Spray foam insulation that keeps your home comfortable year-round, sealing every gap for a quieter, more energy-efficient living space.
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Inland Northwest Spray Foam provides high-quality spray foam insulation for homes and businesses in Spokane, WA, and the surrounding areas. From open-cell to closed-cell spray foam, we make sure your property is properly insulated for comfort and energy efficiency.
Discover how our insulation services can make a difference for your home or business.

Inland Northwest Spray Foam is an insulation company based in Spokane, WA, specializing in energy-efficient spray foam insulation. With years of experience, we help property owners improve indoor comfort, reduce energy costs and get more out of their spaces.
Our team installs open-cell and closed-cell spray foam in walls, attics, roofs and foundations. Whether you need residential or commercial insulation, we tailor the solution to your property. We use only the best materials and techniques available, so every project delivers lasting results.
Spray foam insulation that keeps your home comfortable year-round, sealing every gap for a quieter, more energy-efficient living space.
Learn MoreCommercial spray foam insulation that improves efficiency and cuts energy expenses, from small commercial spaces to large facilities.
Learn MoreOpen-cell spray foam is perfect for areas that need flexibility and soundproofing, offering an effective solution for walls and attics.
Learn MoreA dense spray foam that insulates foundations and exterior surfaces, protects against moisture and adds structural strength.
Learn MoreAttic insulation that prevents energy loss, helping maintain stable temperatures and reduce your heating and cooling costs.
Learn MoreSpray foam wall insulation that keeps your interior comfortable while reducing noise and energy costs.
Learn MoreFoundation insulation that adds energy savings and moisture protection for long-lasting performance.
Learn MoreSpray foam roofing that adds insulation and creates a seamless, weather-resistant barrier for your property.
Learn MoreExterior spray foam strengthens your building’s thermal envelope, cutting energy loss and protecting against drafts, moisture and harsh weather.
Learn MoreExperience with residential and commercial spray foam insulation, from single rooms to large buildings.
An effective spray foam insulation system that helps reduce your heating and cooling costs.
Professional insulation contractors who put quality and efficiency first on every job.
Competitive spray foam insulation pricing without compromising on quality.
A local insulation company dedicated to serving Spokane and the nearby communities.
Home and business owners rely on us for dependable foam insulation services.
What are you waiting for? Contact Inland Northwest Spray Foam for a free quote.

From the first conversation to the finished job, here’s what working with Inland Northwest Spray Foam looks like.
You start with a detailed consultation from experienced spray foam insulation contractors.
We recommend an insulation solution based on your property’s needs and your budget.
Our professional installers apply the foam precisely, sealing gaps where air would leak.
We use high-quality polyurethane foam insulation that boosts your property’s energy efficiency.
Prompt service from local insulation experts, with clear communication throughout the process.
Insulation installed to keep your home or business comfortable and efficient for years to come.
Explore the communities we serve and tell us about your project.

Proper insulation is essential for comfort in Spokane’s varying climate. Our spray foam insulation helps regulate indoor temperatures and plays a big part in lowering energy bills. Precise installation minimizes air leakage and maximizes efficiency for homes and businesses alike.
Polyurethane spray foam offers excellent thermal resistance for walls, attics, foundations and roofs. Inland Northwest Spray Foam is the insulation contractor Spokane residents can rely on for quality workmanship, effective solutions and real energy savings.
We’re based in Spokane, WA, and serve Spokane Valley, Liberty Lake, Cheney, Coeur d’Alene, Post Falls and the surrounding areas.
Open-cell foam is more affordable, seals air well and reduces noise, with an R-value of about 3.5 to 3.7 per inch. Closed-cell foam is denser, with an R-value of about 6 to 7 per inch, and adds moisture resistance and structural strength. We’ll help you choose the right one for your project and budget.
It depends on the size of the project and the type of insulation. Most residential projects are completed within a day or two, while larger commercial buildings can take a few days or more.
Spray foam usually costs more up front than traditional insulation, but its air seal and thermal performance lower heating and cooling bills year after year, which makes it a worthwhile investment for most homes and businesses.
Yes. Spray foam fills gaps and cavities completely, which helps reduce outside noise and sound traveling between rooms, especially with open-cell foam in interior walls.
Yes. We insulate everything from small commercial spaces to large facilities, including metal buildings, shops and commercial roofs.
Request a quote in Spokane, WA, and nearby areas. Contact Inland Northwest Spray Foam to schedule an appointment.
We had the guys at Inland Northwest Spray Foam come out and take care of our insulation needs. They did an amazing job and our Ac bill is much lower already cant wait to see how our heating bill looks this year.
We had Inland North West Spray Foam do the attic insulation at our Airbnb in Spokane Valley. They were easy to work with and got the job done quickly. Everything was cleaned up when they were finished and the attic looks great. Really happy with the work and would definitely use them again.
Had Inland Northwest Spray Foam insulate my whole home in Kid Island near Coeur d'Alene. The team used a hybrid of insulation. We did Closed cell spray foam in the underside of the roof deck and crawlspace walls. High density fiberglass batts in all exterior, bedroom, bathroom and laundry walls. Rockwool in the mid floor and under the stairs for sound isolation. Next time I would do Spray Foam underneath the slab for a radon barrier Great work gentlemen.
Very nice people; super helpful with all my questions.