Wood Fibre (Rigid)

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Rigid natural wood fibre boards with thermal conductivity ranging from 0.04 to 0.05 W/m2k and densities ranging from 70 to 270 kg/m3. Some boards
are impregnated to improve moisture resistance for internal or external applications, behind facades and tiles or as part of an External Wall Insulated (EWI) render system.

How we can save you money 

We are the only supplier of Steico insulation products to sell by the individual board or pack meaning we can keep unnecessary waste to a minimum.

All our Steico products are priced individually by the board or pack  (for Flex), buying online couldnt be easier, just one click and the goods are on thier way, just when you need them and no need to waste or store any surplus. 


Grid  List 
  1. Steico Therm 2

    Steico Therm (S/E) Internal - Wood Fibre Insulation Board

    £3.12

    Steico Therm rigid insulation board is made from natural wood fibres and is suitable for wall applications and it can also be used as sub screed insulation (please ask us for technical guidance for sub screed use)

    Easy and fast fixing wood fibre board with superior insulating properties in both summer and winter. High compressive strength, water vapour open (helps regulate the indoor climate of a building) fire resistant.

    FSC® accredited, ecologically friendly, recyclable.

    The board has a light side (machine sanded in the factory) and a darker unsanded side, the lighter side is the plaster carrying face.
    .

    1350mm x 600mm each board covers 0.81m2

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  2. SPECIAL, DISCOUNTED STOCK!! Steico Protect DRY L S/E External Wood Fibre Render/Plaster Carrying Board. 180mm & 200mm

    SPECIAL, DISCOUNTED STOCK!! Steico Protect DRY L S/E External Wood Fibre Render/Plaster Carrying Board. 180mm & 200mm

    Regular Price: £243.00

    Special Price £135.00

    Steico Protect DRY is a natural render/plaster carrying wood fibre insulation board with a Square Edged profile manufactured in accordance with EN 13171, designed as an external sheathing board for direct to masonry applications & CLT builds in external wall insulation systems where the render is applied directly to the board.

    It is quite common for architects and designers to specify Protect DRY boards in certain building applications and in combination with a separately specified finish or render system,

    Board size 1200mm x 400mm. Board Coverage: 0.48m2 / board

    Available in 180mm & 200mm thicknesses.

    Price is per pallet of 12 boards that covers 5.76m2

    This is part of a returned order so huge discount off rrp

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  3. Steico Protect DRY Internal & External Wood Fibre Render/Plaster Carrying Board 1325mm x 600mm. 40, 60 & 80mm thick

    Steico Protect DRY Internal & External Wood Fibre Render/Plaster Carrying Board 1325mm x 600mm. 40, 60 & 80mm thick

    Steico Protect DRY is a natural render/plaster carrying wood fibre insulation board with a tongue and groove profile manufactured in accordance with EN 13171, designed both as an external sheathing board for timber frame constructions or for direct to masonry applications in external wall insulation systems where the render is applied directly to the board and as an internal plaster carrying board for direct fixing to timber frames without the need for a supporting backer board

    It is quite common for architects and designers to specify Protect DRY boards in certain building applications and in combination with a separately specified finish or render system,

    Board size 1325mm x 600mm. Board Coverage: 0.747m2 / board

    Available in 40mm, 60mm & 80mm thicknesses. Other thicknesses are available please contact us for details.

    Price is per board

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  4. Steico Special 1

    Steico Special Dry Wood Fibre Insulation Sarking & Sheathing Board

    Steico Special Dry is a stocked product, but it requires an oversize pallet to transport so is not available to buy online. Please call us for carriage rates.

    To order please call 01793 847 444 or email  info@ecomerchant.co.uk

    Steico Special is a versatile and highly efficient external insulation, water resistant board. Declared thermal conductivity 0.041W/m2K  Density 140Kg/m3

    For use on roofs and external walls for either new build or renovation projects.

    The board gives multiple benefits

    1. wind-proof layer
    2. T&G Profile
    3. Excellent phase shift - decrement delay - see diagram in product description for values
    4. secondary water-resisting layer
    5. additional insulation layer
    6. FSC® chain of custody certified, recyclable 

    Store Steico Special Dry boards lying flat and must be stored in a dry place. Protect edges against damage. Remove packing only when the board is ready to be installed. Ecomerchant can deliver to site on time to minimise storage and handling issues.  When ordering please allow 2-3 days for delivery.

    Board Dimensions  1880mm x 600mm.  Tongue and groove profile to all 4 sides.  Coverage per board is approximately 1.06 m2

    Price is per board

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  5. Steico Universal 1

    Steico Universal Wood Fibre Insulation Sarking & Sheathing Board

    Please Note this stock item requires an oversize pallet to transport so is not available to buy online. Please call us for carriage rates.  To order please call 01793 847 444 or email info@ecomerchant.co.uk

    Steico Universal sheathing board for is for both pitched roof and wall construction.  The board is made from natural wood fibres.  Steico Universal is designed for sheathing timber frame wall panels with stud framing not less than 38 mm in width and at maximum 600mm centres. The boards can resist weather exposure without deterioration during construction or if cladding is delayed.

    U value 0.48W/m2K - Density 270Kg/m3

    • High compressive strength
    • High heat protection during summer months
    • Excellent insulation qualities, prevents thermal bridging
    • Water vapour open, suitable for warm roofs
    • Water resistant due to special rebate on roof pitches ≥ 18°
    • May be fully exposed for up to four weeks in a temporary condition
    • Effective protection against wind, dust, moisture and sound
    • Enhanced vapour transfer
    • Contributes to an excellent room climate
    • Ecologically  and environmentally friendly, recyclable
    • Made of wood fibres, FSC® chain of custody certified

    Board measures 2500mm x 600mm each board covers circa 1.4m2

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