Why Acting Fast Prevents Costly Replacements
A small commercial roof defect rarely stays small. Water infiltrating through a failed membrane seam, deteriorated flashing, or a blocked drain can saturate insulation, rot decking, damage interior finishes, and compromise structural components — turning a $2,000 repair into a $50,000 replacement. For property managers and business owners alike, the cost of a fast repair is almost always a fraction of the cost of delayed action.
Water Damage Escalates Quickly
A pinhole leak in a membrane or a failed flashing joint allows water to travel laterally through insulation before dropping — saturating large areas far from the visible entry point before any interior sign appears.
Insulation Loss Drives Energy Costs
Wet insulation loses its R-value immediately and permanently. A single unaddressed leak can degrade the thermal performance of an entire roof section, driving up HVAC costs month after month.
Tenant and Liability Exposure
Water infiltration into occupied commercial space creates slip hazards, damages tenant property, and exposes building owners to liability claims. Fast repair documentation also protects your insurance position.
Repair Windows Close After Storms
After a major Texas storm event, roofing crews are in high demand. Scheduling a repair quickly — before the next weather system — protects your building and secures your place in the repair queue.
Types of Commercial Roof Repairs We Perform
Our crews are trained and equipped to handle every category of commercial roof repair — from emergency leak response to planned maintenance work.
Leak Detection & Repair
We use systematic inspection methods to trace leaks to their true source — not just the interior drip point — and repair the root cause. Includes membrane patching, seam re-welding, and penetration resealing.
Flashing Repair & Replacement
Flashing failures at walls, parapets, curbs, skylights, HVAC units, and roof-to-wall transitions are among the most common commercial leak sources. We re-seal, re-bed, and replace deteriorated flashing systems.
Membrane Patching & Seam Repair
TPO, PVC, and EPDM membrane seams and field punctures are repaired using manufacturer-approved materials and heat-welding or adhesive bonding techniques that restore full waterproof integrity.
Ponding Water Correction
Standing water on flat roofs accelerates membrane degradation and adds structural load. We address ponding through drain clearing, tapered insulation installation, and crickets or saddles to restore positive drainage.
Blister & Delamination Repair
Membrane blisters and delaminated sections are cut, dried, and re-adhered or patched before they expand into larger failures. Early intervention prevents full membrane replacement.
Penetration & Equipment Curb Sealing
HVAC units, pipes, conduits, and other roof penetrations are common leak points as sealants age and curb flashings deteriorate. We re-seal and re-flash all penetration types.
Gutter & Drain Repair
Blocked or damaged gutters, scuppers, and interior drains cause water to back up and pond — accelerating membrane wear and increasing leak risk. We clear, repair, and re-slope drainage systems.
Storm Damage Repair
Hail, wind, and debris damage to commercial membranes, metal panels, and flashings is assessed, documented for insurance purposes, and repaired to pre-storm condition.
Commercial Roof Systems We Repair
Every commercial roof system has its own failure modes, repair methods, and material requirements. Our crews are trained on all of them.
TPO & PVC Membrane
Heat-welded seam repair, field membrane patching, flashing replacement, penetration resealing, and full section replacement when damage is localized.
Common failure points
- Seam separation and delamination
- Punctures from foot traffic or debris
- Flashing failure at walls and curbs
- UV degradation on aged membranes
EPDM (Rubber) Membrane
Adhesive-bonded patches, seam tape repair, lap seam re-bonding, and flashing replacement using EPDM-compatible materials.
Common failure points
- Seam and lap joint failure
- Shrinkage pulling flashings away from walls
- Punctures and tears
- Adhesive bond failure on aged systems
Modified Bitumen
Torch-applied or cold-adhesive patching, seam re-sealing, blister repair, and flashing replacement. Granule surface restoration for weathered cap sheets.
Common failure points
- Seam and lap failure
- Blistering from moisture in substrate
- Granule loss on cap sheet
- Flashing separation at walls and edges
Built-Up Roofing (BUR)
Flood coat and gravel restoration, blister repair, ply sheet patching, and flashing replacement. Infrared scanning available to locate wet insulation.
Common failure points
- Blistering and alligatoring of surface
- Gravel displacement exposing bitumen
- Flashing failure at edges and penetrations
- Wet insulation from slow leaks
Metal Roofing
Panel replacement, fastener re-seating and sealing, seam re-crimping, rust treatment and coating, and flashing repair at walls and transitions.
Common failure points
- Fastener back-out and sealant failure
- Panel seam separation
- Rust at fastener points and cut edges
- Flashing failure at walls and skylights
Steep-Slope & Shingle
Shingle replacement, flashing repair, ridge cap replacement, underlayment patching, and valley repair for commercial buildings with pitched roof sections.
Common failure points
- Wind-lifted and missing shingles
- Flashing failure at walls and penetrations
- Ridge cap deterioration
- Valley wear and granule loss
Signs Your Commercial Roof Needs Repair
Many commercial roof failures develop slowly and show subtle signs long before a major leak appears. Here's what to watch for.
Interior Warning Signs
Ceiling Stains or Discoloration
Brown or yellow staining on ceiling tiles or drywall indicates active or past water infiltration. The stain location rarely marks the true roof entry point — water travels before dropping.
Musty Odors in Upper Floors
A persistent musty smell in top-floor spaces indicates moisture in the roof assembly — often wet insulation or early mold growth that isn't yet visible.
Bubbling or Peeling Interior Finishes
Paint bubbling, wallboard swelling, or ceiling tile sagging indicates moisture accumulation above — often from a slow leak that has been active for weeks or months.
Increased HVAC Energy Costs
A sudden unexplained rise in heating or cooling costs can indicate wet insulation in the roof assembly — which loses its R-value immediately and permanently when saturated.
Roof Surface Warning Signs
Standing or Ponding Water
Water remaining on a flat roof more than 48 hours after rain indicates drainage problems. Ponding accelerates membrane wear and adds structural load — address it before the next rain event.
Membrane Blisters or Bubbles
Raised blisters in the membrane surface indicate moisture or air trapped beneath — a precursor to delamination and membrane failure if left unaddressed.
Visible Seam Separation
Lifted, open, or delaminated seams in TPO, PVC, EPDM, or modified bitumen membranes are direct water infiltration pathways requiring immediate repair.
Deteriorated or Missing Flashing
Cracked, separated, or missing flashing at walls, parapets, curbs, and penetrations is one of the most common commercial roof failure points — and one of the most preventable.
Age & Maintenance Warning Signs
Roof Over 10 Years Old with No Inspection
Most commercial roof systems require professional inspection every 1–2 years to catch developing failures before they become costly repairs. A roof that hasn't been inspected recently is overdue.
Recent Storm or Hail Event
Even without visible interior damage, a significant hail or wind event warrants a professional inspection. Storm damage to commercial membranes and flashings is often invisible from the ground.
Granule Accumulation in Drains
Heavy granule accumulation in roof drains or scuppers after rain indicates significant surface wear on modified bitumen or BUR cap sheets — a sign the membrane is approaching end of life.
Previous Repairs That Are Failing
Patches, sealants, and temporary repairs that are lifting, cracking, or discoloring indicate the underlying issue was not fully resolved — and the repair itself may now be a leak source.
Repair vs. Replace — Helping You Make the Right Call
Not every commercial roof problem requires a full replacement. We give you an honest assessment — and the data to back it up.
The decision to repair or replace a commercial roof is one of the most significant capital expenditure decisions a property owner or manager faces. At Onyx Storm Roofing, we don't default to replacement — we give you a thorough inspection, a clear damage assessment, and an honest recommendation based on the actual condition of your roof system. When repair is the right answer, we repair. When replacement is the better long-term investment, we tell you why — with documentation to support the decision.
Repair is likely the right call when…
- Damage is localized to less than 25% of the roof area
- The roof system is less than 15 years old and otherwise in good condition
- The underlying insulation and decking are dry and structurally sound
- The failure is a specific, identifiable defect rather than systemic deterioration
- Insurance covers the damage and repair restores the system to pre-loss condition
Replacement may be the better investment when…
- Damage or deterioration affects more than 25–30% of the roof area
- The roof system is at or near end of its expected service life
- Infrared or core sampling reveals widespread wet insulation
- Multiple previous repairs have failed or the repair history is extensive
- The cost of repairs approaches or exceeds 40–50% of replacement cost
The Onyx Commercial Roof Repair Process
From first call to final sign-off, we handle every step with minimal disruption to your operations.
Emergency Response & Temporary Protection
For active leaks, we deploy emergency tarping and temporary waterproofing to stop water infiltration immediately — protecting your building, inventory, and tenants while a permanent repair is planned.
Comprehensive Roof Inspection
Our inspectors conduct a systematic assessment of your entire roof system — membrane, flashings, penetrations, drains, insulation, and decking — documenting every defect with photos and measurements.
Detailed Repair Scope & Estimate
You receive a written repair scope with itemized pricing, photos of every defect, and a clear explanation of what needs to be done and why. No vague line items, no surprise add-ons.
Insurance Coordination (If Applicable)
When storm damage is involved, we document the damage for your insurance claim, attend the adjuster inspection, and advocate for a complete, fair settlement before repair work begins.
Scheduled Repair with Minimal Disruption
We schedule repairs to minimize impact on your operations — coordinating access with property managers, working around business hours when needed, and keeping the work area clean and safe.
Quality Repair Using Manufacturer-Approved Materials
All repairs use materials compatible with your existing roof system and applied per manufacturer specifications — preserving any remaining warranty coverage and ensuring long-term performance.
Post-Repair Inspection & Documentation
After repairs are complete, we conduct a final inspection and provide written documentation of all work performed — including photos, materials used, and warranty information.
Maintenance Recommendations
We provide a written maintenance summary with recommended follow-up actions, inspection intervals, and any areas to monitor — giving you a clear picture of your roof's current condition and future needs.
Preventive Maintenance & Inspection Programs
The most cost-effective commercial roof repair is the one you prevent. Regular inspections catch developing failures before they become expensive emergencies.
Commercial roofs are significant capital assets — and like any asset, they perform best and last longest with regular professional attention. Onyx Storm Roofing offers preventive maintenance inspections for commercial properties across Texas, providing systematic assessments, written condition reports, and prioritized repair recommendations that help property managers and owners plan maintenance budgets and avoid emergency repair costs.
Bi-Annual Roof Inspections
Spring and fall inspections catch winter freeze damage and prepare your roof for summer storm season — the two most critical maintenance windows for Texas commercial roofs.
Post-Storm Assessments
After any significant hail, wind, or severe weather event, we conduct a rapid assessment to identify storm damage, document it for insurance purposes, and prioritize repairs before the next weather system.
Written Condition Reports
Every inspection produces a written condition report with photos, defect descriptions, severity ratings, and prioritized repair recommendations — giving you documentation for capital planning and insurance records.
Drain & Gutter Clearing
Blocked drains and gutters are a leading cause of commercial roof failures. We clear all drainage points during maintenance visits and flag any drainage design issues that need correction.
Commercial Roof Repair FAQ
Commercial Roof Problem? Get a Free Inspection.
Don't let a small repair become a major capital expense. Our licensed inspectors assess your entire roof system, identify every defect, and give you a clear, honest recommendation — at no cost and no obligation.
Or call us directly: 214-304-8750