


Wegner Insulation LLC is a family-owned and operated business built on a foundation of trust, integrity, and a personal connection with our customers throughout the Flathead Valley. We are more than just insulation installers; we are highly trained and certified professionals with a deep understanding of building science. This expertise allows us to go beyond simply adding insulation to your property. We analyze your home or building as a complete system, identifying areas of energy loss and air leakage that contribute to high utility bills and poor indoor air quality.
Our knowledge enables us to recommend and implement the most effective insulation solutions for your specific needs, whether it's for new construction or an existing property. We believe that a properly insulated and air-sealed home is crucial for both financial savings and a healthy living environment. Our commitment is to provide you with a finished product that not only meets but exceeds your expectations. When you work with us, you are not just another project; you are a valued member of our community, and we are dedicated to ensuring your complete satisfaction. We take pride in our work and in the lasting relationships we build with our clients, promising a great experience from the initial consultation to the final cleanup.




A well-insulated home is one of the most effective ways to combat Montana's cold winters and warm summers, leading to significant savings on your energy bills. Many homes, especially older ones, are under-insulated, allowing the air you pay to heat and cool to escape through the attic, walls, and crawl space. Our professional insulation installers can assess your current insulation levels and recommend the most effective solutions to improve your home's thermal performance. Services like our blown-in insulation for attics are a cost-effective way to make a big impact on your energy consumption. By creating a complete thermal barrier, we can help you keep your home comfortable all year round while reducing your reliance on your heating and cooling systems. This not only saves you money but also reduces your home's environmental footprint. Investing in quality home insulation is an investment in long-term comfort and affordability.
For homeowners in communities like Whitefish, Columbia Falls, and Lakeside, creating an airtight and well-insulated home is key to maximizing comfort and minimizing energy waste. Our residential insulation services, including advanced solutions like spray foam insulation, create a superior air seal that traditional insulation types cannot match. By expanding to fill every gap and crack, spray foam prevents air leakage, which is a major source of energy loss. This results in a more consistent indoor temperature and can significantly reduce the workload on your HVAC system. We also offer specialized services like crawl space and foundation insulation to ensure that your entire home is protected from the ground up. A properly insulated crawl space can prevent cold floors and moisture problems, contributing to a healthier and more comfortable living environment. Our team of local insulation contractors is dedicated to providing affordable insulation services that deliver real results for your family.
Choosing the right insulation contractor is just as important as choosing the right materials for your project. As a family-owned insulation company serving areas from Eureka to Missoula and Libby, we pride ourselves on our professionalism and commitment to customer satisfaction. We approach every project, whether it's new construction or an existing home, with a focus on quality craftsmanship and attention to detail. Our team is not only skilled in installation but also highly knowledgeable in building science, which allows us to provide you with the best advice for your specific situation. We understand the unique challenges of our local climate and can help you select the right insulation to protect your home and your wallet. From fiberglass to mineral wool and advanced spray foam applications, we have the expertise to ensure your insulation project is a success, providing lasting value and peace of mind.