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50mm Marmox Fireboard - A1-Rated Fireproof Insulation Board - 1200mm x 600mm

50mm Marmox Fireboard - A1-Rated Fireproof Insulation Board - 1200mm x 600mm
50mm Marmox Fireboard - A1-Rated Fireproof Insulation Board - 1200mm x 600mm
50mm Marmox Fireboard - A1-Rated Fireproof Insulation Board - 1200mm x 600mm
50mm Marmox Fireboard - A1-Rated Fireproof Insulation Board - 1200mm x 600mm
50mm Marmox Fireboard - A1-Rated Fireproof Insulation Board - 1200mm x 600mm
Price: £31.27 (£37.52 inc VAT)
  • Product Code: A1-6592
  • Delivery Time: 1-3 working days
  • Brand: Marmox
  • (Tech. support: : 01634835290)
  • Model and Size: 1200mm x 600mm - 0.72m2
  • Weight: 5.40kg
Our ratings on 07-10-2025:
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4.8 out of 5
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50mm Marmox Fireboard - A1-Rated Fireproof Insulation Board - 1200mm x 600mm

Length: 1200mm
Width: 600mm
Thickness: 50mm
Panel Coverage: 0.72m2
Density: 150kg/m3
Weight/m2: 7.5kg
Weight: 5.4kg
Thermal Conductivity: 0.037W/mK
R-Value: 1.45m2K/W
Fire Rating (Reaction to Fire): A1(Non-combustible)

50mm Marmox Fireboard is a lightweight, A1-rated non-combustible insulation board that combines fire protection, thermal insulation, and acoustic performance in one render-ready panel. It’s suitable for internal and external walls and ceilings, especially in high-risk or multi-storey buildings.

CHARACTERISTICS

  • Non-combustible insulation and render board
  • Core Material: Marmox mineral stone wool
  • Surface Finish: Polymer-modified cement coating with embedded fibreglass mesh
  • A1 fire-rated for maximum protection in high-risk zones
  • Weatherproof and moisture-resistant – suitable for wet environments
  • Excellent acoustic insulation – reduces airborne sound transmission
  • High thermal performance – helps prevent heat loss and condensation
  • Render-ready surface – no pre-treatment required before plastering or rendering
  • Lightweight and easy to cut – install with standard hand tools
  • Compatible with Marmox washers and MSP360 adhesive

APPLICATION

  • Fireproof lining for internal walls and ceilings
  • External wall insulation (EWI) systems, including elevations over 18m
  • Safe substrate for render finishes in multi-storey buildings
  • Fire protection for SIPs panels, timber, masonry, and steel frames
  • Acoustic insulation in residential and commercial settings

INSTALLATION

  • Boards can be fixed directly to timber battens, masonry, or steel frames.
  • Use Marmox mesh tape over joints and fix with washers at 300mm centres (600mm for thicker boards).
  • Finish with plaster or render as required.

Brand: Marmox Model and Size: Joint brackets - 2nos
Delivery Time: 1-3 working days
Marmox Joint Brackets are robust galvanised metal brackets for designed to securely connect two Marmox Multiboards in a straight line.2 brackets per packCHARACTERISTICSEnables precise alignment of two boards along a straight jointBayonet-style barbs grip securely into the board coreProvides mechanic..
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Brand: Marmox Model and Size: 2400mm x 600mm - 86.40m2
Delivery Time: 2 - 4 days
30mm Marmox Multiboard Waterproof Insulation Board is a highly versatile, BBA-certified construction board designed for a multitude of applications, combining superior water resistance, thermal insulation, and structural strength. Manufactured from XPS (extruded polystyrene) foam, which is then rein..
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Brand: Marmox Model and Size: 2400mm x 600mm - 51.84m2
Delivery Time: 2 - 4 days
50mm Marmox Multiboard Waterproof Insulation Board is a highly versatile, BBA-certified construction board designed for a multitude of applications, combining superior water resistance, thermal insulation, and structural strength. Manufactured from XPS (extruded polystyrene) foam, which is then rein..
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Brand: Marmox Model and Size: 2400mm x 600mm - 57.60m2
Delivery Time: 2 - 4 days
20mm Marmox Multiboard Waterproof Insulation Board is a highly versatile, BBA-certified construction board designed for a multitude of applications, combining superior water resistance, thermal insulation, and structural strength. Manufactured from XPS (extruded polystyrene) foam, which is then rein..
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Brand: Marmox Model and Size: 400mm x 200mm x 1250mm
Delivery Time: 1-3 working days
400mm x 200mm Marmox Pipe Boxing is a completely waterproof material for use to cover exposed piping in bathrooms, wet rooms and kitchens. They come as standard in 1.25m lengths and can be placed on top of one another for full height. They are easy to cut with a knife or saw and can be cut in straig..
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Brand: Marmox Model and Size: 2400mm x 600mm - 108m2
Delivery Time: 2 - 3 working days
10mm Marmox Multiboard Waterproof Insulation Board is a highly versatile, BBA-certified construction board designed for a multitude of applications, combining superior water resistance, thermal insulation, and structural strength. Manufactured from XPS (extruded polystyrene) foam, which is then rein..
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