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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Boral Roof Installation in Austin: What to Know First
Boral roof installation in Austin typically runs $14,800 to $28,400 for a full replacement on an average single-family home, depending on the tile profile and roof complexity. We’re an independent Boral service provider, not a Boral-authorized dealer, and most installations take five to eight working days from tear-off to final inspection. You get a written price before any work starts, and a 365-Day Done Right Promise that covers the installation for a full year. If you own a Boral roof in Austin and need honest answers about installation or replacement, call (361) 202-8874.

This page is for Austin homeowners who already have Boral tile or are deciding whether it’s the right material for their next roof. We’ll walk through how Boral products actually fail in Central Texas heat and hail, what a proper installation looks like, and what you should expect to pay. No pressure, no vague estimates. Just what we’ve learned from years of working on these roofs, including plenty in Zilker where summer hail has a way of humbling even well-built roofing systems.
Key Takeaways
- Full Boral roof installation in Austin: $14,800 to $28,400 for most homes, with tile profile and deck condition being the biggest cost drivers.
- Boral’s most common Austin failure point: cracked tiles from hail, not the underlayment beneath them.
- Installation matters more than tile brand: a poorly flashed Boral roof leaks just like any other roof.
- Every Mercer Roofing Co Austin Boral installation includes a written price up front and a 365-Day Done Right Promise in writing.
- We’re independent: we install Boral, but we also work with GAF, Owens Corning, CertainTeed, and other manufacturers, so our recommendation is based on your roof, not a brand contract.
Styles & brands we work with






How Boral Products Fail – and How We Fix Them
Most people assume concrete tile roofs are indestructible. They’re tough, but they fail in specific, predictable ways, especially in Austin’s climate. Here’s what we actually see on Boral roofs in this area, and what we do about it during installation.
- Boral Milano and Verona tile hairline cracking from hail impact. Concrete tile handles small hail fine, but hail over about 1.5 inches starts sending shockwaves through the tile profile. The Milano and Verona lines, which have a lower profile and thinner cross-section at the midpoint, are more prone to hairline cracks that don’t show up until the next rain. During installation, we inspect every tile from the top rather than just the visible edge, because the crack usually starts where the tile rests on the batten, hidden from below. We replace damaged tiles before laying the new field, not after the leak shows up.
- Boral Saxony underlayment degradation at the eave line. The original underlayment on many Boral installations from 15 to 20 years ago was a basic asphalt-saturated felt. In Austin’s alternating wet-dry cycles, that felt breaks down first at the eave edges where water sits longest. What looks like a tile problem at the gutter line is usually the underlayment giving out. Our installation process includes a full deck inspection at the eave to catch this before new tile goes down.
- Cracked hip and ridge tiles from thermal movement. Boral’s mission and barrel style hip and ridge pieces are mortar-set on many older Austin installations. Concrete expands and contracts with temperature swings, and over 20 years of Texas summers, that movement cracks the mortar and eventually the ridge tiles themselves. We see this constantly on homes in Tarrytown and Hyde Park with original tile roofs. When we install or re-install Boral ridge pieces, we use the modern dry-fix system where possible, which lets the tile move without cracking the mortar bed. If the homeowner wants the traditional mortared look, we use a flexible adhesive modified for our climate, not standard mortar.
- Valley flashing failures on Boral Verona installations. The Verona profile’s shape creates a slightly wider valley than some other Boral lines, which means the metal flashing underneath does more work. On older installations, that flashing was often galvanized steel that’s now rusted through at the valley center. We replace valley flashing with aluminum or copper during any full installation, and we always check valley condition even when only partial tile replacement is planned. A rusty valley is a leak waiting for the next storm, and the tile above it can look perfectly fine.
- Underlayment fastener pull-through on steep slopes. Austin has plenty of steep roof pitches, especially on the older homes in Bouldin Creek and Clarksville. On those slopes, Boral tile puts more sustained downward strain on underlayment fasteners than on a shallower pitch. When the original install used plastic-capped nails spaced too far apart, heat cycles can cause the washers to pull through the underlayment, leaving small holes in the weather barrier. You won’t see it from the ground. During installation, we inspect underlayment fastener condition and replace sections with high-temperature synthetic underlayment rated for tile applications on steep pitches.
Your roof shouldn’t be something you worry about – that’s what we’re here for. The point of all this is that Boral tile is a good product, but its longevity depends almost entirely on what’s underneath it and how it’s installed. A Boral roof in Austin can last 50 years; the underlayment typically needs attention far sooner.
Our Boral Roof Installation Process
Every Boral installation we run follows the same sequence, whether it’s a full tear-off or replacing a section of damaged tile. Here’s the actual process, from first call to final walkthrough.
- 1
Call and scheduling. A live person answers the phone at (361) 202-8874, any time of day. We schedule a site visit at a time that works for you. Before the technician arrives, you get their name and photo by text or email, so you know exactly who’s coming to the door. They’ll arrive in a clean, marked uniform and show a photo ID badge when you answer.
- 2
Roof inspection and written estimate. The technician walks the roof, documents what’s found with photos, and explains the condition in plain language. If Boral tile is involved, they check the specific failure points listed above: tile condition, underlayment at eaves and valleys, flashing, and deck condition. You get a written, line-item price before any work is scheduled. No work starts without that written price.
- 3
Parts and materials decision. For Boral installations, we source tile either as OEM Boral stock when available or as quality-matched aftermarket that meets or exceeds the original specification. We’ll tell you which option we recommend and why, including any warranty implications. We don’t substitute low-grade tile to hit a price.
- 4
Tear-off and deck preparation. If it’s a full installation, we remove the old roof down to the deck, inspect the decking, and replace any compromised wood. Then we lay a high-temperature synthetic underlayment rated for tile applications, with correct fastener spacing and lap for the roof’s pitch.
- 5
Tile installation, flashing, and trim. Boral tile goes down with attention to fastener depth (overdriving cracks the tile, underdriving causes rattle in wind), proper headlap for the pitch, and correct flashing at valleys, sidewalls, penetrations, and hips. Ridge and hip tiles are set with the dry-fix system or flexible mortar depending on preference and existing structure.
- 6
Final inspection and guarantee. The project lead walks every square foot before we call the job done. We check the field, the flashings, the valleys, and the attic for any signs of fasteners missing the framing. Then you get the written installation guarantee, covered by the 365-Day Done Right Promise. If something isn’t right within a year, we make it right. No arguing, no fine-print runaround.
See the difference
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AfterWhat Boral Roof Installation Costs in Austin
Here’s what we currently see for Boral roof installation pricing in the Austin market. These are real ranges based on the jobs we’ve priced over the past year, but every roof is different, and your price will come from the written estimate, not this table.
| Boral Installation Scenario | Typical Austin Price Range |
|---|---|
| Partial tile replacement (hail or impact damage, isolated area) | $1,800 – $3,600 |
| Ridge and hip tile re-set with new mortar or dry-fix system | $2,400 – $4,800 |
| Underlayment replacement with existing tile reset (no new tile) | $9,500 – $15,000 |
| Full Boral tile roof installation on average Austin single-family home (1,800 – 2,400 sq ft roof) | $14,800 – $28,400 |
| Full installation with steep-pitch access, two-story, or extensive deck repair | $24,000 – $38,000+ |
What moves the price: roof pitch and height, decking condition once we open it up, whether we’re re-setting existing tile or installing new Boral stock, valley and flashing complexity, and whether the home is in a neighborhood with HOA requirements on tile profile and color. We write the price down before work starts, and if the deck shows hidden damage mid-job, we’ll show you photos and discuss costs before touching it – no surprise line items on the final invoice. Call (361) 202-8874 to schedule a free estimate. The visit is free, the written price is free, and you’re never obligated to move forward.
Why Austin Homeowners Call Mercer Roofing Co Austin for Boral Work
There are plenty of roofing companies in Austin that’ll install Boral tile. What separates us is how we handle the person answering the door, not just the roof overhead.

Every technician who comes to your home is background-checked and identity-verified under the Threshold Verified standard. Before they arrive, you get their name and photo. When they knock, they’re in a clean, marked uniform with a photo ID badge. That’s not a courtesy; it’s a contract-level requirement for every independent location under the Threshold Group umbrella, and it’s been the standard since the company was founded in 2000. If you’re home alone, or getting the kids ready for school, or just don’t like the feeling of a stranger at the door, that matters.
Then there’s the work itself. We install Boral, but we also install GAF, Owens Corning, CertainTeed, IKO, Atlas, and Tamko. When a technician says Boral is the right tile for your roof, it’s because it’s right for your roof, not because we’re locked into one manufacturer. We’ve been doing this in Austin for years, including a lot of time in Zilker and the surrounding neighborhoods where hail season is less a season and more a personality trait. Grant Whitlock, our owner, learned roofing at Los Angeles Trade-Technical College and has worked flat commercial decks, steep residential pitches, and everything in between. He’s the one who walks the hard jobs and the one who’ll explain what he found without making you feel like you need a translation.
Every installation comes with a written price before work begins and the 365-Day Done Right Promise in writing. If it’s not right within a year, we make it right. That’s the whole promise. No qualifiers, no hoops.
FAQs
Yes, we regularly install and re-set Boral tile for Austin homeowners who need partial replacement, whether from hail, wind, or construction damage. We match existing tile profile and color as closely as possible, and we’ll tell you honestly if a color match is going to be visible or if the entire field needs to be blended. Call (361) 202-8874 and we’ll put a technician on your roof to look at what you have.
Installing Boral tile through an independent contractor does not automatically void the manufacturer’s warranty, but warranty coverage depends on following Boral’s installation specifications and using appropriate underlayment and flashing materials. We install to those specifications. If you have a specific warranty concern, we’ll walk you through what’s covered before we schedule anything. No one should pressure you into either a factory-authorized dealer or an independent without explaining the trade-offs.
Most full Boral installations on Austin homes take five to eight working days, depending on roof size, pitch, and whether the deck needs repairs once we open it up. Partial tile repairs are usually done in a single visit. We’ll give you a schedule in writing before work starts, and Austin’s weather can shift that schedule, but we’ll keep you informed, not leave you guessing.
The tile on a Boral roof can last 50 years or more, but the underlayment, flashing, and fasteners underneath have shorter lifespans. If your tile is cracked in isolated areas and the underlayment is still watertight, targeted repair is usually the right call. If the underlayment has degraded, you’re seeing leaks in multiple spots, or the deck shows moisture damage, a full installation is often the better long-term investment. We’ll show you photos of what’s on the roof and give you an honest recommendation either way. Estimates are free, and we’ll never push a full replacement when a repair will hold.
Our written estimate is the price, and we don’t pad it with change orders. The one honest exception: if we remove the old roof and find decking damage that was impossible to see before tear-off, we’ll show you photos and give you a separate written price for that work before proceeding. You approve it, or we don’t do it. That’s the policy.
Ready to get a real, written price on Boral roof installation in Austin? Call (361) 202-8874 and a live person will answer. We’ll schedule a free estimate, send you the technician’s name and photo before the visit, and walk you through exactly what your roof needs. No pressure, no surprises.
Written by Grant Whitlock, Owner, Mercer Roofing Co Austin at Mercer Roofing Co Austin, serving Austin and nearby areas.