Professional Insulation Services in Allendale, NJ

Stop losing heat through the attic in winter, stay cooler in summer, and bring your New Jersey energy bills down. Get a free on-site evaluation and a written quote from our Allendale team.

Free, no-pressure visit

Fast, same-week install

Licensed, insured team

Warranty-backed installs

Most jobs done in a day

Utility rebate assistance

(201) 627-0087

5/5 from 6+ verified reviews

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Commercial Services

Commercial & New-Construction Insulation in Allendale

From GCs to facility managers, teams in Allendale and across Bergen County rely on our crews for commercial-scale work. That includes apartments, industrial space, offices, and new construction.

Large-Project Experience

Crews and equipment ready for multifamily, warehouse, and new-construction square footage.

Right Product, Right Space

Spray foam, blown-in, or batt chosen for each assembly in the building.

Minimal Disruption

Clean, contained work that keeps an occupied building running while we insulate.

Request a Commercial Quote

Why Choose

Koala Insulation?

Every install backed by a workmanship warranty

No-cost, no-pressure evaluations & quotes

Help claiming Clean Energy Program rebates

Most installs done in a single day

A licensed, insured Allendale crew

Lower
Energy Bill

Year-Round
Savings

Healthier
Air

Trusted by

Local Homeowners

The reviews tell the story. Find out why Allendale homeowners recommend our work to their neighbors.

Koala Insulation of Bergen County place picture
5.0
Based on 6 reviews
powered by Google
Lynn W profile picture
Lynn W
13:19 16 Sep 26
Hi The company is very professional and reliable. Regards Lynn
Chaitanya Rastogi profile picture
Chaitanya Rastogi
16:05 26 Aug 26
Mark and his team were excellent to work with on our project. Everything was clearly communicated and done on time at a great price. Mo did a fantastic job with the insulation!
Brian Borghoff profile picture
Brian Borghoff
22:44 17 Aug 26
The Koala team did a quality job. They were responsive and communicated well during the whole project.
Bryson Kenny profile picture
Bryson Kenny
17:55 09 Jul 26
Most professional and honest company in Bergen without a doubt! Mark was timely for our appointment and really laid out and explained what needed to be done for me. Definitely will be using Koala Insulation for all my or my businesses needs!
We had an outstanding experience with Koala Insulation in Bergen County! From start to finish, the entire process was professional, efficient, and exceeded our expectations. We used them for our home, and the difference in comfort and energy efficiency was noticeable right away.

A special thank you to Mark—he was absolutely incredible. He was knowledgeable, honest, responsive, and took the time to explain everything clearly. It’s rare to find someone who genuinely cares about doing the job right and making sure the customer is happy.

If you’re looking for insulation services, I highly recommend Koala Insulation. We couldn’t be happier with the results and would absolutely use them again. Thanks again to Mark and the entire team for such a great experience.

Frequently Asked

Questions

Straight answers to the questions we get most around Allendale. Got a different question? Reach the local team at (201) 627-0087.

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How much should I budget for insulation in Allendale?

A few factors set the price of any insulation job in Allendale. Square footage, the product you choose from blown-in cellulose to spray foam, and the labor to prep the space and seal air leaks are the main drivers. The honest answer is that we price it after seeing it, with a free evaluation and a written quote for your Allendale home.

What type of insulation is best for a Allendale attic?

For most Allendale homes, blown-in insulation over the attic floor plus air sealing gives you the most comfort for the money, especially with deep winter cold followed by sticky summer heat. Blown-in fills the gaps around joists and wiring that batts leave open. Where you need to air seal the roof deck or condition the attic, spray foam is the stronger option. The honest recommendation comes after we inspect your attic, not from a script.

How much attic insulation does a Allendale home need?

Homes in Allendale fall in climate zone 5A, and the Department of Energy recommends roughly R-49 to R-60 of attic insulation there. Many of the older and newer homes throughout Allendale measure far lower, frequently in the R-19 to R-30 range. We measure what you have now during the free evaluation and show you exactly where you stand. Bringing an attic up to spec can also qualify for rebates through New Jersey’s Clean Energy Program and local utilities.

Where do you work besides Allendale?

Koala Insulation of Allendale serves Allendale and nearby communities like Waldwick, Saddle River, Ramsey, Ho-Ho-Kus, and Mahwah, plus the surrounding area. Not certain you’re covered? A quick call to (201) 627-0087 settles it.

How disruptive is an insulation job?

Blown-in attic work is usually a one-day job, and you’re welcome to stay in the house for it. If the job is spray foam, you’ll want to be away for about 24 hours while it fully cures. We confirm which path fits your home during the free evaluation, well before install day.

Let’s make your home more efficient.

Schedule a free, no-pressure evaluation now. Same-week appointments are open across Allendale.

Get a FREE Quote