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elka Strong Board

esb P5 - The solution for healthy building & living


The first choice for roof superstructures, exterior and interior walls, ceilings, floors and trade fair construction: esb boards from elka, for healthy building and living.         



The esb board for load-bearing purposes in damp areas is mainly made of spruce wood and meets the highest technical requirements. It is available with blunt edges or with tongue and groove profile. The esb board type P5 can be used for all common applications in the building sector and offers significant advantages compared to OSB boards

We distinguish between esb Standard and esb Plus. The esb Plus is a premium board for RAL-certified, structural timber construction and prefabricated house construction.

Technological advantages

  • Flexural strength and E-modulus the same in both directions
  • Higher transverse tensile strength than OSB (approx. 40% higher)
  • Lower swelling than OSB
  • Can be used as a sarking board N+F according to ZVDH/Cologne

Application advantages

  • Very bright surface and excellent optics
  • Native fresh wood without odour emission
  • Complies with IPPC standard ISPM No. 15 for wooden packaging
  • Ground surface and, therefore:
  • Application of adhesives, paints and varnishes possible
    • Largely open to diffusion
    • Almost closed surface
    • Natural wood character
    • High accuracy of fit


Tongue and groove:

258 cm × 67.5 cm / deck dimension

205 cm × 62.5 cm / deck dimension*

* except 30 mm thickness


259.5 cm × 125 cm (except 30 mm)

Large format blunt:

520 cm × 206 cm*  12/15/18/22/25 mm

* already available from 80 pieces / thickness

Material sizes / packaging units (except large format):

  • 12 mm 75 pieces
  • 15 mm 60 pieces
  • 18 mm 49 pieces
  • 22 mm 40 pieces
  • 25 mm 36 pieces
  • 30 mm 30 pieces

Special thicknesses on request


Downloads on the subject of esb

Product flyer


 Product flyer esb
Product flyer esb
applications in wood
 Product flyer esb -
5 Advantages
Product flyer esb technics Product flyer esb applications in wood construction Product flyer esb 5 Advantages

Do you have any questions about

our esb range?

Our customer advisor will be happy to help you
by telephone

+49(0)6533 / 956 332

Or send your request by e-mail to

[email protected]


Sawn timber and wood-based materials
in perfection - since 1906


Sawn timber and wood-based materials
in perfection - since 1906


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The elka branded products

The elka branded products

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© 2023 · elka-Holzwerke GmbH · D-54497 Morbach

© 2023 · elka-Holzwerke GmbH · D-54497 Morbach

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