Nexgen Building Supply

Bartelt Insulation is a full-service mechanical insulation contractor specializing in commercial, industrial, and refrigeration projects. Bartelt's expertise covers a wide range of applications for the pulp and paper industry, the plastics industry, food processing, refrigerated dairy operations, custom sewn removable insulation blankets, and many others. ​ Since 1944, four generations of the Bartelt family have been providing professional insulation services. No matter how large or complex the project, Bartelt Insulation has the skilled union tradespeople to complete the job safely, on time, and on budget. ​ Thermal industrial insulation provides an immediate reduction in greenhouse gas emissions and saves industrial and commercial building owners money, whether the role of insulation is energy conservation, temperature retention, condensation control, freeze protection, or burn protection for workers. Our experience gives us the knowledge to match the insulation product and application to your needs. From new construction to remodeling, we're your qualified industrial insulation contractor for all types of insulation projects. ​ We service businesses and industries throughout Wisconsin, Upper Michigan, and Northern Illinois.

Milwaukee Insulation has been serving the construction industry since 1957. The company is a distributor for a range of insulation and roofing products. Its areas of specialization include purchasing, estimation, customized design and shipping services. Milwaukee Insulation offers a variety of building materials and heating, ventilation and air conditioning accessories. The company s fire protection products feature fire barrier caulk, sealants, collars, strips, mortars, pillows, duct wraps and tape. It additionally provides fastening systems for residential and commercial customers. Milwaukee Insulation offers shingles from various brands, including Elk, CertainTeed, GAF and Iko. The company also distributes PROseal, which is a water-based, high-velocity duct sealant used to seal metal joints against air leaks in low-, medium- and high-pressure duct systems. It provides insulation accessories from Polyguard, Brushman and Stanley Bostich companies. Milwaukee Insulation maintains a location in Little Chute, Wis.