Wahl Spray Foam Insulation is a full-service insulation company based in Walnut Grove, Minnesota, serving Minnesota, northern Iowa, and eastern South Dakota. We specialize in spray foam insulation, fiberglass blowing insulation, and insulation removal services. Our team uses high-quality materials from CertainTeed to provide energy-efficient solutions for new and existing homes, basements, pole barns, cattle barns, fish houses, bin foundations, and garages. Our services include spray foam insulation for better energy efficiency, structural integrity, excellent sound control, and moisture control, as well as fiberglass blowing insulation for attics, shops, retrofit homes, and blown-in blanket systems. We also offer insulation removal services and free estimates.