Marmox Multiboard Insulation

NEW! Marmox Multiboard Insulation Boards - All Thicknesses - 1250mm x 600mm

Available in the following thicknesses: 4mm, 6mm, 10mm, 12.5mm, 20mm, 30mm, 40mm, 50mm and 60mm.

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multi Board won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multi Board is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox Multiboard Tile Backer Board - 4mm Thick - 1250 x 600mm

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multiboard won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multiboard is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox Multiboard Tile Backer Board - 6mm Thick - 1250 x 600mm

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multiboard won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multiboard is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox Multiboard Insulation Board - 10mm Thick - 1250 x 600mm

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multiboard won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multiboard is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox Multiboard Insulation Board - 12.5mm Thick - 1250 x 600mm

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multiboard won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multiboard is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox Multiboard Insulation Board - 20mm Thick - 1250 x 600mm

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multiboard won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multiboard is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox Multiboard Insulation Board - 30mm Thick - 1250 x 600mm

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multiboard won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multiboard is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox Multiboard Insulation Board - 40mm Thick - 1250 x 600mm

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multiboard won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multiboard is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox Multiboard Insulation Board - 50mm Thick - 1250 x 600mm

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multiboard won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multiboard is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox Multiboard Insulation Board - 60mm Thick - 1250 x 600mm

Marmox Multiboard - The tried and trusted construction material that combines water resistance, insulation, and structural strength into a reliable, BBA certified board. Lightweight and easy to cut with minimal dust, it is ideal for tiling, plastering and rendering, both indoors and outdoors.

These boards are made from extruded polystyrene foam (XPS), which is reinforced with a fibreglass mesh and then embedded in a cement polymer mortar, covering both sides.

Key Features

• FULLY WATERPROOF
  No water at all can be absorbed into the core and Multiboard won't warp or degrade in wet areas
• HIGH INSULATION
  10mm and thicker boards are CE-marked, rigid, insulation boards with thermal conductivities between 0.033 to 0.036W/mK
• TILE, PLASTER OR RENDER
  Can be covered with multiple different finishes. BBA certified to accept tiles, plaster or render
• LIGHTWEIGHT & EASY TO CUT
  Significantly lighter than most alternative boards, such as cement-based boards or plasterboard, allowing for easy installation
• LOADING CAPACITY EXCEEDS 100kg/m2
  Marmox Multiboards fixed to a masonry wall, with a continuous bed of tile adhesive, can achieve loading capacity exceeding 100kg/m²
• NO TANKING MEMBRANE REQUIRED
  The XPS core of Multiboard is entirely waterproof and requires no additional tanking membrane in wet areas. All joints should be sealed with Marmox waterproof tape
• EFFECTIVE DECOUPLING
  The combination of the rigid outer shell and the XPS core, which absorbs lateral movement, makes Multiboard an effective decoupling layer
• MARMOX LIFETIME GUARANTEE
  The Marmox product range comes with a Lifetime Guarantee for total peace of mind

Delivery info - £6.95 (+VAT) PER ORDER + £1.50 PER BOARD UK next day delivery charge or FREE collection from our Sheffield trade counter

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day UK Mainland Delivery - £6.95 (+VAT) PER ORDER + £1.50 (+VAT) PER BOARD

NEW! Marmox MSP 360 Premium Adhesive & Sealant - Clear (290ml)

• Marmox MSP 360 is the all-in-one super solution that replaces all your tubes of adhesives & sealants with just one tube
• It's paintable, odourless and free of isocyanates
• It has excellent adhesion to non-porous surfaces and will bond to damp surfaces – it even cures under water
• Other features include: Instant grab, noise attenuation >62dB, fast curing – skin formation 10 minutes, UV / weather resistance, excellent anti-pick qualities and once it sets, it becomes incredibly strong – practically unbreakable, and fully waterproof
• Compatible with virtually all materials including the entire Marmox range of products e.g. Marmox Multiboard
• Will seal and bond glass, porcelain, coated metal, epoxy and polyester panels, polystyrene, PVCu, stainless steel, anodised aluminium and finished wood
• May be used safely in food preparation areas

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Economy Delivery - £5.94 (£4.95 +VAT)

NEW! Marmox MSP 360 Premium Adhesive & Sealant - White (290ml)

• Marmox MSP 360 is the all-in-one super solution that replaces all your tubes of adhesives & sealants with just one tube
• It's paintable, odourless and free of isocyanates
• It has excellent adhesion to non-porous surfaces and will bond to damp surfaces – it even cures under water
• Other features include: Instant grab, noise attenuation >62dB, fast curing – skin formation 10 minutes, UV / weather resistance, excellent anti-pick qualities and once it sets, it becomes incredibly strong – practically unbreakable, and fully waterproof
• Compatible with virtually all materials including the entire Marmox range of products e.g. Marmox Multiboard
• Will seal and bond glass, porcelain, coated metal, epoxy and polyester panels, polystyrene, PVCu, stainless steel, anodised aluminium and finished wood
• May be used safely in food preparation areas

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Economy Delivery - £5.94 (£4.95 +VAT)

NEW! Marmox Self Adhesive Waterproof Tape (10m Roll)

• Marmox S/A Waterproof Tape for waterproofing the joints between Multiboards
• Use this self adhesive tape to create a permanent waterproof seal around all shower formers where it meets the adjoining floor, the wall and the internal corners
• It can also be used around bath panels, niches and other Multiboard products for additional waterproofing
• Dimensions: 10m x 100mm
• Materials: 0.6mm butyl, 0.1mm paper, 0.2mm fleece

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Economy Delivery - £5.94 (£4.95 +VAT)

NEW! Marmox Reinforcing Tape (90m Roll)

• This self adhesive, glass fibre mesh, skrim tape helps prevent any movement and should be used to cover all the joints where Marmox Multiboards meet
• Use over joints, before plastering
• Allow 2 metres of tape per standard size Marmox Multiboard (1250mm) and 4 metres per long size Multiboard (2400mm)
• Dimensions: 90m x 50mm
• Materials: Fibreglass mesh

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Economy Delivery - £5.94 (£4.95 +VAT)

NEW! Marmox Metal Washers (Bag of 100)

• When screw fixing Marmox Multiboard it is essential to use washers
• With the appropriate corrosion resistant screws, these slimline washers grip tightly and become virtually flush with the surface of the Multiboard when screwed in tightly
• Dimensions: 35mm total width, 6mm hole width
• Materials: Metal

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Economy Delivery - £5.94 (£4.95 +VAT)