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Clayboard D20

Clayboard D20

Art.-Nr.: 09.004

Drywall board made of clay and reed for planking wood and metal stud constructions of interior walls, facing shells, ceiling and roof surfaces. ClayTec clayboard is drywall board and clay plaster in one. It was developed from craftsman’s experience and has been on the market for 20 years. With a bulk density of 700 kg/m3, it offers clay mass and is easy to work with. In addition to this product sheet, the ClayTec guide ecological drywall in the system applies.

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Clayboard D20

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Clayboard D20

Product information

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Field of application
Clayboard for planking wood and metal stud constructions in interior areas. For interior walls and facing shells DIN 4103-1, installation area 1 or 2, for ceiling and roof surfaces. On surfaces of water impact class W0-I according to DIN 18534-1, e.g. in bathrooms (except shower areas) and domestic kitchens. With reinforcement layer substrate for YOSIMA Clay Designer Plaster or ClayTec Clay topcoat fine 06 with CLAYFIX
Clay paint.

Building clay and loam, perlite, reed (wire-bonded approx. every 20 cm), hemp, jute mesh

Bulk density approx. 700 kg/m3, thermal conductivity value according to measurement of the clayboard D20= 20.3 kJ/m2K.


Component values
For stability according to DIN 4103-1, sound insulation of walls and facing shells, as well as building material class and fire resistance class of walls and ceilings, see ClayTec guidelines on ecological drywalls in the system.

Dimensions and weights
D20: D= approx. 20 mm, L= 1,500 mm, W= 625 mm. Mass approx. 13.1 kg/board = approx. 14.0 kg/m2

Status: 06/2022

Clayboard D20


Product sheet Guideline
Clayboard D20

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