Evergreen Spray Foam Insulation


Evergreen Insulation is your #1 choice for insulation solutions within the Inland NW – Spokane and North Idaho. With over 50 years of experience specializing in the application of polyurethane spray foam insulation, you can rest assured that you’ve found a top quality insulation contractor. Spray foam insulation is ideal for all applications, and we use only the best quality materials in order to ensure a top-performing product.
Insulation is a key component to any structure and is critical to maintaining a comfortable temperature indoors. Keeping your home properly insulated can help you to save thousands of dollars in energy costs over time. If you have a barn or shed, keeping it properly insulated can help to keep the temperatures stay cooler during the summer and warmer in the winter. Besides being great for your energy conservation needs, quality insulation has the added benefit of damping sound, and can even improve indoor air quality!
Polyurethane spray foam is lightweight, durable, and performs better than other insulation materials. Our unique application techniques make us versatile enough to be suitable for any of your insulation needs.
Keep your home, shed, or pole barn comfortable year round with our state of the art insulation solutions. Call right away for a free consultation.


The Most Effective Insulation

Our insulation is the best insulation you can choose for all climate types easily adheres to most materials and provides a vapor barrier of up to 2 inches, totally sealing the building from the outside elements. Our application techniques leave a seamless barrier, which helps to eliminate any hot or cold spots. Polyurethane spray foam can provide an r-value up to 6.5 per inch and will last the full lifetime of your structure. This revolutionary material insulates better per inch when compared to other more traditional insulating materials such as cellulose or fiberglass, and it does an even better job of keeping out allergens, air pollutants, and moisture. The density is consistent throughout the entire application. The polyurethane spray foam is first sprayed as a liquid at room temperature, then slowly expands and converts to a solid, providing a strong structural component that bonds with the existing structure.

Polyurethane spray foam is the best insulation product on the market. It is an extremely efficient method for insulating residences and commercial businesses alike. Compared with traditonal alternatives, it insulates better, is more durable and is easier to install. It is completely resistant to mold and mildew accumulation, creates a water and airtight seal in every application and is easy to work with in tight spaces.

Environmentally Friendly

We choose Foam-Lok 2000-4G insulation as it is the first type of polyurethane spray foam insulation that is proven to eliminate harmful effects on the earth’s ozone layer, thereby reducing the effects of global warming. This is due to the use of a cutting edge propelling agent, which is new to industry. You can feel good about using us for your insulation project because the brand of spray foam we use produces 99.9% less emissions than other comparable varieties. The Foam-Lok 2000-4G insulation contains 85% post consumer recycled materials. It’s high density formula helps to make it very durable, ensuring that it will last for years to come! The spray foam method of insulation not only creates a fire barrier but, but also stops air infiltration and reduces energy costs.

By choosing Evergreen Insulation, you are helping to reduce harmful emissions into the air and protect our environment for future generations. That’s a major impact that will make you feel all warm and fuzzy for the lifetime of your investment.

Why Choose Us?

We have been in the business for over 50 years, and that’s because we know the meaning of quality. When you provide a quality service, people tell their friends. And when they tell their friends, we feel pretty good about telling you to choose us. Being in business for such a long time means that we have the experience necessary to offer you the best solutions that polyurethane spray foam has to offer. We do not just want to provide friendly customer service, but we also want you to feel confident that our products perform. There are many companies claiming that polyurethane spray foam is the future, but for us, it is just another business day. All you have to do is just pick up the phone, ask us for a quote, and you will be happy you have chosen Evergreen Insulation.


Evergreen Insulation is versatile and can offer an insulation solution to serve a variety of clients in Spokane and Northern Idaho. Whatever your requirements, our methods can be customized depending on your specific situation in order suit the unique needs of your home or business. We will make a detailed assessment of your indoor environment and the condition of existing insulation so that we can offer a detailed estimate. You can rely on our knowledge and experience in the industry to find a solution to any challenges that you may be facing.

1. Attic Insulation

If your attic is not properly insulated you could be loosing heat right out of the roof of your house! Since warm air has a natural tendency to rise, it follows logically that your attic may very well be one of the most critical places in your home for you to focus your insulation efforts. The issue is suddenly reversed during the hot summer, as the scorching hot temperatures in your poorly insulated attic undo all the hard work that your air conditioning unit has been doing inside your home to keep things cool.

2. Wall Insulation

Most attics are left unfinished and open even after the construction of the home has been completed. For this reason installing new or updated insulation in those areas is relatively easy. Walls however, are a completely different situation. Upgrading the insulation inside the existing walls of a structure can be a big job, however the energy savings might just make the project very worthwhile. Our team can assess energy loss patterns in the walls of your existing structure and recommend whether or not a project of this caliber can save you a bundle of cash.

3. Crawl Space Insulation

The crawl space is an area underneath your home that people generally tend to stay away from, and don’t tend to think about much at all unless they have an issue. For this reason most people aren’t aware that crawl spaces can be a contributor to high energy bills during the winter, as it can be a major source of heat energy loss due to poor insulation practices. Avoid this Insidious drain on your wallet by allowing Evergreen Insulation to properly seal all areas of your home and help you to live more comfortably throughout the year.

4. Workshop Insulation

If you have a workshop or a pole barn, you know that it can get extremely hot in the summer and cold in the winter. Keep your workspace fully functional all year round with a coat of spray foam insulation. Managing the temperature in your shop or pole barn can help you to keep up your productivity no matter what the weather outside is like. Adding rigid spray foam insulation to these  buildings can also help to increase their structural integrity, making them more durable and able to hold up for years to come.

5. Residential Insulation

Evergreen insulation is committed to providing the best possible spray foam insulation services to homeowners in Spokane and Kootenai Counties. We are dedicated to helping homeowners in our area  improve their quality of life, protect the investment in their home, and save big on their monthly energy expenditures.  We take pride in the relationships we have the privilege to build together with our customers.

6. Commercial Insulation

Year after year, energy prices continue to rise. When running a business, we understand how important it is to keep operation costs as low as possible. Evergreen insulation can help businesses in Spokane and the Idaho Panhandle to keep energy costs low without sacrificing a comfortable work environment. After all, business owners and employees alike will be more productive and work easier in an environment which is kept at an ideal temperature.