Wholesale Insulation Supplier in Portland, ME

167 Rumery St. Unit #4
South Portland, Maine 04106

Why Make IDI Portland, ME Your Wholesale Insulation Supplier

When you need wholesale insulation supplies in Portland, Maine, trust our local IDI branch to provide you with the latest brands, leading products, and top-tier training. With a variety of high-quality insulation supplies and equipment at wholesale prices, we can help you find the best products for your residential or commercial insulation company. For more than 40 years, IDI has helped contractors, and we’re happy to be expanding into South Portland. See how we can help you expand your business today.

Contact Us

Or Call us at 207.808.7148

The Best Insulation Distributor in South Portland

Our specialized South Portland team is dedicated to providing you with the best insulation supplies and equipment for residential and commercial contract work.

Who we are

Our motto is “We work for you!” With that in mind, you can rest assured that the wholesale insulation products we carry are of premium quality, and the hands-on training we can provide your team covers every aspect of what’s new in the insulation industry. Whether you need more materials, are looking for new equipment, or want to get an edge on the competition with the latest training, you can trust IDI to be your partner. And with fast, on-site delivery, you can be certain you’ll never miss a deadline. We’re as serious about your work as you are.

Are you ready to get started?

Contact our dedicated South Portland team today to experience the IDI difference, and see why contractors have made IDI their go-to for all insulation supplies and equipment.

Contact IDI of Portland

South Portland Specialties

From products and supplies to training and on-site support, we offer our South Portland partners added-value services to help them reach their goals.

In-Person Training

Person in protective gear holds spray foam insulation gun

Rig Eval Events

On-site Tech Support

Additional Specialties

  • Prompt services and on-time deliveries
  • Drive-in and dock high loading for pick ups
  • Commercial and residential insulation supplies
  • Equipment financing
  • Large assortment of accessories
  • 40+ years of industry-leading expertise on call when you need it
Man installing pink fiberglass insulation


Spray Foam Insulation

man installing Owens Corning® PINK Next Gen™ Fiberglas™ Insulation on wall

Fiberglass Insulation

Female technician in safety gear handling insulation installation

Cellulose Insulation

man installing fiberglass insulation

Mineral Wool Insulation

new insulation truck

Spray Foam Rigs

Areas we serve

Whether you have a large project that will need bulk orders or would like assistance on a new project, our Portland IDI wholesale insulation experts can get you the supplies and support you need to get the job done. Our team supports contractors in and around:

  • Scarborough
  • Biddeford
  • Brunswick
  • Lewiston
  • Augusta
  • Dover, New Hampshire
  • Portsmouth, New Hampshire

Portland, ME

167 Rumery St unit 4, South Portland, Maine 04106, USA


To contact America’s Insulation Source, please give us a call or fill out our form and we will promptly get back to you.


Have a question on anything insulation, pricing, or want to place an order? With hundreds of products and countless services, our experts will help walk you through the process of getting ready for your next project. Get in contact with our team today for help and guidance on the right products and best techniques for you and your business.