The esb board made from fresh spruce wood
elka Strong Board
esb P5 – the fresh-wood board for structural interior work

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

The esb board for load-bearing purposes in damp areas is mainly made of spruce wood and meets the the requirements of board class P5 under DIN EN 312 (declaration of performance DoP-PB-51). 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.
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
- Approx. 40% higher transverse tensile strength than OSB
- Lower swelling than OSB
- Can be used as underlay board N+F according to ZVDH/Cologne
| esb standard formats | |
|---|---|
| Tongue and groove | 258 cm × 67.5 cm / deck size |
| 205 cm × 62.5 cm / deck size* | |
| Blunt | 259.5 cm × 125 cm (except 30 mm) |
| Large format stump | 520 cm × 206 cm * 12/15/18/22/25 mm |
| Material sizes / packaging units (except large format): | |
|---|---|
| 12mm | 75 pieces |
| 15mm | 60 pieces |
| 18mm | 49 pieces |
| 22mm | 40 pieces |
| 25mm | 36 pieces |
| 30mm | 30 pieces |
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


Downloads on the subject of esb
Do you have questions about our esb range?
Our customer advisor will be happy to help you by telephone at
+49(0)6533 / 956 332
Or send your request by e-mail to
[email protected]




