aftermarket weatherstripping and rollers are fine, but the OEM seals use a specific durometer rubber that cheap generics don’t match. We stock both options and will tell you honestly when the extra money on OEM is wasted.
Styles & brands we work with







Signs Your Boral Windows & Doors Is Failing
Here’s what we typically see on service calls around Los Angeles, from Eagle Rock to Torrance:
- The window drops when you let go of it. The sash balance inside the frame has lost tension or snapped. A failed balance means the window won’t stay up, which is a pinched-finger hazard and a sign the springs are done.
- The lock won’t engage or the lever spins freely. Boral lock bodies strip at the gear mechanism over time, especially on French door sets that get heavy daily use. This is also a security issue: a window that won’t lock is an invitation.
- You feel a draft around the sash even when it’s closed. The weatherstripping has compressed or torn. Los Angeles may not get Minnesota winters, but a loose seal lets in dust from the Santa Anas and jacks up your cooling costs every summer.
- The sill or bottom rail shows dark staining or soft spots. This is moisture damage, usually from failed caulking or a cracked clad seam. Composite rot on Boral is rare, but the wood components under the cladding can degrade if water gets trapped.
- The door drags or binds when opening and closing. Rollers on Boral sliding doors wear flat over time, and the adjustment screws strip. A door that scrapes the track is grinding its own hardware into dust.
If you’re seeing more than one of these on the same window or door, the unit is telling you it needs a few parts replaced together. That’s normal. Catching it early usually means we’re swapping hardware, not pulling the whole frame.
See the difference
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AfterReplacement Cost & What’s Included

For Boral window and door part replacements in Los Angeles, here are the ranges we quote most often:
- Weatherstripping replacement (per window or door): $120 – $380 installed
- Sash balance replacement (per sash): $180 – $520 installed
- Lock mechanism replacement (window or French door): $190 – $575 installed
- Sliding door roller replacement (per panel): $250 – $750 installed
- Complete sash rebuild (wood repair, glass reset, re-glaze): $590 – $1,800 installed
What drives the price is mostly accessibility and condition. A ground-floor window with a modern Boral series gets done fast, while a second-story unit with a stuck sash and painted-over hardware costs more in labor. Our written quote includes the part, the labor to remove and replace it, cleanup, and disposal of the old component. You get the price before we start, and it’s the same price on the invoice.
Every repair carries our 365-Day Done Right Promise: if the replacement part fails within a year and it’s our installation, we come back and fix it. Free second visit, covered, no argument.
DIY or Call Us?
Some things are safe to check yourself. You can inspect your Boral labels and take photos, clean the tracks, and note when the problem started. That helps us quote accurately over the phone.
But here’s what we tell every Los Angeles homeowner: sash balances on Boral windows hold enough spring tension to break a hand or launch hardware across a room if they’re removed wrong. Multi-point door locks have timing rods that bind if they’re installed even slightly off. These aren’t beginner repairs, and the $30 you might save on parts disappears the moment you crack a sash or strip a frame screw and need a full rebuild. If the failure is hardware or balance-related, call (254) 272-5876. The estimate is free, and you’ll get the price before any work starts.
FAQs

A properly maintained Boral window or door frame should last 25 to 35 years in Los Angeles, with hardware components like balances, rollers, and locks needing replacement every 8 to 15 years. Sun exposure and coastal salt air accelerate wear on seals and hardware in beach neighborhoods like Venice and San Pedro. Call (254) 272-5876 to have your specific unit assessed.
Yes, in most cases we can replace the failed component and keep your original Boral frame in place. Full replacement is only necessary when the frame itself has structural rot or the glass unit is blown and no longer available in your size.
Most singlewindow or single-door part replacements take 60 to 90 minutes once we’re on site with the right part. Multi-part jobs like rebuilding a French door or replacing balances on multiple sashes may run half a day.
We stock the most common Boral hardware on our trucks: sash balances, lock sets, rollers, and weatherstripping for the 800, 900, and 930 series. Less common components are sourced directly from Boral distributors, typically arriving within 3 to 5 business days in Los Angeles. We also stock compatible parts for KraftMaid cabinetry, Cambria countertop fixtures, and Silestone surfaces if your project touches more than the windows.
If your Boral window or door is failing, don’t wait for a stuck sash to become a broken glass pane or a security problem. Call (254) 272-5876 for a free estimate. Good work doesn’t need a sales pitch – it just needs to be done right.
Written by Luca Romano, Owner, Sawyer Remodeling at Sawyer Remodeling, serving Los Angeles and nearby areas.


