EnviroAire Duct Board

by Johns Manville

October 10, 2007

Johns Manville The formaldehyde-free fiberglass EnviroAire duct board controls condensation and has an antimicrobial treatment to protect the airstream surface from bacteria or mold growth. 800.654.3103. www.jm.com.

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EnviroAire Duct Board

by Johns Manville

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