Testing Data Symbols
![Wear and Durability Wear Testing Symbol](http://www.vangelder-inc.com/wp-content/uploads/gd-wear.gif)
Wear & durability – carpeting is tested for suitability of use with castor chairs [EN985]
![Effects of Fire Fire Testing Symbol](http://www.vangelder-inc.com/wp-content/uploads/gd-hmnut.gif)
BS4790 Hot Metal Nut test is used to determine the effects of fire
![Static Electricity Static Electricity Testing Symbol](http://www.vangelder-inc.com/wp-content/uploads/gd-elect.gif)
Tested to IBM/ICL industry test standards for static electricity [prEN1815]
![Colourfastness of Carpeting Colourfast Testing Symbol](http://www.vangelder-inc.com/wp-content/uploads/gd-colour.gif)
Testing colourfastness of carpeting to both light [ISO105 BO2 1994] and water [EN ISO 105 EO1 1996]
![Durability of carpet in an office environment Durability Testing Symbol](http://www.vangelder-inc.com/wp-content/uploads/gd-durability.gif)
Commercial tests are carried out to determine durability of a carpet in an office environment.
![Acoustic Installation from impact noise Acoustic Absorption Testing Symbol](http://www.vangelder-inc.com/wp-content/uploads/gd-ear.gif)
Tested to ISO 140 – 8 Acoustic Installation from impact noise and calculated values from ISO 717 – 2:1988 and ISO 354 Acoustic Absorption Co-efficient.