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 Replacement Across Tustin
The critical roof in Tustin isn’t the sun. It’s the grit and heat Santa Ana winds drive across roof surfaces, drying and cracking the 30-pound felt underlayment installed under Tustin Ranch’s 1980s to 2000s concrete tile. Those roofs look pristine from the street, so many homeowners don’t realize they need a re-roof until a tile breaks and water finds the crack underneath. If you’re searching for Roof Replacement in Tustin, you need a crew that understands what’s actually failing under your tiles, not just what’s visible from a ladder. Weston Roof Repair has been diagnosing and replacing Tustin roofs long enough to know where the real problems hide. Call (833) 589-6925 and we’ll tell you straight whether you need a repair or a full replacement.
Why Weston Roof Repair Is Tustin’s Preferred Roof Replacement Company
Tustin homeowners call us because we tell them what’s actually wrong, not what’s convenient to sell. That starts with a real inspection. On a 1990s concrete-tile tract home near Tustin Ranch, our crew lifted every tile and found the original 30-pound felt underlayment brittle and torn along the valleys. Pristine tile on top, failed felt underneath. We replaced the entire decking layer with a new high-temp ice and water shield underlayment, installed stainless-steel flashing at every penetration, reused the original tile, and finished with new drip edge and ridge vent. The homeowner’s tile was saved, but the water-shedding layer underneath it was fully modernized. That’s the difference between a roofer who just nails down shingles and a crew that knows Tustin’s specific failure modes.
We work across seven major roofing manufacturers – GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral. That matters in Tustin because your home’s architecture and exposure dictate the right product, not the brand we happen to stock. A 92780 bungalow with a low-slope roof needs a different system than a Tustin Ranch tract home with concrete tile. Alan Pruett built Weston Roof Repair around material-agnostic diagnosis. We inspect first, recommend what the roof needs, and install it with the same crew that did the inspection. No handoffs to a sub you’ve never met.
Styles & brands we work with






New Roof Installation in Tustin
New Roof Installation in Tustin means tearing off everything down to the decking and building the roof back up with materials that survive Santa Ana wind grit and the salt-laden air that reaches us from the coast. We handle full tear-offs on mid-century ranch homes in 92780, new construction over the former Marine base redevelopment at Tustin Legacy, and complete replacements on Tustin Ranch homes where the original underlayment has given out. A typical asphalt shingle roof replacement in Tustin runs $12,000 to $28,000 depending on square footage, roof complexity, and the underlayment system you choose. Concrete tile replacements run higher, often $28,000 to $55,000, especially when the existing tile gets lifted, refinished, and reset over a new high-temp underlayment.
Asphalt and Architectural Shingle Systems
For most Tustin homes, architectural shingles from GAF or Atlas give the best balance of wind resistance and cost. We specify upgraded synthetic underlayment and stainless-steel fasteners because standard galvanized hardware corrodes faster in our salt-air mix, and a popped fastener on a Santa Ana wind day is how roofs start peeling. We do not install builder-grade felt under shingles in Tustin.
Tile, Flat, and Low-Slope Roofs
The 92780 core has dozens of older homes with low-slope tar-and-gravel or built-up roofs that pool water and crack under Tustin’s dry heat. We install flat roofing systems with sealed seams and high-temp membranes rated for our exposure. For concrete tile on the 92782 side, we lift and reuse tile whenever it’s still sound, replacing the failed underlayment underneath so you’re not paying for new tile you don’t need.
Reroofing in Tustin
Reroofing in Tustin is usually about this: the tile looks fine, the felt underneath is gone. Homes built across Tustin Ranch between 1985 and 2005 came with 30-pound felt under concrete tile, and after 20 to 40 years of sun, wind grit, and dry heat, that felt gets brittle, tears at the valleys, and stops shedding water. We lift the tile, strip the old felt, inspect the decking, and install new high-temp ice and water shield underlayment before resetting the tile. A reroof of this type in Tustin typically runs $18,000 to $38,000 depending on the decking condition and how much tile gets reused. If your decking is rotted, you’re into full replacement territory, and we’ll show you the photos before we touch anything.
Decking Repair and Replacement
When water gets past failed felt, the plywood or OSB decking underneath rots, especially along valleys and eaves where Tustin homes collect moisture. We replace rotted decking with CDX plywood rated for our climate, and we photograph every section before covering it back up. You shouldn’t have to trust that the work was done; you should see it.
Flashing and Penetration Upgrades
Bare-metal flashing at chimneys, skylights, and vents oxidizes within a decade here. We install stainless-steel flashing at every penetration on every reroof in Tustin. The price difference over galvanized is a few hundred dollars. Replacing rusted flashing after it leaks is a few thousand. The math isn’t close.
Trusted Brands We Service in Tustin
We’re authorized to work with all seven of the industry’s most-trusted shingle brands, and in Tustin we find ourselves specifying Atlas and GAF most often because their wind ratings hold up to Santa Ana events better than most. For tile work, Boral’s underlayment systems and concrete tile profiles match what’s already on Tustin Ranch homes. We’re not married to any of them. If a CertainTeed or Tamko product fits your roof and budget better, that’s what we’ll quote. We stock common parts and fasteners locally for Tustin jobs, so we’re not waiting on a distributor when your roof is open.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in Tustin Homes
- Failed felt under pristine tile. The classic Tustin Ranch failure. Tile looks brand new from the street, but the 30-pound felt underneath has dried and cracked from wind-driven grit and heat. You won’t know until a tile breaks or water stains appear on the ceiling.
- Corroded fasteners on shake and tile roofs. Standard galvanized nails rust in the salt-laden air that reaches Tustin from the coast. Fastener heads pop, tiles shift, and the next wind event does real damage. We spec stainless-steel or hot-dip hardware on every replacement.
- Oxidized flashing at penetrations. Bare-metal flashing around chimneys, vents, and skylights fails in under a decade here. The fix is stainless steel, and it’s a small line item on the quote that saves a full repair later.
- Cracked low-slope membranes in 92780. The older bungalow and ranch stock in the core has low-slope roofs that pool water and bake in Tustin’s dry summers. Seams crack, water seeps, and the ceiling stain shows up months later. These roofs need high-temp sealed membranes, not patch jobs.
Pricing for Roof Replacement in Tustin, CA
A full asphalt shingle replacement in Tustin runs $12,000 to $28,000. Concrete tile reroofs run $18,000 to $38,000 when the tile is reused, and $28,000 to $55,000 when new tile goes on. What separates a cheap Tustin quote from an honest one is the spec: stainless-steel fasteners, high-temp underlayment, sealed seams at every penetration. The inland-spec job with galvanized nails and builder-grade felt is cheaper up front. It fails faster here because of salt-air corrosion and wind grit, and you pay for the same roof twice within a decade. Call (833) 589-6925 and we’ll walk your roof, show you what’s actually failing, and give you a written line-item quote. Estimates are free.
We Also Serve Cities Near Tustin
Weston Roof Repair serves Tustin and the surrounding Orange County communities. Our crews work regularly in North Tustin, Santa Ana, Orange, and Villa Park. If you’re in a neighborhood right on the Tustin border, call (833) 589-6925 and we’ll confirm coverage for your street.
Serving Tustin, CA — Our Local Coverage Area
We’re based in the Tustin 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 Replacement in Tustin
The tiles are fine. The 30-pound felt underlayment underneath them is not. Santa Ana wind grit and decades of dry heat have dried and cracked that felt, especially along valleys and eaves, and once it fails, water reaches your decking. We lift the tile, replace the underlayment with a high-temp ice and water shield, and reset the same tile. Call (833) 589-6925 for an inspection before the next rain.
Yes. Standard galvanized nails corrode in the salt-laden air that reaches Tustin from the coast, and corroded fasteners pop during Santa Ana wind events. We spec stainless-steel or hot-dip hardware on every replacement in Tustin. The upgrade is a small line item, and it’s the difference between a roof that stays put for 40 years and one that loosens in a decade.
Santa Ana winds drive grit across roof surfaces and create uplift pressure that peels loose shingles and shifts unanchored tile. Your replacement needs wind-rated materials and fasteners that can hold through sustained gusts. We spec wind-rated shingles and stainless fasteners as standard on Tustin jobs. Call (833) 589-6925 and we’ll show you where your current roof is already vulnerable.
The older ranch and bungalow homes in 92780 often have low-slope or wood-shake roofs that crack, pool water, and leak after years of Tustin’s dry heat. Wood shake dries out and splits, while low-slope membranes crack at the seams. We replace these with sealed high-temp systems, and we’re fluent in shake-replacement and tile underlayment work. Call for a free estimate.
Compare the spec line by line. Look at the underlayment type, the fastener grade, the flashing material, and whether the quote includes decking replacement if rot is found. A $3,000 gap usually shows up in those items, not in the shingles. We write line-item quotes so you can see exactly where your money goes. Call (833) 589-6925 for a free estimate and we’ll walk you through it.
Written by Alan Pruett, Owner at Weston Roof Repair, serving Tustin and Orange County.