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Great experience! Very friendly and professional. They were on time, stuck to their quote and work timeline and have done a great job with two projects for me. I would definitely recommend.

Fast, efficient and great price! Didn’t even notice them insulating our attic and making a big difference already! Would highly recommend for anyone that wants to cut down on their energy bill!!

The Nealon team was professional and considerate of my property. I noticed a 200-kilo watt decrease in my electric bill along with an additional savings in oil consumption of 50 gallons. No more drafty cellars and so far, the mice have gone elsewhere.
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Trusted Insulation Experts Serving Clinton, Old Saybrook & Guilford Homes and Businesses Since 1977
How It %bWorksb%
Simple Steps to a More Comfortable, Energy-Efficient Space
Building science is complicated. Our estimators don't just tell you what we'll do, they explain why we're doing it.
We work with your timeline and availability. We typically schedule 2 - 4 weeks out
You will have a dedicated project lead and project manager who will walk you through every step of the process
Your home becomes your comfort zone, as you stop dealing with drafty rooms, inconsistent temperatures, and high energy bills.
Frequently Asked Questions?
What are the main areas in a house that should be insulated?
First priority should be the attic, followed by the exterior walls, basement and/or crawlspace. Additional areas that need insulation include kneewalls, kneewall floors, sloped walls, cathedral or vaulted ceilings, and cantilevers.
What does insulation really do?
It is one of the most cost-effective ways of saving energy and helping reduce heating and cooling bills. In addition, it adds to the thermal and acoustical comfort to your home.
Ready To Start Saving?
Schedule your FREE home energy assessment today. No pressure, no obligation— just expert advice for your home's needs.