Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Before
After
Before
After
Before
AfterBoral Roof Installation in Los Angeles: What to Know First
Boral roof installation in Los Angeles typically runs between $11,000 and $24,000 for a standard single-family home, and most full installations take three to five working days once materials arrive. We’re an independent Boral service provider, not a factory-authorized dealer, which means we give you straight answers about which Boral products still make sense in this climate and which ones you should skip before spending a dime. If you own a home with Boral concrete or clay tile and need installation work, call us at (743) 200-8347 and we’ll walk you through what your roof actually needs. This page is for Los Angeles homeowners who want specifics: real prices, real failure patterns, and a written price before any work starts.
How Boral Products Fail – and How We Fix Them
Boral makes good tile, but Los Angeles has a way of finding every weak point in a roof system. Here’s what we see most often on Boral installations across the city, from Sylmar down to San Pedro:
- Boral Barcelona barrel tile – cracked crowns from thermal shock. The curved top of Barcelona tiles catches afternoon sun hard. After enough 90-degree days followed by cool offshore nights, hairline cracks start at the crown and run down the barrel. Water seeps in, sits on the underlayment, and you don’t see it until a ceiling stain shows up. We replace the cracked tiles and check the underlayment underneath before it becomes a decking problem.
- Boral Capistrano flat tile – nail fatigue at the tile’s edge. Capistrano is a lightweight flat profile homeowners love, but installers sometimes drive nails too close to the tile edge. Vibration from Santa Ana winds works those fasteners loose over time. The tile looks fine from the street, but it shifts when you walk it. We pull the loose tiles, reset them with proper fasteners, and replace any that have chipped at the nail point.
- Boral CedarLite shake-style tile – underlayment rot from trapped moisture. CedarLite shakes have deep grooves that give them that hand-split cedar look. Those grooves also trap morning fog and marine layer moisture longer than smooth tiles. If the original underlayment wasn’t laid with enough slope, that moisture sits and rots the felt. We strip the affected area, inspect the decking, lay new underlayment, and reset or replace tiles.
- Boral Villa Velo – flashing failures where the barrel meets the wall. Villa Velo is a deep-barrel profile that looks great but requires careful step flashing at sidewalls and chimneys. LA homes built in the 1990s and early 2000s often have original flashing that’s peeled or separated. Water runs behind the stucco and you get rust streaks. We pull the tile in the affected runs, replace the flashing with proper step flashing, and reset the tile clean.
- Boral Saxony interlocking tile – broken interlock tabs from foot traffic. Saxony tiles lock together with formed tabs, and those tabs are the first thing to break when something hits the roof hard – a fallen tree branch, a satellite dish installer, a confused raccoon. Once the tab breaks, the tile slides and gaps open up. We pull the damaged tile and the two around it, then reset all three so the interlock seats correctly again.
Our Boral Roof Installation Process
- 1
Call and assessment. You call (743) 200-8347, a live person answers, and we schedule a roof walk. Grant Whitlock or one of our senior techs comes out, gets on the roof, and reads it the way anyone should before quoting a Boral job.
- 2
Written diagnosis and price. Before any work starts, you get a written price. Not a range, not a verbal ballpark. The number is on paper, with a line-item breakdown of tile, underlayment, flashing, labor, and disposal.
- 3
Parts decision. We walk you through OEM Boral tile versus quality aftermarket options, with real availability estimates for Los Angeles suppliers. If your Boral profile is discontinued, we tell you that and show you what matches.
- 4
Removal and decking inspection. We take off the damaged tile and lift enough underlayment to see what the decking looks like. In LA, decking rot is more common on the westside than the Valley, but we check it everywhere.
- 5
Installation. Tile goes down with the right fasteners for your roof pitch, underlayment is replaced where needed, and flashing is rebuilt correctly. We don’t patch flashing; we replace it.
- 6
Final walk and written guarantee. We check that every tile is seated, every fastener is driven, and every transition is clean. You get a written guarantee on the work, free second visit if anything fails, and the 365-Day Done Right Promise on the whole job.
What Boral Roof Installation Costs in Los Angeles
Most Los Angeles homeowners can expect Boral roof installation costs to land in these ranges:
| Boral Installation Scenario | Typical Price Range |
|---|---|
| Repair and reset of 20 – 40 Boral tiles | $850 – $1,900 |
| Partial re-roof with Boral tile (one slope or section) | $4,500 – $9,000 |
| Full Boral tile roof installation on a 1,500 – 2,000 sq ft home | $11,000 – $24,000 |
| Underlayment replacement under existing Boral tile | $3,500 – $7,500 |
What moves the price: roof pitch, number of stories, whether the existing underlayment can stay or needs full replacement, and which Boral product you’re installing. Barcelona barrel costs more to install than Saxony flat tile because of the curvature. The best way to get an exact number is a free estimate. Call (743) 200-8347 and we’ll give you a written price before any work starts.
Why Los Angeles Homeowners Call Mercer Roofing for Boral Work
Most roof installation companies in Los Angeles will say they can handle Boral tile. Few of them can tell you which Boral lines crack at the crown and which ones fail at the nail point, or why a Capistrano tile from 2004 behaves differently than one from 2016. We can. Grant Whitlock grew up in Sylmar and learned roofing at Los Angeles Trade-Technical College downtown, and he’s been reading roofs across the LA basin for going on two decades. The homeowner standing in the doorway with a baby on her hip doesn’t need vague assurances. She needs to know the person on her roof has been background-checked, identity-verified, and will arrive in a marked uniform with a photo ID badge in hand. That’s the Threshold Verified standard, and it’s not a request on our jobs – it’s the minimum. When we install Boral, we also service GAF, Owens Corning, and CertainTeed shingles, so if your home has a mix of materials or you need a section replaced with a different product, you’re not making two calls. One call, one crew, one written price.
FAQs
No, we are an independent Boral service provider. We install and repair Boral tile using the same quality standards any good roofer should apply, but we’re not a factory-authorized dealer. If your Boral product is still under manufacturer warranty, we can coordinate with you to make sure our installation methods don’t void that coverage.
Most full Boral installations in Los Angeles take three to five working days once tile is delivered. Partial re-roofs and repair-and-reset jobs are usually done in one to two days. Timelines stretch when decking repairs or custom flashing work is required, and we’ll tell you that in writing before we start.
We often can. Many Boral lines discontinued in the 2000s still have matching aftermarket stock available through Los Angeles roofing suppliers, and we know which yards carry what. If a true match isn’t available, we’ll show you the closest options and give you our honest recommendation on whether to spot-repair or re-roof the section.
Small Boral repairs in Los Angeles usually run $850 to $1,900, while a full Boral installation on an average home typically starts around $11,000. The deciding factor is whether your underlayment and decking are still sound. Call (743) 200-8347 for a free estimate and we’ll give you the number in writing before any work starts.
No. The written price we give you before work begins is the price you pay. If we discover something we didn’t expect under the tile – rotted decking, failed flashing – we stop and show you exactly what it is and what the additional cost would be. Nothing gets added to your invoice without your written approval first.
Yes, and it’s one of the most common sources of hidden damage on Boral tile roofs in Los Angeles. Tile can look perfect from the street while the underlayment underneath has been quietly failing for years. We lift the tile, inspect the underlayment, and replace it where needed. A roof that’s doing its job is one you never think about. Let’s keep it that way.
Written by Grant Whitlock, Owner, Mercer Roofing at Mercer Roofing, serving Los Angeles and nearby areas.
Ready to get a written price for your Boral roof installation? Call Mercer Roofing at (743) 200-8347 for a free estimate. A live person answers, day or night.