John's Manville

Additional information is available at www.jm.com or by contacting Ray Darmer at (574) 546-4666.

Johns Manville, a Berkshire Hathaway company, is among the leading manufacturers and marketers of building insulation, commercial roofing, roof insulation and specialty products for commercial, industrial and residential applications. The company s product offerings include formaldehyde-free fiberglass building insulation, commercial roofing membranes and roof insulations, filtration media,...