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TRUSTED BY LEXINGTON, IL HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon68
    Verified drywall insulation services reviews

Top-Rated Drywall insulation pros in Lexington - Updated Nov 2026

Assured Insulation Decatur, LLC
5.0(
1
)
Blown-In Insulation - Install or UpgradeInjection Insulation - Install

Serving Lexington, IL and surrounding areas

Approved

In business since 2014

Free estimates

Customers say: Quick response

We are a locally owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have over 10 years of hands on experience, to provide innovative ideas and suggestions tailored to your projects. Our services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact us today!

Response time1 day
Response rate92%
Recommended by100%of homeowners
Avatar for Home Comfort, Inc.
Home Comfort, Inc.
4.9(
157
)
Blown-In Insulation - Install or UpgradeInjection Insulation - Install

Serving Lexington, IL and surrounding areas

In business since 1948

Emergency services offered

Credit card accepted

"Home Comfort Insulation employee's were very courteous and got the job done in a very expeditious timeframe. I highly recommend using them for any of your insulation needs. You won't be disappointed."
Response time11 hrs
Response rate94%
Recommended by87%of homeowners
Avatar for Neil Umphress construction
Neil Umphress construction
4.9(
22
)
Blown-In Insulation - Install or UpgradeInjection Insulation - Install

Serving Lexington, IL and surrounding areas

In business since 2000

Emergency services offered

Warranties offered

"Neil did the job fantastically and explained what he was doing throughout, always asked for an inspection to make sure it was done to my satisfaction. Pricing was extremely fair and he was timely and quick. Would highly recommend for any insulation work you need done. Can’t speak on the other work he does, but if it’s on par with what he did for me, then you’d be doing well."
Blown-in
blown-in
insulation
blown-in insulation
blown-in

+11

Response time11 hrs
Response rate92%
Recommended by52%of homeowners
Avatar for Middleton Construction Remodeling & Handyman Serv
Middleton Construction Remodeling & Handyman Serv
4.8(
84
)
Blown-In Insulation - Install or UpgradeInjection Insulation - InstallInsulation - Install or Upgrade

Serving Lexington, IL and surrounding areas

In business since 2008

Free estimates

Credit card accepted

"Bob was punctual, efficient and a pleasure to have in our home.  He spend one entire day and half of the next day repairing damaged drywall on walls and ceiling in our bedroom. The work was done perfectly. He was tidy, cordial, and made sure to clean everything after the work was completed.  He also repaired several sections of fencing in our backyard that had been damaged from a fallen tree limb. He secured the proper materials and made sure the work was to my satisfaction. I wouldn't hesitate to use Bob's services again in the future. In fact, I intend to.

"
Before
After
After
Before
After

+9

Recommended by96%of homeowners
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Drywall Insulation FAQs, answered by experts

This depends on how much plaster is applied and in how many layers, but a decent estimate is around 150 square feet. If you are applying only two coats on a small wall, there is a chance you may only need one or two gallons for the entire project. If you are plastering a large living room wall with high ceilings, using one of the more involved techniques–like Scagliola–that requires several coats, expect the project materials costs to add up quickly. 

Very little. One inch of water can stain walls, warp wood, and create a perfect environment for mold growth. One to two inches of water can do significant damage to drywall, insulation, and electrical systems. Anything over that is considered an extensive flood, often resulting in severe structural damage.

Costs range from $500 to $5,000, depending on damage size, labor, and finishing requirements.

How you hang the drywall can affect the finishing process. It's often easier to finish horizontal drywall panels, as the seams run across the wall rather than up and down. Standard drywall panels are 48 inches wide, so the seam is easy to reach without bending down or stretching your arms.

Plaster ceilings can sag for several reasons. In some cases, the plaster and other building materials shift and come apart over time, which is why you’ll commonly find drooping plaster ceilings in older homes. Improper installation, foot traffic, and water damage—often from a leaky roof or a broken pipe—can also cause plaster ceilings to sag.

The Lexington, IL homeowners’ guide to drywall insulation services

From average costs to expert advice, get all the answers you need to get your job done.