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Assured Insulation – Decatur

Reliable Central Illinois Insulation Company to ensure your home stays consistently comfortable.


Assured Insulation - Decatur


1960 S Taylorville Rd
Decatur Illinois 62521
United States



We are the areas source for all of your home and business insulation needs. We are proud of our hard work, our skilled workers, and the fact that we are a family-owned business. We have over 20 years experience in the insulation field and have building performance certifications so we can provide you with the best energy efficiency solutions for your home or business. Did you know that air leaks account for 40% of a homes energy loss? Spray foam insulation may be the answer for your home or office. SPF expands in place to insulate and seal the spaces seen and unseen. This unique application process allows SPF to create a layer of protection. Call and allow us the opportunity to provide an insulation solution for you today!


About Decatur

Decatur ( dih-KAY-tər) is the largest city in and the county seat of Macon County, Illinois, United States. The city was founded in 1829 and is situated along the Sangamon River and Lake Decatur in Central Illinois. As of the 2020 census, it had a population of 70,522. It is the seventeenth-most populous city in Illinois. Decatur has an economy based on industrial and agricultural commodity processing and production.

Neighborhoods in Decatur, Illinois

Things to do in Decatur, Illinois



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