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CertainTeed Roofing
Black Diamond Base Sheet - 2 SQ. Roll
QXO product C-030403 · 1 options
Selected: CTR BLACK DIAMOND BASE 2SQ
QXO SKU 30403 · Product number CTRGSBDB
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- PLT|RL
- Item Weight
- 81
- Algae Resistance
- No
- Applicable Standards
- ASTM D1970 and ASTM D4601, Type 1 UL Approved Class A, B and C Factory Mutual Approved Miami-Dade County Approved Florida Building Code Approved (FL2533 and FL16709) Texas Department of Insurance (RC-47)
About this product
CertainTeed's Black Diamond Base Sheet is a heat-activated self-adhering, SBS modified, fiber glass base sheet with fine particle surfacing. It is intended for use beneath mopped and torched cap and ply sheets. Black Diamond Base Sheet may also be used as a vapor retarder under roof insulation. Provides additional strength, improved handling, pliability, and moisture resistance when used as the first ply over non-nailable and insulated substrates.

