OverviewCement roof board Securock® is a lightweight, noncombustible cement board designed for use as a cover board and as a parapet, fire or thermal barrier in roofing systems. It is compatible with a wide range of membranes and roofing assemblies, including liquid-applied membranes and cold mastic modified bitumen.
Key features- Lightweight cement board — easy to handle, cut and fasten.
- Noncombustible cover, fire and thermal barrier.
- Compatible with a variety of membranes and systems, including liquid-applied membranes and cold mastic modified bitumen.
- Cement-based for high compressive strength, water durability and mold resistance; will not rot, warp, delaminate or disintegrate when exposed to water.
- Environmentally sustainable: lower weight reduces embodied energy and embodied emissions.
Technical specifications- Panel size: 4 ft x 8 ft.
- Thickness (standard shown): 5/8 in. Available thickness options: 1/2 in, 5/8 in.
- Width: 4 ft.
- Edge: Round.
- Mold resistance: Meets industry standards.
- Moisture resistance: Yes.
- Fire rating: Firecode®.
- Applications: cover board in system applications, parapet, fire or thermal barrier roof board; suitable for liquid-applied membranes and cold mastic modified bitumen.