Wholesale Spray Foam Insulation Suppliers St. Louis MO

Why Make IDI St. Louis Your Wholesale Insulation Supplier

IDI is the premier wholesale insulation supplier St. Louis residential and commercial contractors choose for all things insulation. We stock a full line of insulation supplies St. Louis area contractors rely on for their projects, including fiberglass batts and blowing wool, cellulose, high-pressure foam, low-pressure foam and much more. And, with a nationwide network, IDI is capable of supplying any of the insulation equipment you need with fast delivery — so you can get your job done right, and on time.

The Best Insulation Distributor in St Louis

Our main goal is to be more than an insulation supplier to our St. Louis contractors. Our services and support aim to help business owners and their crew grow their capabilities and finish projects that set the standards for the industry.

If you are looking for the Peoria, IL location we are sorry to inform you that it is no longer in service. Our St. Louis, MO location will now be serving the Peoria, IL area. For any questions or concerns about the closed location, contact our St. Louis, MO branch.

Custom Rigs

In-Stock Rigs

Who We Are

At IDI, our motto is, “We work for you!” So, you can rest assured the wholesale insulation products we carry are top-notch, and the hands-on training we can provide your team with covers every aspect of your new equipment. Get industry-leading support when you’re choosing equipment and materials for your projects. But, most importantly, feel confident your work will be up to the standards your clients expect and never worry about missing a deadline with our fast on-site delivery.

Additional Specialties

Foam board can be especially helpful in areas where there will be concerns about moisture, including in wall cavities and attics.

Wide range of equipment, products and accessories in stock
Wholesale fiberglass, SPF, weatherization, foam board, mineral wool products and more
Roofing foams, coatings, supplies and other metal building insulation equipment
Fast and accurate deliveries
Turnkey SPF rigs and trailers
Graco, Krendl, PMC and more leading-brand equipment in stock