ARMOROC Data Sheet

Armoroc_Floors_3_Part_Spec_published_2_12_16 (1)-May 2017

is a structural cement board used in the construction of structural fire-rated floors, roofs & walls. By
combining the physical properties of Portland Cement with the strength of mineralized wood fibers, ARMOROC is ideally
suited for all applications where durability and fire-resistance are a concern.

For Use in Fire-Rated Construction:

  • UL & ULC Classified: File # R25825
  • Class A (0 Flame / 0 Smoke) – per UL 723 / ASTM E84
  • UL Listed, Fire-Rated ROOF & FLOOR assemblies
  • MEA Approved: NYC MEA# 409-07-M for Noncombustibility
  • ASTM E136 (10 minutes)

Structural: Span-rated, Diaphragm values available
Mold/Fungus Resistant: Does not support mold/fungus growth
Moisture Resistant: Resistant to weather, freeze/thaw & standing water
Termite/Vermin Resistant: Provides no food value to insects/vermin
Impact & Abuse Resistant: Made from durable Portland Cement
Acoustic Performance: STC ranging from 56-60, IIC ranging from 33-62
Workability: Installs quickly using standard carpentry tools and equipment
Dimensionally Stable: Minimal changes in temperature & moisture variations
Environmentally Friendly:

  • Qualifies for LEED IEQ Credits
  • Composed of 28% post-industrial wood content
  • No added HCFC’s, VOC’s, formaldehyde or asbestos
  • Reduces materials on the job.


  • Interlocking T&G & factory sealed
  • Single trade installation
  • UL Listed Floor Assemblies
  • Diaphragm Strength
  • Lightweight alternative to pouring concrete
  • Accepts traditional floor finishes
  • Ideal for fire-rated assemblies


  • Durability of Portland Cement on a sloped roof
  • Accepts roofing shingles, metal roofing, slate, tile & more
  • UL Listed Roof Assemblies
  • Eliminate code issues w/ FRT plywood
  • Reduce sprinkler requirements and insurance costs
  • Use for fascia & soffit panels


  • Excellent for interior & exterior walls
  • Great substrate for exterior finish materials
  • Abuse resistant

Download :ARMOROC Data Sheet