Marmox - Construction Board

Marmox construction boards provide a quick cost effective solution with one step waterproofing and insulating properties. These innovative construction boards are an ideal substrate for thin bed tiling on walls and floors or even render finishes. To make installation simple our range of construction boards are accompanied by a complete fixing system. The construction boards are of high performance, waterproof extruded polystyrene, faced with fibreglass mesh embedded into a cement polymer mortar on each side, which add extra strength and rigidity to the board.


  • High compressive strength (withstand 30 t/m2) at 10% Deflection
  • Rigid
  • Waterproof
  • Excellent heat insulation
  • Sound insulation (20 decibels)
  • High U-value (2.7 W/m2k for 10mm)
  • Extruded polystyrene closed cell structure retains R-value even in moist conditions
  • Easy to cut with a knife or saw.
  • Light weight can be carried by one person ,10mm board is 3 kgm/m2
  • Marmox is environmentally friendly, it is CFC and HCFC free

Interested? Contact Us or pay us a visit.