If you've encountered any words or terms on this site that you don't understand the meaning of, then you may find them explained here.
- Acoustical Impact Noise
If according to EN ISO 140-6 the impact noise improvement has been determined this symbol can be used.
- Acoustic Sound Absorption
If according to EN ISO 354 the sound absorption coefficient has been determined this symbol can be used.
In the carpet industry this symbol is generally used for ‘antistatic’ properties. If the requirements for the measured body voltage (after walking on the carpet) is lower than 2 kV this symbol can be used. This symbol does not indicate that the floor covering also meets higher performance criteria as often recommended in the contract market.
Arrows should all point in the same direction with the tile bond displaced by half a tile in the length direction.