Rated 4.32 / 5 from 19 reviews
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Energy Seal Energy Seal, Inc. has been serving Jacksonville, Florida and surrounding areas for 10 years. In addition, we have 20 years of construction industry experience. Our knowledgeable and experienced contractors provide our customers with top-notch service and the best in foam insulation services. We believe in our product so much that it comes with a lifetime warranty on the workmanship as well as the foam product itself!

Open-cell insulation is most often used for residential homes. The particles are not as dense, thus they can move and breathe with the wood in your house. Close-cell insulation is often used in parts of the building that need to be watertight.
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Spray Foam
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Energy Seal, Inc. use only the cleanest, safest, most effective and efficient polyurethane foam insulation on the market today. Insulating your home with foam insulation can not only save money on your heating and cooling costs, but it can also help your heating and cooling systems last longer as they will not need to work as hard to keep your home comfortable.
Blown Fiberglass
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Although foam insulation is the latest and most superior insulation on the market today, there are some instances where sprayfoam is just not an option. Foam insulation can be cost prohibitive for some homeowners and some older homes just don't have an accessible attic for our crews to install. In these situations there is the alternative of fiberglass blown in insulation.
Insulation
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At Energy Seal, Inc., while we recommend foam insulation, we do provide insulation services using other material dependant on your budget and or requests. Contact us today for more information on all of the services we offer.
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Thousands of satisfied customers! At Energy Seal, Inc., of Jacksonville, we specialize in installing spray foam insulation into existing residential homes which will decrease the amount of energy needed to heat and cool your home.
Reviews (19)
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Cesiney S.
Jun 03, 2022
They were a great team to work with! Very knowledgeable on all things insulation. Able to help us navigate our options with our mid-century home which is super tricky. Communicated with the owner directly and was a pleasure to work with.
H. Steven Block
May 22, 2022
Ceiling spray from installation on a 28-year-old home. Original spray fill attic insulation had disintegrated over time. Technicians arrived exactly at 8 AM as promised. They took extreme care. They worked quickly and efficiently. Owner very responsive both before and after the job was completed. We highly recommend this company. Service:Installation
Helen Ferro
Apr 21, 2022
Stan was recommended to me by another contractor. He gave me a reasonable quote for foam insulation and completed the work in a timely fashion. The installers were very professional and left the area clean after completing the project.
Victoria Race
Apr 19, 2022
I contacted Energy Seal to put insulation in our new home. The owner was very responsive, gave me a great quote, and worked to fit my schedule. We are states away and we're fixing up the new property for an impending move. To get workers and quotes long distance has been a struggle. Energy Seal was fabulous and very good at communicating! Working with me from far away never seemed like a burden.

They showed up On time and did a great job. I will be recommending them to anyone. Adding extra insulation, and foam spray insulation, has made a big difference. We do it to all our properties and we're very pleased to use Energy Seal.
Lynn West
Apr 06, 2022
Amazing job done by Energy Seal applying spray foam insulation in my new commercial building. I almost hate to cover it with drywall! The crew was on time, professional but friendly and completed the work quickly while still giving me a beautiful installation.
Doug Kirkendall
Mar 19, 2022
Excellent company to work with. The owner Stan is professional and responsive to questions. I am extremely happy with the final product. His crew arrived promptly and got the job done efficiently. They cleaned up the job site before leaving. I highly recommend Energy Seal. I will use them again. Service:Installation
Chase Moyer
Mar 12, 2022
I got 3 estimates from other companies in Jacksonville, FL. Every single one of them was around $2500 more than Energy Seal and they wouldn't be able to provide the service for a couple weeks. I called Energy Seal and talked directly with the owner Stan and he scheduled me within 3 days and got the whole job done the same day. He has a great crew and is super easy to work with.
Davy Palmer
Feb 26, 2022
I used Energy Seal to install spray foam in my metal shed. They were extremely responsive having installed it literally the very next day after I called when other vendors a) couldn't get the closed cell foam (COVID) and b) refused to call me back after agreeing to a deal. The crew was on time, courteous, and did a great job. Stan is the man.
H. Keith McCrocklin
Nov 22, 2021
I hired Energy Seal to install spray-in foam insulation in my attic. Shopped around several companies and Energy Seal gave me the best deal. The owner, Stan Nagle, was very accommodating to my expectations and went out of his way to earn my business and ensure I was happy with their work. He stayed in touch with me through the entire process and followed up afterwards to make sure I was satisfied. The jobsite supervisor, Ricardo, was very experienced and took personal interest to ensure the job was done right. I couldn't be happier!
Larry Rice
Nov 09, 2020
Stan was great to work with. He returns calls immediately. Does what he says he is going to do, when he says he will do it. Energy Seal was one of 5 bids I had gotten. They had no problem sending pictures of their work with the estimate. Ricardo did an excellent job from start to finish. These guys are the real deal I would recommend them to everyone and personally they will be my go to company for all of my insulation needs.
Connor M.
May 24, 2020
I called stan and got a quote of $1,540 to blow in insulation into a 1400 ft home. I decided to clean out the old insulation myself, and about halfway called stan to ask him how much it was going to be. He said " $500 normally, but since you've done half the work i'll do it for $300." I was elated, because I thought it would cost around $850, which I happily would have paid.

I threw out all of my insulation cleaning gear, figuring I wouldn't need it. Stan texted me 3 days before the job, telling me it was going to be $1,540, and they wouldn't clean out the insulation, "because that's not industry standard." Then he raised his price to $700. If he had originally quoted me at $700, I happily would have paid it. The fact that he increased his price, 3 days before the job, and failed to be honest is why I decided not to go with him. Shady business practices.
Gordon M.
Jul 21, 2018
I too had energy seal do my home. I have had nothing but trouble. The attic is very humid water forms on the ceiling. The attic is not sealed. Wish I never had it done, the attic was better before they ever touched it. I was promised a sealed attic I didn't get that. Doesn't work
John
Oct 15, 2017
Renovated my home and upgraded to foam. Extremely pleased with results.
Bobby
Feb 09, 2017
Product is unbelievable! Your company was very professional.
Joan
Jan 16, 2017
Sprayed my bar ceiling and reduced my energy cost by half!
Insulation Contractor - Energy Seal Inc
Aug 12, 2014
I was extremely happy with Energy Seal. The crew was great and installed our job in one day. Everything was professional from start to completion and we couldn't be happier with the results. I would highly recommend them!
Troy Evans
Jul 25, 2014
By far my favorite insulation contractor in Florida, enough experience to know how to get any job done right with incredible customer service!
D. M.
Apr 12, 2014
One star is far too many but the least allowed on yelp. We have had nothing but problems ranging from charging for areas not done to high humidity from gaps in foam. We were promised a partial refund through Better Business Bureau hearings but Stan Nagle never followed through and stopped returning phone calls. We have have, subsequently, spent thousands repairing his shoddy work.
Harry R.
Apr 24, 2013
Energy Seal did seal the attic of the house the first week in January 2013 and seemed to do a fine job. The sealing itself seems good. They were nice and pleasant. The attic and consequently the upstairs is much cooler than previously. I think it will be similar in August given how cool it was earlier in the week when it was in the 80s. Unfortunately one of the guys stepped through the ceiling putting a hole in it.

I understand that accidents happen and they said they were going to fix it and put it back the way it was. The only problem was that it took until April 26, 2013 to get it fixed. All in all, they did eventually fix the ceiling, I just wish it had been faster. My recommendation is that if there are ANY problems do not pay the full amount until they are 100% resolved so you have a little leverage.

I will say that although I had paid in full, they eventually DID fix everything back the way it was, they DID the right thing, and did it properly. I would have given 5 stars if it hadn't taken nearly 4 months.