Commercial Flat Roofing
From new builds to roof retrofits, our flat roofing services are tailored to your project’s specific needs and budget.
Flat roofs are the preferred choice for commercial buildings
When it comes to commercial buildings, a reliable roofing system is more than a construction detail.
Protecting Your Investment with Durable, Weather-Resistant Roofing Systems
When it comes to commercial properties, the roof is more than just a structure - it’s your first line of defense against the elements. At iirth, we specialize in commercial flat roofing systems engineered for long-term performance, energy efficiency, and minimal maintenance.
Rooted in quality, we use only high-grade materials and trusted techniques to ensure every project stands the test of time.
Types of Flat Roofing Systems We Offer
EPDM (Rubber Roofing)
Long lifespan, great flexibility, resists UV and ozone.
Ideal for: Warehouses or office buildings
TPO (Thermoplastic Polyolefin)
Energy-efficient, reflective surface, resists UV, chemicals, and punctures.
Ideal for: Eco-conscious commercial buildings, schools, and warehouses
Modified Bitumen (Torch-On Roofing)
Built to perform well in extreme temperatures and weather, with excellent waterproofing.
Ideal for: Buildings requiring a tough membrane, such as medical facilities, schools, or multifamily units
Built-Up Roofing (BUR)
Time-tested system with over 100 years of use. Along with gravel, offers superior UV and fire resistance.
Ideal for: Large-scale flat roofs (Malls, Institutions)
PVC Roofing
Highly resistant to chemicals, grease, oil, and fire; Reflective, offering excellent energy efficiency.
Ideal for: Restaurants, airports, and buildings with rooftop HVAC or grease vents
Our Commercial Flat Roofing Process
Site Inspection & Consultation
We begin by conducting a thorough on-site assessment to evaluate your current roof condition, structural needs, insulation requirements, and drainage systems. We then provide a detailed proposal tailored to your project goals.
Material Selection & Scope Planning
We help you select the ideal roofing system based on durability, maintenance needs, insulation performance, and budget. Once the scope is finalized, we schedule the project to minimize disruption to your business operations.
Roof Preparation & Tear-Off
If replacing an existing roof, we perform a complete tear-off and disposal of old materials. Any necessary structural repairs are made, and insulation layers or vapor barriers are installed for long-term performance.
Flat Roofing Installation
Our certified installers apply your selected roofing system with precision and attention to detail. Whether torch-applied, mechanically fastened, or cold-applied, every system is sealed and finished to ensure watertight protection.
Final Inspection & Warranty
We complete a rigorous inspection of all seams, flashing, drainage, and penetrations. After confirming everything meets safety and performance standards, we provide you with a detailed warranty and maintenance guidelines.
When Should You Replace a Commercial Roof?
Not sure whether to repair or fully replace your flat roof? Watch for these signs:
⚠️Pooling water or slow drainage after rain
⚠️Cracks, bubbles, or blistering on the membrane
⚠️Frequent leaks or water stains inside the building
⚠️Rising heating/cooling costs due to poor insulation
⚠️Roof membrane is 20+ years old, or past warranty
Early intervention can often save you from costlier repairs or structural damage. Our team provides honest assessments and practical recommendations based on your flat roof’s current state. Contact us for a Free Assessment of your commercial property today!