Johns Manville

717 17th Street, P.O. Box 5108

Denver, CO 80202

  • Phone: 303-978-2000
  • Fax: 303-978-4661

Diffuser Board

Diffuser Board provides thermal performance, acoustical performance and a vapor barrier in one product for easy fabrication. It is specifically designed for use in fabricating air diffusers and register boxes.
Get quotes from distributors near you.
Diffuser Board Documents (2)
Johns Manville Documents (36)
[Installation Videos]
Your Document Package