Shops, warehouses, auto service buildings and small manufacturing spaces around Irving often sit under a metal panel roof. Repairing and upgrading those roofs is one of the services within our commercial roofing in Irving. We focus on what keeps metal roofs dry: the screws, laps, ridge caps, curbs and gutters, and the condition of the panels themselves.
Metal building roof repair: where the leaks start
Metal roofs move. On a summer afternoon in Irving, panels heat up far beyond the 95°F air temperature, then cool sharply after dark or under a storm. That daily expansion and contraction loosens what holds the roof together. These are the failure points we see on metal buildings:
- Exposed fasteners. Rubber washers dry out and crack, and screws work loose in their holes.
- Side and end laps. Sealant between overlapping panels hardens and gaps open, especially at low slopes.
- Ridge caps and closures. Foam closures deteriorate and let wind-driven rain and birds in.
- Curbs and penetrations. Rooftop units and exhaust fans added after construction are often cut in with little more than sealant.
- Gutters and eaves. Water and debris sit there, and rust starts at the eaves first.
Local conditions add two more causes. Shops and warehouses on the SH 183 corridor and around DFW Airport have weathered many hail seasons, and hail that only dents panels can still crack washers and split old sealant. Rooftop units added later often drain condensate straight onto the panels, starting a line of rust below each unit.
Why do exposed fasteners leak, and what is the fix?
Most metal shop and warehouse roofs use exposed-fastener panels screwed through to the purlins. Each screw relies on a small sealing washer. Over years of sun and thermal movement, washers crack and screws back out or wallow their holes larger. A leak at a single screw drips onto whatever is below, and a roof can have thousands of them.
The fix is methodical: we check fastener lines, replace backed-out or failed screws with new ones and fresh washers, step up to a larger diameter where the hole is enlarged, and reseal open laps. On an older roof where washers are failing everywhere, a full fastener replacement is more reliable than chasing individual drips.
R-panel roof rust, holes and panel swaps
R-panel is the ribbed, exposed-fastener steel panel found on many metal buildings in DFW. Its finish holds up for a long time, but rust starts where water lingers: end laps, eaves, gutters, cut edges and under condensate lines. Surface rust can be treated and coated. Rust that has eaten through needs the panel replaced. We remove the damaged sheet, match the profile and gauge, set new lap sealant and closures, and fasten it down. If you are not sure how far the damage goes, a commercial roof inspection gives you a written condition report before you budget.
Questions about commercial metal roofing? Talk to us.
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Commercial metal roofing in Irving: our repair process
- Walk the roof and the inside. We match ceiling stains, drips and daylight through panels to what is on the roof.
- Mark every defect. Failed fasteners, open laps, rust, holes and curb problems are photographed and marked.
- Recommend the scope. Spot repair, full fastener replacement, panel swaps, coating or retrofit, with reasons.
- Stop active leaks. If water is coming in now, temporary sealing goes first.
- Repair. Screws, sealant, closures, panels and curb flashings are replaced as scoped.
- Check the run and report. We walk the repaired areas and neighboring fastener lines before leaving, and you get before-and-after photos for your records.
Coat, retrofit or replace a warehouse metal roof in Dallas?
When a metal roof is past spot repairs, owners usually weigh three paths:
| Option | Best fit | Limits |
|---|---|---|
| Restoration coating | Solid panels with surface rust and fastener leaks | Will not fix rusted-through panels or damaged framing |
| Retrofit over the existing roof | Sound structure, need for more insulation or better drainage | Adds weight and height; needs structural review where required |
| Full replacement | Widespread rust-through, damaged purlins or clips | Highest cost; building is opened during work |
Our roof coatings page explains how a coating is applied to metal and what has to be fixed first.
Metal roof retrofit options for older buildings
A metal roof retrofit leaves the old roof in place as a base and builds a new roof over it. One approach fastens a light steel framing system through to the existing purlins, fills the space with insulation and installs new metal panels, often standing seam, on top. Another fills the panel flutes with insulation, adds rigid board and covers it with a single-ply membrane. Retrofits avoid exposing the building interior, can add slope and insulation, and spread the cost of a new roof over a structure that is still good. The energy code and the City of Irving's permit review set what is required, and we confirm it before ordering.
What a commercial metal roof repair from us includes
A repair is finished only when every leak path on that section is closed, not just the screw over the wet pallet. Our scope covers fastener lines, laps, trim and penetrations together, since a roof with one dried-out washer usually has hundreds. It names the screw size and washer type we will use, and where holes have wallowed out it calls for a larger diameter. It lists which panels are being swapped and in what profile and gauge. And it separates temporary sealing done to stop an active leak from the permanent work, so you know what each charge covers:
- a marked roof plan with photos of every failed fastener, open lap, rust spot and hole
- fastener replacement, spot or full field, with new washers and upsized screws where needed
- lap resealing, new foam closures and ridge cap fastening
- panel swaps in matching profile and gauge, with lap sealant at each end
- curb, pipe and gutter flashing repairs, plus rust treatment where panels stay
- before-and-after photos and a written summary for your building records
Cost factors, warranty and why RJ Premium Roofing for techos de metal comerciales
What moves the price of metal roof work
Price for metal roof work depends on the number of fasteners and laps to address, panel profile and availability, how many panels are rusted through, curb and gutter work, roof height and access, and whether the job is a repair, coating or retrofit. Estimates are free and itemized.
The fastener count is usually the largest line, and a full field replacement on a large roof runs into thousands of screws. Matching an older or discontinued profile can add both time and material cost. A retrofit is priced very differently from a repair, since framing, insulation and new panels are added, and a structural review may be required. High eaves, fragile skylights and work over active production lines slow the crew and add safety setup. Hail-dented panels that still shed water may be repaired rather than replaced, a big scope swing. Weather also counts: sealants need a dry surface, so a wet May can push lap work back.
Why owners call us
- Free inspection with photos of each defect, not a vague "needs a new roof."
- Fast response to active leaks over inventory and equipment.
- Hail documentation with a written damage report for your claim.
- Atención en español y en inglés for owners and shop staff.
- Steps explained as we go, which Google reviewers point out, plus a site cleaned up before we leave.
- 5.0 stars from 33 reviews on Google.
Workmanship on every repair and retrofit is guaranteed in writing under the contract. New panels, fasteners and coatings carry the manufacturer's material warranty. Beyond Irving, we work on metal buildings in Grand Prairie, Euless, Coppell and Haltom City. For apartment buildings with metal accents or flat sections, see our multi-family roofing service.
Permits and contractor rules for metal roofs in Irving
Spot repairs and fastener work rarely change the permit picture, but wide panel replacement, a retrofit or a new roof generally needs a City of Irving permit; Irving Inspections, (972) 721-2371, can say where your scope falls. A framed retrofit or added insulation is also checked against the city's adopted energy code. Texas has no statewide roofing license, so check that any contractor on your building holds Irving's annual contractor registration and carries a written contract that names who applies for the permit. If hail is behind the work, the policy deductible stays the owner's to pay, since Chapter 707 of the Texas Insurance Code forbids a roofer to waive or absorb it.
