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Metal Roofing in San Jose, CA

We specialize in metal roofing installations and replacements for San Jose homes. Our team uses premium steel and aluminum panels designed to withstand California's wildfire season and coastal moisture. Every system we install comes with a 50-year warranty and a lifetime of energy savings.

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What Does Metal Roofing Involve?

Metal roofing is a complete roof system using interlocking panels or shingles made from steel, aluminum, or copper. Unlike asphalt shingles that absorb heat, metal reflects solar radiation, reducing cooling costs by up to 25% in San Jose's summer months. We handle everything from tear-off of old materials to installing new underlayment, trim, flashing, and ridge vents.

Materials and Options We Offer

We install standing seam panels (16-22 gauge steel), stone-coated steel shingles that mimic slate or cedar, and aluminum panels for corrosion resistance. For San Jose homes, we recommend Galvalume steel — it resists rust from morning fog and holds up in 100+°F heat. Copper is available for custom projects at $15-$25 per square foot installed. All metals come with Kynar 500 paint finishes, backed by 40-year fade warranties.

How Much Does Metal Roofing Cost in San Jose?

For a typical 2,000-square-foot San Jose ranch home, metal roofing costs $12,000 to $24,000 installed. Standing seam runs $8-$14 per square foot; stone-coated steel runs $10-$18 per square foot. Labor adds $3-$6 per square foot, and permits in San Jose run $300-$600. We provide free estimates with itemized pricing — no surprise charges.

Signs You Need Metal Roofing

Your current roof leaks during San Jose's December rains. Asphalt shingles are curling or losing granules after 15 years. Your energy bills spike each summer. You hear rain noise through the attic. You want to install solar panels — metal roofs support them without drilling holes. Your HOA requires fire-resistant materials. You're planning to sell and want a 70%+ return on investment. Your roof has moss growth from coastal humidity.

Our Step-by-Step Metal Roofing Process

  1. Inspection and Measurement: We inspect your attic and decking, measure roof slopes with digital tools, and check for rot or structural issues.
  2. Material Selection: We help you choose gauge, color, and panel profile. We order from local suppliers — typical lead time is 2 weeks.
  3. Tear-Off and Deck Prep: We remove old shingles, repair damaged plywood, and install synthetic underlayment. This takes 1-2 days.
  4. Flashing and Trim Installation: We install drip edge, valley flashing, and pipe boots before panels go on. This prevents leaks at vulnerable points.
  5. Panel Installation: We fasten panels with hidden clips — no exposed screws. Standing seam panels lock together mechanically. This takes 2-4 days for an average home.
  6. Final Inspection and Cleanup: We test for leaks with a hose, inspect seams, and magnet-sweep the yard for metal debris. We haul away all old materials.

Local Climate Considerations for San Jose

San Jose's Mediterranean climate — dry summers with 90°F+ heat and wet winters with 20+ inches of rain — demands a roof that expands and contracts. Metal panels have expansion joints to handle 50°F temperature swings without buckling. Our systems include ice-and-water shield in valleys for December storms. Snow isn't a concern here, but metal's 0.5-inch-per-foot pitch works for San Jose's flat-to-low-slope roofs. Fire rating is Class A — critical for homes near open space zones like Evergreen or the Santa Cruz Mountains.

Warranty and Insurance

We back all metal roof installations with a 10-year workmanship warranty covering leaks and seam failures. Manufacturer warranties on paint and steel range from 30 to 50 years. We carry $2 million general liability insurance and workers' comp — we provide certificates before work begins.

What's Included

  • Full tear-off and disposal of existing roof materials
  • Premium synthetic underlayment (e.g., Grace Ice & Water Shield)
  • 26-gauge Galvalume standing seam panels or stone-coated steel shingles
  • Hidden fastener clips for leak-free installation
  • Custom flashings for valleys, chimneys, and skylights
  • Ridge vents and exhaust vents for attic ventilation
  • 10-year workmanship warranty and 40-year paint warranty
  • Permit filing and final inspection coordination with City of San Jose

Our Metal Roofing Process

  1. Free Consultation and Roof Inspection — We climb onto your roof, inspect decking from the attic, and measure slopes. We provide a written estimate within 24 hours.
  2. Material Selection and Ordering — You choose from 20+ color options and panel profiles. We order materials from our San Jose warehouse, arriving within 2 weeks.
  3. Site Preparation and Tear-Off — We protect your landscaping, set up dumpsters, and remove old roofing. We repair any rotten plywood before laying underlayment.
  4. Underlayment and Flashing — We install synthetic underlayment, then flash all penetrations — vents, skylights, and chimneys — with pre-painted aluminum.
  5. Panel Installation and Trim — We install panels using hidden clips, starting from the eave and working upward. Ridge caps and gable trim go on last.
  6. Final Walkthrough and Cleanup — We inspect every seam, test for leaks, and magnet-sweep the property. We walk you through the finished roof and answer questions.

Signs You Need Metal Roofing

Warning Signs You Need Metal Roofing in San Jose

  • Your asphalt shingles are curling, cracking, or losing granules after 10-15 years
  • Energy bills spike 20% or more during July and August
  • You see water stains on ceiling or attic insulation after winter rains
  • Your roof is over 20 years old and nearing end of life
  • You live near open space or wildland-urban interface and need Class A fire rating
  • Moss or algae grows on your north-facing roof slopes from coastal fog
  • You plan to install solar panels and need a roof that won't require drilling
  • Your HOA requires a specific look that metal shingles can match (slate, tile, wood)

Don't just take our word for it — hear from our satisfied customers.

'We replaced our 1990s asphalt roof with standing seam metal in Willow Glen. The crew was here at 7 AM every day, finished in 4 days, and cleaned up every nail. Our attic is 15 degrees cooler in summer.' — Jennifer T.

'Living in the hills near Alum Rock Park, we needed a fire-safe roof. Sanjose Roof Repair installed stone-coated steel that looks like cedar shakes. No more worrying about embers. Highly professional.' — Mark R.

'Our HOA in Cambrian Park required a specific color and profile. The team matched it perfectly and handled all the permit paperwork. The roof is quiet in the rain — we barely hear it.' — Linda S.

Ready to get started? Call us today at (650) 414-5505 for a free estimate.

Free estimates · GAF Master Elite certified · 25-year warranty

Call (650) 414-5505