Serving & Improving Chicagoland and Central Illinois

Frankfort Branch: 708.570.3260 | Decatur Branch: 309.807.9360

We offer insulation installation for homes, multi-family buildings and commercial buildings throughout the region.

We take great care to ensure that the insulation products we use are of the highest quality, and are the best fit for our clients for any given project. Whether you're looking for the most environmentally friendly solution -- cellulose insulation made from recycled newspaper, for example -- or the highest R-value, highest performance insulation products on the market like open and closed cell spray foam, we have the products to meet your needs. 

We understand that different buildings have different needs, and that each of our clients has a unique set of goals. That's why we're happy to work with our customers to determine the best options for a given project. 

We offer rigid foam exterior insulation for deep energy retrofits. We offer blown in cellulose attic insulation for existing homes and new construction. We offer open and closed cell spray foam insulation for renovations and new construction. We offer traditional fiberglass batt and blown in fiberglass insulation, as well, for those scenarios where this is the best option. (We do take care, however, that any time we install batt insulation it's done properly, to avoid the widespread air leakage and reduced R-value problems that accompany so many batt installations nationwide.)

Insulation products and services we offer include:

We'd be happy to talk with you about the best insulation product for your home or business, and to accomomdate the needs of your project. We offer the top insulation in Decatur, Frankfort, SpringfieldJolietTinley ParkPalos HeightsOrland ParkMonticelloChampaign, Chicagoland and surrounding areas. Contact us today for a free phone consultation!

Our Doors are Open to Retrofoam of Central IL Clients

If you were a Retrofoam of Central IL customer who is looking for insulation services in Springfield IL, contact Assured! From spray foam to cellulose, attic insulation, crawlspace insulation and more, our team is equipped with the techniques and tools to properly take care of your job. We’re well-known across Central Illinois for our expertise in home and multifamily energy efficiency services. We look forward to hearing from you!

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  • Install was great and had no issues whatsoever!

    Lisa O.