San Jose Insulation Contractor For Installation and Replacements
Call For a Free Inspection and Quote: Get Our Unbeatable Warranty

EM Energy and Air, the leading insulation contractor in San Jose, has the expertise and resources to keep your home comfortable, energy-efficient, and safe all year round. We can replace the insulation in older homes, install insulation in new buildings, and also handle your attic rodent problems. From full HVAC services to duct work and crawl space moisture mitigation, we are uniquely qualified as a one-stop shop.
For a free, thorough inspection that yields an estimate on the spot, give us a call or fill out our form. We’d love to hear from you. We also offer unlimited warranties on our installation services, as well as rapid turnaround times.
Many Happy Customers in the Bay Area
Anthony and Judy Price
I highly recommend EM Energy & Air!! We had them remove and replace our attic insulation, clean and sanitize our attic and install new insulation and a heat shield in our home. The crew was awesome. They laid down plastic for the pathway, and around the entire area where work was to be performed. It took about 5 hours and they were non-stop working to completion. We got a few quotes and were well worth our cost. Can’t say enough good things about the entire process, from initial meeting, quote to work completed!!
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Chris Lofaso
As a Professional Engineer and HVAC business owner, I can certainly recommend E&M. I pursued multiple bids and Eilon was by far the most knowledgeable, thorough and professional. His field team was courteous, worked neatly, and finished the project on time. We already notice that the HVAC system runs less and the house holds temperature better. Strong endorsement from me.
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Pieter Spinnewyn
we are very pleased having hired EM Energy & Air trough Eilon to tackle our attic project. From scheduling an appointment to getting the job done all went smoothly and faster than we expected. After reaching out on Sunday our attic got renovated within 1 week time frame: removing the old insulation, clean up of the attic, installing a whole house fan, redoing the HVAC pipes and insulation. I am very pleased with work done and professionalism of the crew. They worked very clean and swiftly ( all work was done in 1 day).
Google Review
Ayank Gupta
I recently hired EM Air & Energy to clean up and re-insulate my attic and handle some heating work at my home. I’m thrilled with the results and highly satisfied with their service! Elion visited my home to assess the attic and heating setup. He was thorough, knowledgeable, and gave me valuable suggestions tailored to my needs. The contractors who came to do the actual work were efficient, hardworking, and professional throughout. The pricing was fair, and I truly feel I received excellent value for the cost. The entire process was seamless, and I’m happy to recommend EM Air & Energy to anyone looking for top-quality service.
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Nayak Rakshit
I recently had EM Energy and Air replace the insulation in my attic, and I’m extremely pleased with the experience. Eilon and his team arrived on time, worked efficiently, and left everything neat and tidy. Eilon took the time to explain the process and provided various insulation options along with competitive pricing, making it easy to choose the best option for my home. The team’s professionalism and attention to detail were outstanding. I highly recommend EM Energy and Air for anyone needing quality insulation work done!
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Nelson
I called up these folks initially to get an estimate to clean out my attic. They provided me the best bid I received in terms of details and price. After a candid conversation with Eilon, I decided to have EM energy and air also install new insulation and seal off my attic. The crew were very thorough in sealing off all the possible rodent entry points and did a great job with the cleaning. And the insulation came just in time for the heat wave. It made a 10 degree difference in the inside temperature of my home. Great experience, would highly recommend them.
Google Review
Peter Csiba
Installing two heat pump with EM was a breeze; communication was very timely and the job was done well and as agreed. Quote process: They got me a fair quote same-day by just from sending them info over text (while other companies took weeks) and the price was fair. Change orders: I decided later I want two units, and again it was a smooth process. Also later there was an equipment change – and it made it convenient for me. Job Day: 4 guys arrived as agreed and get it done same day. I talked to most of them and all were polite, nice and upbeat. They let me inspect the work closely, made sure I am happy and give me tips on next steps. TLDR; Would hire them again and I am happy to recommend to my neighbors!
Google Review
Types of Insulation We Can Install
The most common types of insulation we install include blown-in fiberglass and cellulose, fiberglass batts, and mineral wool. Each has different benefits and use-cases.
Blown-In Fiberglass and Cellulose Insulation
Blown-in insulation is ideal for attics and wall cavities. It provides excellent coverage, and it’s highly effective at reducing energy loss. Blown-in fiberglass is made from at least 61% recycled glass, which makes it environmentally friendly, and more importantly, non-combustible. Blown-in cellulose, made from recycled paper products, is another eco-friendly option that is also resistant to pests and mold.
Fiberglass Batts Installation in San Jose
We install fiberglass batts for many customers in the San Jose area. These are pre-cut sections of fiberglass insulation that are perfect for insulating walls, floors, and ceilings. Fiberglass batts are durable and resistant to moisture, so they work well in areas prone to dampness. As with many modern insulation materials, the high recycled content in our fiberglass batts is non-combustible.
Mineral Wool insulation
Mineral wool provides thermal insulation, and as an added benefit, it reduces sound pollution in your home. It is denser than fiberglass, which allows it to block sound more effectively, making it ideal for reducing noise from external sources like traffic or noisy neighbors. Mineral wool is also highly fire-resistant.
Why You May Need to Replace Your Insulation in San Jose
Temperature control is an obvious reason, but there’s more to it than that. Many older homes, especially those with insulation installed decades ago, might be harboring dangerous materials like asbestos and formaldehyde. Replacing old insulation with our certified, toxin-free alternatives can keep your family safer.
Modern materials also improve your home’s acoustic insulation. With thicker, more efficient insulation, outside noises such as airplanes, trains, and the neighbor’s band next door become much less intrusive!
Fire safety also comes into play. Many older insulation materials do not meet today’s fire safety standards. Our insulation options, particularly fiberglass and mineral wool, are 100% non-combustible, reducing the risk of fire spreading through your home.
When we replace insulation, we can also address any potential issues with rodent infestations. Old insulation can be a haven for pests, particularly in attics and crawl spaces. By removing the old material, we can thoroughly inspect your home’s structure, identify rodent entry points, and seal them up.
A Few of Our Projects
We Offer More Than Just Insulation Services
The Local One-Stop Shop in San Jose
At EM Energy and Air, we pride ourselves on being a one-stop shop for all your home energy efficiency needs. Beyond insulation, we also offer air duct insulation, full HVAC service and repair, roof ventilation, and more. We keep every aspect of your home’s energy efficiency and indoor climate under control to improve your quality of life and improve your energy efficiency.
Better Pricing
We also offer lower prices than the competition without sacrificing quality. With our free financing options, you can invest in your home’s insulation without the burden of upfront costs. This financial flexibility allows you to make necessary upgrades when they are needed most.
Unlimited Warranty on Installation
Another significant advantage of working with EM Energy and Air is our unlimited warranty on installation. We stand by the quality of our work. Our warranty is a testament to our confidence in the durability and effectiveness of our insulation solutions. You can have peace of mind knowing that your investment is protected for the long term.
We Use High Quality, American-Made Materials As Often as Possible
When it comes to HVAC systems, we only install high-quality, American-branded equipment, such as Carrier. This commitment to using trusted brands ensures that your heating and cooling systems are reliable, efficient, and long-lasting. We also offer quick turnaround times, so you won’t be left waiting weeks for installation. Most jobs are completed within a single day, and even large projects are typically finished within three days.
Transparency and Trust
We offer a thorough initial inspection for free, and we can give you a close estimate on the spot. We also give very detailed estimates with no hidden fees. We’ll never surprise you with a significant extra charge after starting the work. Taxes are included in the quoted amount.
Give EM Energy & Air a call today to schedule your free home inspection. We look forward to working with you and improving your quality of life!

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