Architectural shingles
Metal roofing
Tile roofing
GAF
Owens Corning
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 runs between $275 and $1,850 for most residential jobs, with the typical leak repair landing around $425 – $675. The price depends on what we find once we’re on the roof: a simple vent boot replacement costs far less than re-flashing a valley or replacing sun-brittled decking on a 1960s tract home. Crown Line Roof Repair serves every Fontana neighborhood, from the 92335 flats near Kaiser Steel’s old footprint to the 92336 foothill subdivisions off Sierra and Citrus. Call (844) 966-3891 and we’ll give you a straight diagnosis, not a sales pitch.

We know Fontana roofs because we work on them every week. The heat here doesn’t just age a roof, it accelerates every failure mode: asphalt shingles turn brittle and curl, tile underlayment dries and cracks, flashing pulls away from the chimney and valleys. Our Roof Repair team has seen it all on homes across the 92337, 92331, 92334, and 92335 zip codes, and we’ll tell you honestly whether a repair makes sense or a replacement is the smarter long-term move.
Why Crown Line Roof Repair Is Fontana’s Preferred Roof Repair Company
Noel Carrasco started Crown Line Roof Repair with a repair-first philosophy: fix what’s fixable, recommend replacement only when the numbers justify it. That approach matters in Fontana, where the housing stock was built in two distinct waves, post-WWII Kaiser Steel tract homes and 1980s – 2000s stucco subdivisions, each with different roof repair failure modes. A contractor who treats every roof the same will misdiagnose one of them. We don’t.
Our technicians are certified to work with materials from GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral. That’s not a marketing line; it means when we repair a partial section of your Fontana roof, we can match the existing shingle system instead of telling you it’s “close enough.” Matching matters because a mismatched patch can void your manufacturer warranty and look wrong from the street. Seven major brands. One honest recommendation.
We also offer roof inspection as a standalone service. You get a professional assessment with no obligation attached. If the roof is fine, we’ll tell you it’s fine. If it needs three shingles replaced and a vent boot resealed, we’ll quote you that. No pressure, no upsell, just a clear read on what your Fontana roof actually needs.
Styles & brands we work with






Storm Damage Roof Repair in Fontana
Storm Damage Roof Repair in Fontana means dealing with what Santa Ana wind events and monsoon thunderstorm bursts leave behind: lifted shingle tabs, cracked concrete tile edges, blown-off ridge caps, and flashing that’s pulled loose from valleys and chimneys. Homes in the 92336 foothills off Sierra and Citrus get hit hardest because the wind funnels through the passes and hits the ridge lines directly. A typical storm damage repair in Fontana runs $350 – $1,200 depending on how many squares are affected and whether the decking underneath stayed dry.
Wind-Lifted Shingles and Tiles
When Santa Ana gusts hit 40+ mph, they get under the leading edge of shingles and tiles and flex them upward. The seal strip breaks, the fastener pulls, and suddenly you have a roof section that’s flapping instead of shedding water. We reset and reseal lifted shingles when the material is still sound, and we replace cracked concrete tiles with matching profiles so the repair doesn’t look like a patch job.
Flashing Failures After a Storm
Valley flashing and chimney flashing take the brunt of wind-driven rain in Fontana. We routinely find flashing that’s been peeled back a quarter inch, enough to let water run under the shingle course and into the attic. Re-flashing a valley with new metal and proper sealant typically runs $400 – $800, and it’s the repair that stops the leak for good instead of just slowing it down.
Metal Roof Repair in Fontana
Metal Roof Repair in Fontana is less common than shingle work, but it shows up on patio covers, additions, and a handful of 1980s-era homes in the foothill tracts. Metal roofs fail differently here than shingle roofs: they expand and contract through Fontana’s hot days and cool nights, which works fasteners loose over time. We see leaking seams, backed-out screws with dried-out washers, and rust at the panel overlaps. Typical metal roof repair in Fontana runs $300 – $950 depending on the panel type and how many fasteners or seams need attention.
Loose Fasteners and Gasket Failure
Those rubber washers under the screws on a metal roof don’t last forever, especially under Inland Empire UV. When they crack, water follows the screw shaft straight into the decking. We replace the fasteners with new sealed screws and check the surrounding panels for movement. It’s a straightforward fix that costs less than you’d think, usually $300 – $500 for a standard patio cover roof.

Seam and Overlap Sealing
Fontana’s heat cycles cause metal panels to move, and over time the sealant at the panel overlaps breaks down. We clean the seams, apply a metal-compatible sealant rated for high-UV exposure, and re-torque the panels. For rusted sections, we’ll cut out and patch the damaged panel or replace it if the corrosion has gone through. Most seam repairs land between $350 and $700.
Trusted Brands We Service in Fontana
We work with your roof’s existing materials, not against them. If your Fontana home has a GAF architectural shingle roof, we’ll repair it with GAF-compatible materials. If it’s CertainTeed or Owens Corning or IKO, same principle. Our multi-brand certification means we’re not locked into pushing one manufacturer’s product line, and that’s the only honest way to do partial repairs on a roof that still has good years left. We keep common repair materials on hand for the brands most common in Fontana, so small jobs don’t wait on a supplier run. Roof Repair in Fontana means matching what’s already up there, and that’s what we do.
See the difference
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After
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After
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AfterCommon Roof Repair Problems We See in Fontana Homes
- Sun-brittled shingles on 1950s – 70s tract homes. South-side homes in the 92335 and 92337 flats were built when Kaiser Steel put Fontana on the map, and many of those original roofs have been re-shingled twice over. The current shingles are often 20-year products that have seen 30+ Inland Empire summers, and they curl, crack, and expose the underlayment to UV. When we open them up, we often find degraded underlayment under the curled tabs.
- Santa Ana wind damage in the 92336 foothills. The stucco subdivisions climbing into the foothills off Sierra and Citrus catch the full force of Santa Ana events. We see lifted shingle tabs, cracked tile edges, and valley flashing that’s been peeled back by wind-driven rain. The ridge lines take the worst of it.
- Failed underlayment and flashing on low-slope patio additions. Older Fontana homes frequently have flat or low-slope patio roof sections that were added after the original build. Water ponds on them, the underlayment deteriorates, and the decking rots from underneath. We fix these with proper slope correction when possible and re-flashing at the transition points.
- Vent boot and pipe jack deterioration. The rubber boots around plumbing vents and exhaust pipes crack in Fontana’s dry heat, creating slow leaks that stain ceilings before anyone notices. It’s a small repair, typically under $350, but left alone it rots the decking around the penetration and turns into a $1,500 structural fix.
Pricing for Roof Repair in Fontana, CA
Most Fontana roof repairs fall into these ranges: shingle replacement runs $275 – $450 per square (100 square feet) for standard architectural shingles. Leak repairs run $350 – $750 depending on how far the water has traveled. Flashing repair, including valley and chimney flashing, runs $400 – $900. Flat roof patches on patio additions run $450 – $1,100 including decking repair. Vent boot replacement runs $225 – $350. These are real Fontana market numbers, not national averages. The final price on your job depends on roof pitch, accessibility, and what we find under the shingles. Call (844) 966-3891 for a free estimate, and you’ll get a written line-item quote before any work starts.
One more thing about pricing: we don’t quote low and then “discover” problems after you’ve signed. When we inspect your Fontana roof, we document what we see and put it in the quote. If we open up the roof and find hidden decking damage or code-required upgrades, we stop work, show you photos, and get written approval on the new price before we proceed. That’s how Noel Carrasco has run Crown Line Roof Repair from day one.
We Also Serve Cities Near Fontana
Our crews work throughout the western Inland Empire, including Fontana and the surrounding communities of Bloomington, Rialto, Glen Avon, and Pedley. If your home is in one of these neighboring cities, the same repair-first approach applies, same brands, same straight pricing. Call (844) 966-3891 and we’ll schedule a time that works for you.
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
Look at the pattern. Sun bake produces uniform brittleness: shingles curling and cracking across the entire sun-exposed slope, with the southern and western exposures worst. Santa Ana wind damage is localized: lifted shingle tabs along the edges and ridges, cracked tiles at the ridge line, and flashing pulled loose at valleys and chimneys. If your damage is concentrated along the top of the roof and the edges, it’s wind. If the whole slope looks tired and cracked, it’s UV aging. Either way, call (844) 966-3891 and we’ll give you a straight answer.
Expect the unexpected, but only in a good way: we’ll document it, show you, and get your sign-off before we spend your money. On a 1962 tract home off Sierra Avenue in the 92335 flats, we tore off a sun-brittled 20-year shingle roof and found the original 1×6 decking was cupped and split from decades of heat cycling, plus no ice and water shield in the valleys. We replaced the damaged decking, installed new underlayment and ice and water shield, and finished with architectural shingles and a new drip edge, then documented every upgrade with photos for the homeowner. That’s how we handle every Fontana repair: transparency, not surprises.
Yes, and we do it regularly. Low-slope and flat sections on older Fontana patio additions are some of our most common repairs because water ponds on them and the underlayment fails. We’ll assess the slope, repair or replace rotted decking, install new underlayment rated for low-slope application, and re-flash the transition where the flat roof meets the main house. Typical cost runs $450 – $1,100 for a standard patio roof. Call (844) 966-3891 for an exact quote.
When a roof repair in Fontana gets to the point where the decking is being replaced, the city requires the new section to meet current code. That can mean upgrading underlayment to synthetic, adding ice and water shield in valleys (which older Fontana homes often never had), or bringing ventilation up to current standards. We build these into our written quote before work starts whenever we know they’ll be triggered. If a code item comes up mid-repair that wasn’t visible at inspection, we stop, show you the city requirement, and get written approval on the added cost. No work proceeds without your signature. Free estimates at (844) 966-3891.
Most Fontana roof repairs are done in one day, from a single shingle replacement to a full valley re-flash. Larger repairs involving decking replacement or multiple sections can run two to three days. The timeline matters because Fontana’s summer heat can push materials to their limits during installation: shingles need the seal strip to activate properly, and working on a 140-degree roof surface mid-July isn’t ideal for the crew or the materials. We’ll schedule your repair for the right time of day and the right weather window, and we’ll tell you the timeline before we start. Call (844) 966-3891 to schedule your free estimate.
Written by Noel Carrasco, Owner at Crown Line Roof Repair, serving Fontana and the surrounding Inland Empire cities with repair-first roof solutions.