Professional Insulation Services in Edwardsville, IL
Stop the drafts in winter, keep the cool air in come summer, and bring your Illinois energy bills down. Get a free on-site evaluation and a written quote from our Edwardsville team.
FREE on-site evaluation
Quick scheduling
Licensed & insured pros
Warranty-backed installs
Tidy, one-day jobs
Rebate-eligible upgrades
4.9/5 from 581+ verified reviews
Talk to Our Edwardsville Insulation Experts Today
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Residential Insulation Services in Edwardsville
Home Insulation
Commercial Insulation
Commercial Insulation for Edwardsville Properties
Illinois contractors and commercial property owners bring us in for big jobs in Edwardsville and across the St. Louis metro and Metro East. That includes apartments, industrial space, offices, and new construction.
Right Product, Right Space
Spray foam, blown-in, or batt chosen for each assembly in the building.
Built to Spec
Materials and install methods matched to your architect’s and GC’s drawings.
Single-Source Crew
One trained, insured team from walkthrough and quote to final sign-off.

Commercial Spaces

Renovations & Retrofits
Why Edwardsville Chooses
Koala Insulation?
Every install backed by a workmanship warranty
No-cost, no-pressure evaluations & quotes
Rebate paperwork handled for you
Most installs done in a single day
Locally licensed, insured Edwardsville team
Fewer
Drafts
Year-Round
Savings
Lower
Energy Bill
Real Reviews,
Real Results
Our customers say it best. Hear from homeowners across Edwardsville about their experience with our insulation team.
Frequently Asked
Questions
Before you book, here is what Edwardsville homeowners usually want to know. Don’t see yours? Call (314) 756-5661 or schedule a free quote today.
Get a FREE QuoteWhat goes into the cost of insulation in Edwardsville?
A few factors set the price of any insulation job in Edwardsville. The big ones are how much area we’re covering, the type of insulation you choose, whether that’s blown-in cellulose, fiberglass, or spray foam, and how much prep the job takes. You may be able to claim rebates through Ameren and other local utility programs, and we’ll point you to what applies. So rather than guess, we measure your space during a free on-site evaluation and give you a written, itemized quote.
Blown-in or spray foam for my Edwardsville attic?
For the typical Edwardsville home, blown-in over the attic floor plus sealing the gaps is the sweet spot, particularly with cold, icy winters and hot, humid summers. Blown-in fills the gaps around joists and wiring that batts leave open. Spray foam is the better call when you want to seal the roof deck itself or turn the attic into conditioned space. We’ll suggest the right product once we see your attic, not before.
What R-value do I need for an attic in Edwardsville?
For climate zone 4A, where Edwardsville sits, the Department of Energy recommends attics at about R-49 to R-60. A lot of the mix of historic and newer homes around Edwardsville were built with far less, commonly R-19 to R-30. We measure what you have now during the free evaluation and show you exactly where you stand. Topping up to the recommended level may also qualify for rebates through Ameren and other local utility programs.
Which towns near Edwardsville do you cover?
Koala Insulation of Edwardsville serves Edwardsville and nearby communities like Glen Carbon, Maryville, Collinsville, Troy, and Wood River, plus the surrounding area. If you’re not sure we reach you, call (314) 756-5661 and we’ll check your address.
Do I have to leave home during the install?
Blown-in attic work is usually a one-day job, and you’re welcome to stay in the house for it. The one exception is spray foam, which needs about 24 hours of cure time with the house empty. We’ll tell you which applies to your Edwardsville home before we schedule anything.
Ready for a quieter, more comfortable home?
Book your free insulation evaluation today. We’re booking Edwardsville homes this week.
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