Learn more about the insulation we use in our Blow In Blanket (BIBS) System by clicking the link below.
Since inception in 2000, RVI has been a leader in innovative Air Sealing and Insulating Systems. A family, faith, customer, and community-focused business, RVI is owned and operated by Sam and Ashly Hartmann (pictured above with their children) in their hometown of Rhinelander, WI.
At RVI, our commitment lies in educating homeowners and builders about the best insulation practices, especially when it comes to making informed...
When you work outdoors, it takes some foresight and smart purchases. Our blueprint to beat the winter blues includes planning, preparation, and teamwork. We believe that every builder and tradesman should do the same.