Professional Insulation Services in Kirkwood, MO
Cut your bills, keep the warmth in during icy Missouri winters, and beat the summer heat and humidity. Begin with a free attic evaluation from the Kirkwood Koala crew.
FREE attic evaluation
Same-week appointments
Licensed, insured team
Guaranteed workmanship
Clean, 1-day service
Rebate-eligible upgrades
4.9/5 from 581+ verified reviews
Talk to Our Kirkwood Insulation Experts Today
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Home Insulation for Kirkwood Homeowners
For Your Home
Commercial & New Build
Commercial & New-Construction Insulation in Kirkwood
Commercial property owners and GCs throughout Kirkwood and the St. Louis metro and Metro East count on us for large-scale insulation. We take on everything from multifamily and industrial to new commercial builds.
Minimal Disruption
Clean, contained work that keeps an occupied building running while we insulate.
Right Product, Right Space
Spray foam, blown-in, or batt chosen for each assembly in the building.
Energy Code Compliance
Insulation specified to meet your project’s R-value and energy-code requirements.

Multifamily Buildings

Tenant Build-Outs
Why Choose
Koala Insulation?
Every install backed by a workmanship warranty
No-cost, no-pressure evaluations & quotes
Rebate paperwork handled for you
One-day service on most homes
A licensed, insured Kirkwood crew
Lower
Energy Bill
Year-Round
Savings
Superior
Comfort
Your Satisfaction is
Our Top Priority
Don’t just take our word for it. Local customers share what it was like to work with our Kirkwood team.
Frequently Asked
Questions
Straight answers to the questions we get most around Kirkwood. Not covered here? Ring (314) 756-5661 or set up your free evaluation.
Get a FREE QuoteHow much does insulation cost in Kirkwood?
The cost of an insulation project in Kirkwood comes down to a few things. 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. If old or damaged insulation needs to come out first, or the attic is tight to work in, that adds to the scope. Upgrades like this often qualify for rebates through Ameren and other local utility programs, and we’ll help with the paperwork. That’s why every quote is on-site, written, and itemized, so you see exactly what you’re paying for before anything starts.
What’s the best attic insulation for Kirkwood?
For most Kirkwood homes, blown-in insulation over the attic floor plus air sealing gives you the most comfort for the money, especially with hard winter freezes and long, muggy summers. That combination closes the air leaks and thin spots batts usually leave behind. Spray foam earns its cost when the roof deck needs sealing or the attic is becoming conditioned space. Which one is right depends on your attic, so we look first and advise second.
How thick should my Kirkwood attic insulation be?
Kirkwood sits in climate zone 4A, where the U.S. Department of Energy recommends about R-49 to R-60 for attics. It’s common to find the historic railroad-era homes along Kirkwood’s tree-lined streets sitting at only R-19 to R-30, well short of the target. We’ll measure your existing insulation on the visit and lay out the gap in plain terms. Bringing an attic up to spec can also qualify for rebates through Ameren and other local utility programs.
Do you serve my neighborhood near Kirkwood?
Our service area runs from Kirkwood out to Webster Groves, Des Peres, Sunset Hills, Glendale, and Oakland and the towns in between. Not certain you’re covered? A quick call to (314) 756-5661 settles it.
How long will my insulation project take?
For blown-in insulation, plan on about a day, and there’s no need to leave your home. Spray foam is the exception, since you’ll need to be out of the house for roughly 24 hours while it cures. You’ll know which situation fits your project before we ever book a date.
Ready to put your attic to work?
Schedule a free, no-pressure evaluation now. Same-week slots are filling up across Kirkwood.
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