EPDM vs TPO: which membrane fits your building?
A side-by-side table of cost, lifespan, seams and heat behavior, plus what Champaign winters, hail and wind mean for each membrane.
Read the guideCommercial Roofing Guides for Champaign-Area Building Owners
Plain, numbers-first guides for property managers, facility managers, business owners and boards responsible for a low-slope or metal roof in Champaign-Urbana and East Central Illinois. Elite Champaign Commercial Roofers is a free quote service that connects you with independent, Illinois-licensed commercial roofing contractors.
Get Free QuotesTPO roofing cost per square foot
Typical national installed ranges, worked budgets for 10,000 to 50,000 sq ft roofs, and the cost drivers that move a TPO bid up or down.
Read the guideRoof recover vs replacement
The two-layer code limit, why wet insulation rules out a recover, and how a tear-off can trigger an energy-code insulation upgrade.
Read the guideFinding a flat roof leak
Why the drip inside is rarely under the hole, the methods contractors use to trace a leak, and what to do indoors while you wait.
Read the guideFlat roof ponding water
When standing water counts as ponding, what causes it, and the fixes from drain cleaning to tapered insulation and coatings.
Read the guideIllinois roofing licenses for commercial work
Why commercial jobs need an Illinois unlimited roofing license, what the 104- number on a bid means, and how to look a roofer up.
Read the guideHail and wind damage on commercial roofs in Illinois
How storm damage shows up on low-slope roofs, what to document for your insurer, and the deductible rules Illinois sets for contractors.
Read the guideRoof replacement and the Illinois energy code
When a re-roof falls under the Illinois Energy Conservation Code, what added insulation can mean for height and budget, and who confirms it.
Read the guideSilicone roof coating pros and cons
Where a silicone coating can buy an aging roof more years, where it can't, and how its cost compares with recover and replacement.
Read the guideCommercial roof maintenance checklist
A spring, fall and after-storm checklist for drains, flashing, seams and rooftop equipment, written for facility managers.
Read the guideRoof leaking now?
Skip the reading for now. Keep people away from water near lights and electrical equipment, move inventory and equipment out of the drip zone, take photos, and request quotes from independent commercial roofing contractors. Many contractors offer emergency leak response — ask when they call. Later, the commercial roofing cost guide explains the numbers in a bid, the commercial roof repair page covers what a repair visit includes, and the process page shows each step from site visit to closeout.
Need a commercial roof looked at? Get free quotes.
Describe the building once and independent, Illinois-licensed commercial roofing contractors can reply with no-obligation quotes.