Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Before
After
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Before
AfterFast, Reliable Roof Installation Across Fontana
Roof installation in Fontana costs between $9,800 and $24,000 for a typical concrete tile tract home, with most full tear-off and re-roof projects landing in the $14,000 to $18,000 range depending on square footage, decking condition, and whether we’re replacing failed underlayment beneath existing tile or installing a full new system. That’s the number most Fontana homeowners want first, so there it is. The bigger question is whether your roof actually needs to be replaced, and that answer depends on what’s happening underneath the tile layer. Our crews work Fontana neighborhoods every week, from the Sierra Avenue corridor up through Northgate and down past the old Kaiser Steel plant site, and we coordinate all scheduling from our Inland Empire office so a live person answers when you call (743) 200-8347.
Grant Whitlock leads our Fontana installation teams, and he’s particular about one thing: nobody touches a roof until the homeowner knows the written price and the name and face of every technician who will walk up the driveway. That’s been our standard since Mercer Roofing was founded in 2000, and it doesn’t change just because the job is a 3,200-square-foot tile roof in Fontana instead of a small repair.
Key Takeaways for Fontana Homeowners:
- Full roof installation in Fontana runs $9,800 – $24,000; most tile tear-offs land at $14,000 – $18,000
- Fontana’s Cajon Pass wind corridor creates a specific ridge-cap and north-hip failure pattern you won’t see in Ontario or Rancho Cucamonga
- Written price before any work starts, every time, with the 365-Day Done Right Promise included
- Every technician is background-checked, photo-badged, and you’ll see their name and photo before they arrive
Why Mercer Roofing Is Fontana’s Preferred Roof Installation Company
Fontana homeowners call us after wind events, and they call us after the first rain of the season soaks a ceiling that stayed dry all summer. We’ve built our reputation here by understanding what the Cajon Pass does to a roof, and by never asking a homeowner to make a five-figure decision without seeing the underlying problem with their own eyes. When we tear off tile on a 1997 tract home off Summit Avenue, we show the homeowner what the underlayment looks like. Usually it crumbles in our hands, and that’s when the quote makes sense.
Reviews from Fontana customers consistently mention the same things: the technician showed a photo ID badge before stepping inside, the written price matched the final invoice exactly, and the crew kept the property clean during a multi-day tear-off. We don’t publish a pile of generic five-star claims. We point to the written guarantee that comes with every installation and the standing rule that if anything’s not right within 365 days, we come back and make it right.
Response time to most Fontana neighborhoods is same-week for consultations and estimates, even during the busy post-Santa Ana season. You call (743) 200-8347, a live person answers, and we schedule the inspection at a time that works for you. No voicemail tree, no call-back form.
Tile Roof in Fontana
Tile roof in Fontana means concrete tile on the vast majority of homes built between 1980 and 2005, and that tile is often still structurally sound while the underlayment beneath it has thermally fatigued under years of 105°F-plus summers. A full tile roof installation here typically involves removing the existing tile, inspecting and often replacing sections of decking, installing new high-temp underlayment rated for our UV intensity, then re-setting the tile with a wind-rated fastening pattern that accounts for the gust funneling off the Cajon Pass. Full tile tear-off and re-installation in Fontana runs $12,500 to $24,000 depending on the home’s square footage and how much decking we open up.
Underlayment Replacement Under Existing Tile
Most Fontana tile roofs don’t need new tile. They need new underlayment. We lift the tile, tear out the old felt or early-generation synthetic that’s baked and cracked, replace it with a modern high-temperature underlayment, and re-bed the tile. This runs $8,500 to $14,000 on a standard single-story tract home, and it’s the most common full installation we perform in Fontana because the tile itself often has 20 years of life left.
Full Tile Tear-Off and New Installation
When the tile itself is cracked, spalled, or failing across more than 30% of the roof, or when you’re buying a Fontana home with original 1990s tile that’s reaching the end of its service life, full replacement makes sense. We order tile that matches or improves on the original profile, install new underlayment and new flashing throughout, and replace every ridge cap and hip cap with properly bedded units. Written price first, crew names and photos before arrival, photo ID badge at the door.
Roof Ventilation in Fontana
Roof ventilation in Fontana is not an optional add-on when summers routinely push past 107°F and an unventilated attic can hit 140°F by mid-afternoon, cooking the underlayment from both sides. A new Roof Installation is the ideal time to correct ventilation, because the decking is open and we can see what’s actually there rather than guessing from the attic floor. Balanced ventilation in Fontana means proper intake at the eaves and proper exhaust at the ridge, sized to the attic’s square footage and the direction your roofline faces the Cajon Pass.
Ventilation work added to a roof installation typically runs $800 to $2,200 in Fontana depending on whether we’re adding ridge vents, box vents, or a full intake-and-exhaust system. When we find an attic with little to no airflow, we price the ventilation work into the written quote before we start, not after.
Ridge Vent Installation During Re-Roof
Ridge vents are the cleanest solution for most Fontana tile roofs because they follow the ridgeline and exhaust hot air evenly across the entire span. We cut the ridge opening, install the vent system, and re-cap with the tile profile. This is done during the roof installation itself, not as a separate trip.
Attic Intake Correction
Exhaust without intake does nothing. We check the soffits and eaves for existing intake vents, and when they’re blocked, undersized, or nonexistent, we correct them during the installation. On Fontana tract homes with stucco soffits, this sometimes means adding vent strips or individual soffit vents rather than a continuous system. The goal is simple: cooler attic, longer underlayment life, lower summer cooling bills.
Trusted Brands We Service in Fontana
We install and service roofs using manufacturer-recognized shingle and underlayment brands including GAF, CertainTeed, and Atlas, with quick local availability for Fontana projects through our Inland Empire supply chain. GAF underlayment is our most common specification on Fontana tile re-roofs because it holds up to sustained high-heat exposure better than older-generation materials. We don’t push one brand for every home; the right product depends on the roof’s pitch, orientation, and whether it faces directly into the Cajon Pass wind corridor. Parts and materials for Fontana jobs are stocked locally, which keeps multi-day installations moving without supply delay.
Common Roof Installation Problems We See in Fontana Homes
- Cajon Pass wind damage that looks fine from the street. We inspect the north-facing hip tiles and ridge caps first after any Santa Ana event because those sections take the direct force of the funneled gusts, lifting and cracking while the surrounding tile field stays visually intact. Fontana homeowners who skip that post-wind inspection often don’t know anything’s wrong until the next atmospheric river soaks the dried-out underlayment underneath. This specific ridge-and-north-hip failure pattern is a Fontana thing, not something you’ll see roofers in Ontario or Rancho Cucamonga talk about.
- Thermally fatigued underlayment beneath sound tile. The original underlayment on a 1990s concrete tile roof has baked through 25 to 35 Fontana summers of 105°F-plus heat. It crumbles when we lift the tile, even though the tile above still looks brand new from the curb. We show Fontana homeowners a sample of that failed material during the inspection because it’s the clearest way to explain why a roof that looks fine is actually one rainstorm away from a ceiling leak.
- Hidden decking rot on 1950s-era homes near the old Kaiser Steel corridor. Fontana’s older working-class housing stock, particularly the 1950s and 60s homes with original asphalt shingle or modified bitumen roofs, often has dry-rotted fascia and failed drip edge that only becomes visible after tear-off starts. We write a decking allowance into every Fontana installation quote and show the homeowner what we find before replacing a single sheet.
- Improperly re-bedded tile from previous repairs. We regularly find tiles that a prior handyman nailed down or glued in place after a wind event, which creates holes through the underlayment and a path for water to reach the decking. A proper Fontana roof installation re-beds every tile according to wind-rated fastening requirements, especially on north-facing planes.
Pricing for Roof Installation in Fontana, CA
Here’s what Fontana homeowners should expect for roof installation. A standard concrete tile underlayment replacement on a 1,800 to 2,400-square-foot tract home runs $8,500 to $14,000. Full tile tear-off and new installation lands between $12,500 and $24,000 depending on square footage and decking condition. Asphalt shingle installation for older Fontana homes runs $9,800 to $16,500. Adding roof ventilation during the installation adds $800 to $2,200. The factors that move your number: decking replacement (we price per sheet), accessibility, roof pitch and safety setup, and whether your home faces directly into the Cajon Pass wind corridor and needs upgraded fastening. Every quote is written, line-itemed, and fixed before work starts. Call (743) 200-8347 for a free estimate that includes an underlayment condition inspection.
We also serve cities near Fontana, including Bloomington, Rialto, Rancho Cucamonga, and Riverside. If you’re in a neighboring city and want the same Roof Installation in Fontana standard of written pricing and badged technicians, call the same number: (743) 200-8347.
Serving Fontana, CA - Our Local Coverage Area
We’re based in the Fontana 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 About Roof Installation in Fontana
A full installation is warranted when the underlayment beneath the tile has failed, and in Fontana that happens well before the tile itself shows wear. If we can lift a cracked or broken tile and the underlayment crumbles to the touch, you need a full underlayment replacement, not a patch job. If the underlayment is intact and only a few tiles are cracked or missing, a targeted tile repair with proper re-bedding is the right call. We show you the condition directly during the inspection. Call (743) 200-8347 and we’ll walk the roof with you and show you exactly what we find.
Fontana sits at the mouth of the Cajon Pass, which funnels and amplifies Santa Ana winds directly over the city, creating uplift forces on ridge caps and north-facing hip tiles that neighboring cities simply don’t experience at the same intensity. That wind stress combines with sustained summer heat above 107°F to accelerate underlayment degradation, so Fontana roofs endure a double stressor that roofs in Ontario or Rancho Cucamonga face at lower levels. It’s geographic reality, not a difference in materials.
We inspect the decking sheet by sheet, mark any water-damaged or delaminated sections, and show you what we found before replacing anything. On 1980s – 2000s Fontana tract homes, decking is often in good condition beneath failed underlayment; on 1950s-era homes near the old Kaiser Steel corridor, we sometimes find dry rot that requires replacement. Every Fontana installation quote includes a per-sheet decking allowance, and any replacement is priced and approved in writing before we proceed. Grant Whitlock’s standing rule: you know the number before the work happens.
We use the manufacturer’s wind-rated fastening pattern for the specific tile profile and roof pitch, and we upgrade fastening on north-facing planes and ridge lines that take the direct Cajon Pass wind load. Your home’s orientation and proximity to the wind corridor determine whether we add extra fasteners or a higher-rated underlayment system. We don’t install to the minimum code here; we install to what the wind actually does in Fontana.
Yes, and it’s the smartest time to do it. Once the decking is open, we can see your existing ventilation setup and correct it properly, whether that means adding ridge vents, improving soffit intake, or both. Balanced ventilation lowers attic temperatures, extends underlayment life, and reduces cooling costs during Fontana’s 107°F summers. We’ll show you the current ventilation condition during the estimate and include any recommended work in the written price before we start. Call (743) 200-8347 for a free estimate that covers the full scope.
Get Your Free Fontana Roof Installation Estimate
If you’re in Fontana and you’re seeing water stains, missing ridge caps, or tile that’s shifted after a wind event, call (743) 200-8347. We’ll inspect the roof, show you the condition of the underlayment with your own eyes, and hand you a written, line-itemed price before any work starts. Every technician who comes to your Fontana home will be background-checked, uniformed, and photo-badged, and you’ll see their name and photo before they arrive. That’s the Mercer standard, and it’s been in place since 2000.
Written by Grant Whitlock, Owner at Mercer Roofing, serving Fontana since joining the Threshold Group family of home-service companies.