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12.5mm Fermacell Powerpanel H2O is a cement-bounded light-concrete construction board with a laminated structure, reinforced on both sides beneath the surface with alkali-resistant glass-fibre mesh for internal and external applications exposed to high levels of moisture.  Available in square and tapered edge format. Front side smooth surface with marking. Rear side slightly undulating or sanded for calibration, colour cement grey



  • Low in harmful substances and emissions ,
  • Available in square and tapered edge format,
  • Easy to cut with conventional woodworking tools - carbide-tipped tools should generally be used when cutting,
  • Front side smooth surface with marking; rear side slightly undulating or sanded for calibration,
  • Colour cement grey,
  • Can be primed, painted, plastered or tiled surfaces and PU coatings,
  • Fire resistant,
  • Moisture resistant,
  • High impact strength,
  • Exceptional screw holding capacity,
  • Can be recycled 



  • Internal application for walls and ceilings up to humidity exposure class C  
  • External applications soffits, rainscreen, render carrier. 

12mm Fermacell Power Panel

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