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Johns Manville
DuraBoard® High-Density Perlite-Based Cover Board
QXO product C-018214 · 3 options
Selected: JMC DURABOARD 1.0 4X4
QXO SKU 29143 · Product number JMC1DB4
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- Dimension
- 4 ft x 4 ft
- UOM
- PC|SQ
- Item Weight
- 16
- Thickness
- 1 in
- Algae Resistance
- No
- Applicable Standards
- UL Classified FM Approved Miami Dade County Approved ASTM C728, Type 2
About this product
DuraBoard® Roof Insulation is a low thermal rigid insulation board, high density, composed primarily of expanded perlite with reinforcing cellulosic fibers and selected binders. The top surface is sealed with a special polymerized asphalt emulsion coating which allows for direct application of SBS or APP membranes using torch application techniques.



