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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roof Repair Across Fontana
Roof repair in Fontana, CA typically costs $350 – $900 for a standard shingle or flashing fix, while full tear-offs on the city’s older wood shake and composition roofs run $12,000 – $22,000. Most repairs are scoped and quoted in writing before any work starts, and crews dispatch to Fontana from the Inland Empire office on a schedule that respects your time. Call (341) 208-3988 and a live person answers, not a voicemail tree.
We work in neighborhoods across Fontana every week. The housing stock tells the story: thousands of single-story ranch and Spanish-influenced tract homes built between 1950 and 1980, most with low-slope composition shingle roofs that are now 50 – 70 years old. When those roofs fail, they fail together. We know the north Fontana tracts near Juniper Avenue, the acreage lots along Sierra Avenue, and the older central grid north of Foothill Boulevard. That local knowledge means we quote accurately and arrive ready.
Why Brennan Roofing Co Riverside Is Fontana’s Preferred Roof Repair Company
Fontana homeowners call us because we put the price on paper before any work begins. No door-shift pricing, no “discovered damage” markup without a written explanation. Travis Oakley runs this operation under The Garrison Standard, a defined code of conduct: background-checked, uniformed technicians on every job, a written price in your hand before work starts, and a 365-Day Done Right Promise that covers every repair in writing for one full year. If the repair fails within that period, we return and fix it at no charge.
The Garrison Standard is not a marketing slogan. It’s a process. Every Fontana job follows the same sequence: inspect, document, quote in writing, begin only after you sign off. Our technicians arrive in uniform and identify themselves by name. You know exactly who is on your roof. We answer the phone around the clock with a live person. No automated system, no callback queue.
Fontana homeowners have been burned by no-shows and price drift. We built our reputation here by refusing to operate that way. The Roof Repair team that serves Fontana has handled hundreds of local jobs on the same housing stock we see every day: 1960s ranch homes with original decking, 1970s tracts with failing built-up roofing over carport transitions, and scattered wood shake roofs that insurance companies now refuse to cover.
Styles & brands we work with






Storm Damage Roof Repair in Fontana
Storm Damage Roof Repair in Fontana is driven by two forces: Santa Ana wind gusts that peel back shingle courses on low-slope ranch roofs, and the rare winter rain event that exposes every dry-rotted flashing joint and cracked valley on a 60-year-old roof. Wind damage usually shows up first at the perimeter, where improperly nailed starter strip and ridge vent let go. Rain then finds the bare fiberglass mat left by years of UV granule loss. The result is a leak that starts small and spreads fast.
Wind Uplift and Shingle Replacement
A typical wind-damage repair in Fontana runs $400 – $800 when it involves re-securing lifted shingles, replacing broken tabs, and re-nailing starter strip along the eaves. If the ridge vent has torn loose and the underlayment underneath is compromised, expect $1,200 – $2,500 for a proper section rebuild. We always check the nailing pattern, because much of Fontana’s older housing stock was originally roofed with hand-nailing that does not meet current uplift requirements for Santa Ana gusts.
Leak Repair After Heavy Rain
Fontana’s dry climate means leaks often go unnoticed until a storm hits. Water travels, and what looks like a living room ceiling stain is often a failed flashing joint at a plumbing vent or a valley with split metal. Leak tracing and repair in Fontana runs $350 – $700 for a single penetration, $600 – $1,200 when valley metal must be cut out and replaced. Every leak repair is covered by the 365-Day Done Right Promise in writing.
Metal Roof Repair in Fontana
Metal Roof Repair in Fontana is a growing category, driven by acreage properties along Sierra Avenue and the rural edges of the city where standing seam panels and corrugated metal cover shops, barns, and detached ADUs. The failures are predictable: failed gaskets at exposed fasteners, rust-through at panel overlaps, and open seams where thermal movement has worked the sealant loose. Repair cost for a standing seam or screw-down metal roof in Fontana runs $450 – $1,100 for localized seam and fastener work, and $1,500 – $3,500 when panels must be cut out and replaced.
Fastener and Gasket Replacement
The most common metal roof repair on Fontana acreage is replacing the neoprene gaskets on exposed fasteners. After 15 – 20 years of Fontana UV exposure, those gaskets crack and shrink, letting water follow the fastener into the decking. Replacing fasteners and gaskets across a standard shop roof runs $800 – $1,800. We use manufacturer-specified screws and gaskets, not whatever is on the shelf at the local supply house.
Panel Replacement and Coating
When hail or wind has dented or torn panels, or rust has perforated the metal near the eaves, we cut out the damaged section and install matching or compatible panels. This runs $1,500 – $3,500 on average in Fontana, depending on whether we can match the existing panel profile. If a full re-coating makes more sense than piecemeal repair, we say so plainly and give you the numbers for both options before you choose.
Trusted Brands We Service in Fontana
We install and repair roofing materials from the manufacturer lines homeowners actually ask for: GAF, CertainTeed, Owens Corning, Atlas, Tamko, IKO, and Boral. On any given Fontana job, the choice usually comes down to Atlas or Tamko for composition shingles on a tear-off, or Boral tile when a homeowner wants to match an original Spanish-style profile. We explain the differences in plain English: weight, wind rating, granule retention, and realistic lifespan under Fontana’s UV load. We don’t push one brand. We tell you what each one costs and what it will look like in 20 years. Parts and materials for common Fontaine repairs are stocked locally, so we’re not waiting on a two-week factory order to fix your flashing.
Common Roof Repair Problems We See in Fontana Homes
- Granule loss and thermal cracking: Fontana’s summer UV exposure is relentless. Shingles that looked serviceable five years ago now show bare fiberglass mat, and the first heavy winter rain finds every one of those weak spots. Shingle replacement in Fontana runs $450 – $900 for a typical repair area.
- Failed flashing at roof transitions: The original built-up roofing over carport and patio transitions fails first at the flashing. Water wicks into the soffit and fascia and rots the decking behind it. Flashing repair here runs $500 – $1,200 depending on how much rotted wood we have to cut out.
- Wood shake underlayment failure: Scattered original wood shake roofs survive north of Foothill Boulevard. They’re uninsurable now, and the underlayment under the shake has often turned to dust. We scope these as full tear-offs, not patches. More on that below.
- Santa Ana wind uplift on low-slope ranches: The 3/12 and 4/12 pitches common on Fontana’s ranch homes catch the wind differently than steeper roofs. Improperly nailed starter strip and ridge vent fail first. We re-secure and re-nail to current code, not the original 1965 pattern.
See the difference
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AfterPricing for Roof Repair in Fontana, CA
Here are real numbers from recent Fontana jobs. A missing shingle patch runs $350 – $550. A single flashing repair at a plumbing vent runs $350 – $700, and valley metal replacement runs $600 – $1,200. A more involved repair, like re-nailing loose decking and replacing ice and water shield in the valleys on a 1962 ranch, runs $1,800 – $3,000. Full tear-offs on Fontana’s older wood shake and composition roofs run $12,000 – $22,000 depending on square footage, pitch, and whether we’re pulling a county permit. You get the price in writing before any work starts, and that price does not move at the door. Call (341) 208-3988 to schedule a free estimate.
For acreage properties around Fontana, the quote includes more than the roof. We scope grading and drainage around the structure, because on an open lot the roof is part of a system. Equipment access, material staging, and the distance from the nearest paved road all affect the final number. We walk the property before we quote, so the written price reflects reality on the ground, not assumptions made from a satellite photo.
Building on Acreage Around Fontana
This is the part of Fontana roof work that most contractors never address in a quote. A roof repair on a half-acre lot along Sierra Avenue or in the unincorporated pockets east of the 15 is a different job than a roof repair on a 7,000-square-foot city lot. County permitting applies on much of Fontana’s acreage, not city permitting. That means different plan review timelines, different inspection requirements, and different fees. We pull the permit and schedule the inspection. You don’t chase the county.
Septic and well setbacks change where we can stage materials and park equipment. On a lot with a septic leach field, we are not driving a loaded truck across the field or stacking pallets of shingles on top of it. We map the setbacks before the quote so the staging plan is real, not theoretical. If the well head sits between the house and the driveway, we adjust the equipment path. These details show up in the written price, not as a change order after work begins.
Long material hauls matter on Fontana’s acreage lots. A full tear-off requires a dump trailer, a material delivery, and often a second delivery for underlayment and ridge caps. If the property is a mile down a dirt road off Sierra, the haul time and fuel are in the quote. If there’s an outbuilding, a shop, or a detached ADU with its own roof, we scope it at the same visit. Matching the red tile on a detached shop while repairing the main house roof is a coordination question, not an afterthought.
Our crew recently re-scoped a roof repair on a 1962 ranch home in the north Fontana tract near Juniper Avenue. What started as a missing shingle patch turned into re-nailing loose decking, replacing failed flashing at two plumbing penetrations, and adding ice and water shield in the valleys after we found the original shake underlayment had turned to dust. That’s the job you get when the quote is based on an actual inspection, not a drive-by estimate.
This Fontana roof repair page is the only one that walks through county permitting, septic and well setbacks, long equipment hauls, and outbuilding coordination on acreage lots, so your quote is scoped before we ever load a ladder.
We Also Serve Cities Near Fontana
In addition to Fontana, our crews serve Mira Loma, Rancho Cucamonga, Riverside, and Upland. The housing stock and climate are similar across the Inland Empire, but each city has its own permit process and its own failure modes. We know the difference. If your property sits near the Fontana city line, call (341) 208-3988 and we’ll confirm coverage and schedule an estimate.
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 Repair in Fontana
In most cases you need a full tear-off. The original shake underlayment on Fontana’s 1950s and 1960s homes is almost always degraded to the point where it cannot hold new fasteners, and the shake itself is uninsurable. Patching over it creates a false sense of security. A full tear-off to fire-resistant composition or tile runs $12,000 – $22,000 in Fontana. Call (341) 208-3988 for a written inspection and quote.
For repair work that replaces less than 25% of the roof surface, a permit is generally not required in Fontana. Full replacements and tear-offs on acreage lots typically need a county permit, which we pull and manage for you. The permit cost and inspection scheduling are included in our written quote. Call (341) 208-3988 to confirm what applies to your specific lot.
Septic leach fields cannot bear heavy truck traffic or material pallets, so we stage materials on the driveway side or on a designated area outside the setback. If the well head is between the road and the house, we map an equipment path around it before the quote. These constraints are baked into the written price, not discovered mid-job. Call (341) 208-3988 and we’ll walk your lot during the estimate.
Yes. Boral manufactures tile profiles that match most original Spanish-style tile from Fontana’s 1960s – 1980s tracts, and we can source and match them for both the main house and the detached shop. Matching tile runs $800 – $1,500 more than a standard composition repair, depending on profile availability. We’ll show you the match before we order. Call (341) 208-3988 to schedule an estimate.
On Fontana’s low-slope ranch roofs, a recurring valley leak almost always means the metal valley is undersized or the underlayment beneath it has failed. The right repair is to remove the valley metal, replace the ice and water shield underneath, install a wider, properly lapped valley, and re-secure the shingles to current nailing standards. That repair runs $600 – $1,200 in Fontana. Call (341) 208-3988 for a written quote, covered by the 365-Day Done Right Promise.
If your roof is leaking, lifting, or failing in any Fontana neighborhood, call Brennan Roofing Co Riverside at (341) 208-3988. You’ll get a live person, a written price before any work starts, and a one-year guarantee in writing on every repair. The estimate is free.
Written by Travis Oakley, Owner at Brennan Roofing Co Riverside, serving Fontana and the surrounding Inland Empire.