Metal roofing
Architectural shingles
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 Miami
Roof repair in Miami is a different animal from anywhere else in the country. The High-Velocity Hurricane Zone code, salt-heavy air, and those daily summer downpours mean a small leak becomes structural damage faster than most homeowners expect. Mercer Roofing Co Miami handles Roof Installation - Miami for flat concrete roofs, barrel tile, and shingle systems across Coral Gables, Shenandoah, Coconut Grove, and Little Havana. Our crews carry the materials Miami roofs actually need, not what’s convenient to stock. Call (850) 753-2996 for a written estimate before any work starts.
Why Mercer Roofing Co Miami Is Miami’s Preferred Roof Repair Company
Miami homeowners do not hand their roof to strangers. We understand that. Every Mercer technician is background-checked and identity-verified under the Threshold Verified standard. Before anyone arrives at your door, you receive their name and photo. They present a photo ID badge when they knock. That is not a bonus feature. It is how every visit works.
Our Miami customers tell us the same thing over and over: they called because a roofing company finally gave them a written price before work began. No handshake estimates. No vague “we’ll see when we get up there.” Grant Whitlock leads our team, and he insists on a line-item written price for every repair. The 365-Day Done Right Promise backs every job in writing. If a repair fails within a year, the second visit is free.
Response time to Miami neighborhoods is handled from our South FL office, which dispatches and schedules all local work. We know the difference between a 1926 Mediterranean Revival in Shenandoah and a 1960s ranch in Westchester. That knowledge changes how we scope a repair before quoting it.
Styles & brands we work with
Flat Roof Repair in Miami
Flat Roof Repair in Miami often comes down to cracked concrete, failing sealant, and corroded metal flashing at the parapet wall. The city’s humidity and salt air rust flashing faster than inland locations, and thermal expansion on low-slope concrete roofs opens hairline cracks that turn into active leaks after a single afternoon thunderstorm. A typical flat roof patch in Miami runs $450 – $1,200 depending on the deck condition and how much flashing needs replacing. Full concrete roof resurfacing starts around $2,800 and goes up with square footage.
Flashing and Parapet Work
On flat roofs, the flashing is almost always the failure point. Salt air eats galvanized metal within 8 to 12 years near the coast. We remove corroded sections, replace with properly anchored flashing, and seal with HVHZ-approved materials. A flashing-only repair on a Miami flat roof typically runs $350 – $800.
Crack and Blister Treatments
Concrete expands and contracts under Miami’s UV load. Cracks under 1/8 inch can be routed and sealed. Wider cracks usually mean the underlayment has been compromised. We write the scope for what we find after exposing the area, and the written price comes before any work begins. Blistering on built-up roofs is common in neighborhoods like Kendall where afternoon sun is relentless.
Shingle Roof Repair in Miami
Shingle Roof Repair in Miami means working under different rules than almost anywhere else. HVHZ code requires ring-shank nails, specific nail patterns, and underlayment standards that a roofer in Broward or Palm Beach never has to meet. A standard shingle replacement in Miami runs $380 – $950 for a small section. Larger repairs involving decking and underlayment replacement start around $1,400. We carry GAF, CertainTeed, Owens Corning repair in Miami, IKO, Atlas, Tamko, and Boral materials, with Atlas and Boral being the most common choices for Miami’s wind-load requirements.
Wind-Damage Replacement
After a storm, shingles lift, tear, or disappear entirely. But what you cannot see matters more. Lifted shingles often mean underlying fasteners have started pulling out. We check the nail pattern against code during every repair. If a previous contractor used standard roofing nails instead of HVHZ-approved ring-shank nails, the fix is larger than the visible damage.
Valley and Vent Boot Work
Valleys channel more water than any other section of a shingle roof. Miami’s heavy afternoon rain exposes worn valley metal quickly. Replacing a valley runs $500 – $1,200. Vent boots crack from UV exposure and let water track along the pipe into the attic. Most vent boot replacements in Miami cost between $250 and $550.
Trusted Brands We Service in Miami
We install and repair Atlas, Boral, and Tamko roofing systems among the full set of manufacturer-recognized brands we carry. Miami customers tend to ask for Atlas for shingle work and Boral barrel tile when matching original 1920s clay in Coral Gables or Shenandoah. We keep common tile profiles and flashing materials stocked locally, so a repair in Coconut Grove does not wait on a shipment from out of state. Matching an existing roof’s profile and color is part of the job, not an upsell.
Common Roof Repair Problems We See in Miami Homes
- Mortar-bedded barrel tile failure: In neighborhoods like Little Havana and Shenandoah, original 1920s clay tiles are often set directly in mortar. When one tile cracks, replacing just that tile without re-bedding the surrounding section guarantees cascading leaks after the next tropical downpour. We address the section, not the single tile.
- Corroded flashing on flat concrete roofs: Salt air and humidity accelerate rust on parapet wall flashing. We see this constantly on mid-century flat roofs in neighborhoods like Miami Shores and Morningside. The flashing separates from the wall and water finds the gap.
- HVHZ code violations from previous repairs: A surprising number of Miami roofs have been patched with standard nails instead of ring-shank fasteners. These fail pull-out tests during hurricane uplift. We catch this during every roof repair inspection we perform.
- Underlayment degradation on low-pitch roofs: Older Miami homes, especially 1950s and 60s ranches, often have felt underlayment that has disintegrated under UV and heat. When shingles lift, the underlayment underneath is often already compromised, which changes the repair scope.
See the difference
Before
After
Before
After
Before
AfterPricing for Roof Repair in Miami, FL
Most small leak repairs in Miami run between $300 and $650. Flat roof patches typically span $450 – $1,200. Shingle section replacement ranges from $380 – $950, with larger structural repairs starting at $1,400. Barrel tile re-bedding in historic neighborhoods like Shenandoah runs $900 – $2,800 depending on the section size and whether we source matching Boral tile. Every estimate we give is a written, line-item price. You see the scope, the materials, and the total before work starts. Call (850) 753-2996 for a free estimate on your Miami roof.
We Also Serve Cities Near Miami
Beyond our work across Miami, we regularly handle Roof Repair projects in Miami Gardens and the surrounding South FL communities. The same written-price guarantee, Threshold Verified technicians, and 365-Day Done Right Promise apply on every job we take.
Serving Miami, FL - Our Local Coverage Area
We’re based in the Miami 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 Miami
Yes, Miami-Dade County requires a roofing permit for most roof repairs beyond minor surface work, and acreage properties add a layer of review that suburban lots do not have. Septic and well setbacks can restrict where we stage materials, park equipment, and place ladders. We pull the permit and plan access around your specific setbacks before quoting, so the price is accurate from day one. Call (850) 753-2996 and we’ll check your property’s specific requirements.
Long hauls to rural Miami acreage add material staging time and delivery costs to the quote. If the property sits off a main road or down a long driveway, we may need to schedule a separate material drop instead of bringing everything in one load. That shows up as a line item in our written estimate, not a surprise change order. Call (850) 753-2996 for an exact figure on your property.
Yes. We scope detached ADU and outbuilding roof repairs as standalone projects. The work is contained to that structure, and we stage materials near the ADU rather than the main house. The same HVHZ code compliance applies to detached structures as to the primary residence, so the repair scope reflects that. Call (850) 753-2996 for a written price.
Poor grading directs standing water toward the foundation, which causes movement that shows up as roof decking stress and recurring leaks. On open Miami lots, we check the grade before finalizing a roof repair quote because if drainage is actively undermining the structure, fixing the roof alone will not stop the leaks. We flag it, scope it, and include the fix in the written price if needed. Call (850) 753-2996 to schedule a free estimate.
Yes, Miami-Dade’s HVHZ code applies to every structure on the property, including outbuildings, shops, and detached garages. The same ring-shank nail patterns, underlayment standards, and sealant requirements apply regardless of whether the structure is lived in. We scope outbuilding repairs to the same code level as the main house. Call (850) 753-2996 for a written quote.
Call Mercer Roofing Co Miami for Your Free Estimate
The best way to understand what your Miami roof needs is to have someone who knows the local code stand on it. We send a name and a photo before anyone arrives. You get a written price before any work starts. And every repair carries a 365-Day Done Right Promise in writing. Call (850) 753-2996 to schedule your free roof repair estimate in Miami today.
Written by Grant Whitlock, Owner at Mercer Roofing Co Miami, serving Miami since the company was founded in 2000.