Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
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AfterFast, Reliable Roof Repair Across Sunset
Roof repair in Sunset typically runs $275 to $1,400 depending on what’s leaking, and most jobs in this neighborhood are done in a single day. The real difference here is who shows up at your door. Mercer Roofing sends every technician’s name and photo to you before the visit, and that technician arrives in a clean uniform with a photo ID badge at your door. If you’re home alone or have young kids, that’s not a small detail. It’s the reason we exist.
Sunset sits in unincorporated Miami-Dade County, so every repair has to meet the High-Velocity Hurricane Zone code. We know that code cold, and we know the homes, the flat roofs, and the ponding problems this neighborhood deals with every rainy season. Call (743) 200-8347 and a live person answers. Not a voicemail, not a call-back form.
Why Mercer Roofing Is Sunset’s Preferred Roof Repair Company
Sunset homeowners call us because they want to know who’s walking up the driveway before the truck parks. We send you the name, face, and background-check status of your technician ahead of the visit. When the doorbell rings, the person standing there matches the photo on your phone. They show a Mercer Roofing ID badge. That’s the Threshold Verified standard, and every Mercer technician is held to it.
Grant Whitlock leads our team, and he built our reputation on one idea: a roofing company should treat your home like people live inside it. That means a written price before any work starts, every single time. It means a written guarantee on every repair, included with the job. If the repair fails within 365 days, we come back and make it right at no charge.
Because we work in Sunset regularly, we know what the older CBS ranch homes here hide: saturated underlayment, corroded fasteners, and flashing that’s been compromised by algae growth for years before the first stain shows on the ceiling. A roofer who only works the denser inland Miami-Dade neighborhoods doesn’t see that pattern. We do.
Roof Leak Repair in Sunset
Roof Leak Repair in Sunset usually starts with the ponding you see on a flat or low-slope roof after a hard storm. This neighborhood is laid out almost completely flat on the eastern edge of the Everglades, and the modified-bitumen and built-up roofs on the CBS ranches built from the 1950s through the 1970s simply don’t drain the way a pitched roof would. When water sits, it works its way through hairline cracks, around vent boots, and under flashing. By the time you see a brown ring on the ceiling, the problem has usually been brewing for months.
A typical leak repair in Sunset runs $275 to $750 when we’re sealing a penetration or replacing a vent boot. A flashing repair around a chimney or parapet wall tends to land in the $500 to $1,100 range. What moves a quote is what we find under the surface. Many of these roofs have original decking from the 1960s, and once saturated, it needs section replacement before any new underlayment goes down.
Vent Boot Repair
Vent boots are the rubber gaskets around plumbing pipes that poke through the roof. In Sunset, they crack fast. The combination of relentless UV, heavy humidity, and the Everglades-edge microclimate destroys rubber seals years before the actual shingle or membrane fails. We swap the boot, check the base flashing underneath, and make sure the seal is watertight before we leave.
Valley Repair
Valley repair matters most on the handful of pitched roofs in Sunset, especially along SW 72nd Street and the homes that butt up against the Tamiami Trail corridor. When water channels through a valley and the metal or rolled material there is compromised, it feeds directly into the deck. We replace valley flashing with HVHZ-rated material and document every layer for the county inspection.
Emergency Roof Repair in Sunset
Emergency Roof Repair in Sunset is what happens when a storm rips a section of rolled roofing off a flat roof at 2 a.m., or when a tree limb punches through a carport roof along SW 8th Street. The first call is ours. A live person answers 24/7. The second thing we tell you is a written price before we touch anything. Even at 4 a.m., even in the rain, there’s a number in writing before the first tarp goes down.
Emergency work in Sunset typically runs $400 to $1,400 depending on how much temporary tarping and water mitigation is required before the actual repair. If the damage is a single penetration or a torn corner of membrane, we’re usually out in a matter of hours. Our crews are dispatched to Sunset regularly from our scheduling base in the Miami area, so we’re not trying to learn the neighborhood while your ceiling is bleeding water.
Flat Roof Patch
Flat roof patch is the most common emergency call in Sunset, because these roofs are everywhere. A patch buy you time, but it’s not a permanent fix when decking is already saturated. We patch to stop the water first, then give you a written plan and price for the full repair. You decide before we do anything beyond the patch, and that’s on paper.
Flashing Repair
When wind gets under flashing on a Sunset flat roof, it lifts. And once it’s lifted, water has a straight shot into the structure. Emergency flashing repair means removing the lifted material, checking the seam, and reinstalling with HVHZ-rated fasteners and sealant. After the rain stops, we come back and inspect the full length of the flashing for any other weak points.
Trusted Brands We Service in Sunset
We repair and install shingle and flat-roof systems from manufacturers recognized throughout Miami-Dade. That includes GAF modified-bitumen and single-ply membranes, Atlas shingles, and Tamko products, alongside CertainTeed, Owens Corning, IKO, and Boral. If you already have a roof with one of these brands on it, we service it. For Sunset homeowners, we keep common flashing, sealant, and patch materials in the truck so a standard leak repair doesn’t stall waiting on a parts run through Tamiami Trail traffic.
Common Roof Repair Problems We See in Sunset Homes
- Ponding on flat modified-bitumen roofs. The land here is nearly dead flat, and the roofs on the 1950s-1970s CBS ranches reflect that. Water collects, saturates the membrane, and eventually reaches the decking. Most Sunset roof leaks start as ponding that was ignored for too long.
- Algae and lichen hiding cracked flashing. Sunset’s position right at the Everglades edge creates a humidity microclimate that grows algae on tile and asphalt faster than most of inland Miami-Dade. All that growth hides cracks and failing penetrations until water is already inside the attic.
- HVHZ compliance failures. Every product used on a Sunset roof must carry a Miami-Dade County Notice of Acceptance. A roofer coming from Broward used to looser rules will use cheaper materials that get rejected at inspection. In Sunset, that rejection is handled by county inspectors, not a city building department, and it stalls the whole job.
- Corroded fasteners under old flat roofs. Decades of humidity and trapped moisture eat the clips and fasteners that hold down the original built-up roofing. We find this constantly on homes along SW 72nd Street and the surrounding grid. Replacing the fasteners is part of any proper repair, and it’s written into the price before we begin.
Pricing for Roof Repair in Sunset, FL
Here’s what Sunset homeowners actually pay, based on the work we do regularly in this neighborhood:
- Vent boot replacement: $275 to $450 per boot
- Small roof leak repair (membrane or shingle): $300 to $750
- Flashing repair: $500 to $1,100
- Flat roof patch (temporary): $400 to $800
- Valley repair: $600 to $1,200
- Decking section replacement (when saturated): $900 to $1,600
What moves a quote from the low end to the high end is what we find when the roof comes off. Saturated decking, corroded fasteners, failed underlayment all get documented, priced in writing, and approved by you before we proceed. No surprises on the invoice. And every estimate from Mercer Roofing includes a written 365-Day Done Right Promise, so if the repair fails within a year, we come back at no charge. Call (743) 200-8347 for a free estimate.
We Also Serve Cities Near Sunset
Mercer Roofing provides Roof Repair services throughout southern Florida. In addition to our work in Sunset, we serve homeowners in Miami, Hialeah, Fort Lauderdale, and Pembroke Pines. The same written pricing, the same Threshold Verified technicians, the same 365-Day Done Right Promise applies everywhere we work.
Serving Sunset, FL - Our Local Coverage Area
We’re based in the Sunset 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 Sunset
Sunset is unincorporated Miami-Dade County, which means there is no municipal building department to issue permits. Every roof repair permit here runs through the county’s HVHZ inspection process, and every product used must carry a Miami-Dade Notice of Acceptance. That’s the strictest wind-uplift standard in the United States. A contractor unfamiliar with county-only permitting will likely get the paperwork rejected, leaving your roof open and the project stalled. We handle the paperwork and the documentation on every job. Call (743) 200-8347 with questions.
It depends on what’s underneath the pond, and the honest answer is that you won’t know until the top layers come off. If the membrane is still sound and the ponding is just surface water, a repair with proper drainage improvements often solves it for $400 to $1,100. If the decking is saturated, which is common on the 1960s CBS ranches around SW 72nd Street, you’re looking at a section replacement that can run $900 to $1,600 or more. We price the repair first, and if we find more during the work, we show it to you in writing before anything else is done. Call (743) 200-8347 for an exact quote.
Almost every time, we find something under the surface that wasn’t visible from the top. On a 1968 CBS ranch off SW 72nd Street, we pulled saturated layers of modified bitumen and found corroded fasteners and failed underlayment over original decking. The homeowner hadn’t seen any of it. We priced the deck repair and new HVHZ-compliant underlayment in writing before any replacement began, the homeowner approved the change order the same day, and the county inspection passed on the first look. That’s how the process should work.
Yes. We work with the full range of manufacturer-recognized brands, including GAF, Owens Corning, CertainTeed, Atlas, Tamko, IKO, and Boral. If your roof was originally built with a specific brand, we match it or use a compatible product that carries the Miami-Dade NOA required in Sunset. We don’t push you into a brand replacement you don’t need. Call (743) 200-8347 and we’ll check your specific roof.
We dispatch emergency crews to Sunset on the same call, and a live person answers the phone 24/7. In most cases, a technician reaches the neighborhood within a few hours, depending on storm volume. The first step is always tarping and temporary patching to stop active water, and you get a written price before that temporary work begins. Emergency calls in Sunset typically run $400 to $1,400 depending on the damage. Call (743) 200-8347 as soon as you notice a leak.
Written by Grant Whitlock, Owner at Mercer Roofing, serving Sunset, FL and surrounding communities.