Flat Roofing
Durable flat roof systems for commercial & residential properties
Why Choose Allstate?
Professional Flat Roofing in NYC
Allstate Construction specializes in flat roofing systems that are built to last. Whether you need a new installation, a full replacement, or an emergency repair, our licensed roofing crews deliver watertight results using the best materials available — EPDM, TPO, modified bitumen, and built-up roofing (BUR).
The Allstate Difference
We are fully licensed by NYC DOB, carry $2M liability insurance, and have completed over 300 flat roofing projects across the five boroughs.
Our Flat Roofing Services
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EPDM rubber membrane systems
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TPO (Thermoplastic Polyolefin) roofing
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Modified bitumen (torch-down) systems
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Built-up roofing (BUR / tar & gravel)
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Roof deck repair & replacement
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Drains, scuppers & overflow installation
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Flashing & counter-flashing
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Roof coatings & sealants
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Emergency leak repair
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Free roof inspection & assessment
How We Handle Your Flat Roofing Project
Step by step — from first contact to finished job
Inspection
We inspect your existing roof, identify problem areas and assess the deck condition.
Proposal
Detailed written estimate with material specs, warranty info and timeline.
Installation
Licensed crew installs your system with minimal disruption to your property.
Final Inspection
We walk the roof with you, ensure no ponding water, and issue your warranty.
Common Questions About Flat Roofing
A properly installed TPO or EPDM flat roof lasts 20–30 years. Modified bitumen systems typically last 15–20 years with regular maintenance.
Yes. We offer emergency roof repair services. Call us and we will be on-site within 24 hours.
We provide a 5-year workmanship warranty on all flat roof installations, plus the manufacturer material warranty (10–20 years depending on the system).
Explore Our Other Services
Need Flat Roofing in NYC?
Get a free, detailed estimate from our licensed team — usually within 24 hours.
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