BS EN 233:2016 pdf free

BS EN 233:2016 pdf free.Wallcoverings in roll form – Specification for finished wallpapers, wall vinyls and plastics wallcoverings.
The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
EN 235, Wallcoverings — Vocabulary and symbols
EN 12149, Wallcoverings in roll form — Determination of migration of heavy metals and certain other elements, of vinyl chloride monomer and offormaldehyde release
EN 12956, Wallcoverings in roll form — Determination of dimensions, straightness, spongeability and washability
EN ISO 105-B02, Textiles — Tests for colourfastness- Part B02: Colourfastness to artificial light: Xenon arc fading lamp test (ISO 105-B02)
EN ISO 186, Paper and board — Sampling to determine average quality (ISO 186) 3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1 frieze decorative element in roll form, of width not less than 32 mm and not greater than 500 mm
3.2 reference sample sample used for reference purposes to evaluate the changes that have occurred after the various tests carried out on the specimens
4 Categories
For the purposes of this standard:
Category 1 designates the wailcoverings covered by this standard and characterized by a specific width and area
Category 2 designates the wallcoverings covered by this standard and characterized by a minimum nominal width threshold
Category 3 designates friezes
5 Specifications
5.1 General
The dimensions specified for the three categories of covering shall be measured in accordance with the requirements of EN 12956. See Annex A.
5.2 Dimensions
5.2.1 General
This applies to the usable dimensions of the product.
5.2.2 Category 1
The area of the roll shall be 5.326 m2 ± 3 %.
The nominal width and length of a roll shall be marked. The actual width and length shall not deviate from the nominal values by more than 1.5 %.
The nominal width shall be not less than 500 mm and not greater than 530 mm.
5.2.3 Category 2
The nominal width and length of a roll shall be marked. The tolerance on the actual width and length shall be ± 1,5 %.
The nominal width shall be not less than 600 mm.
5.2.4 Category 3 (friezes)
The nominal length of a roll shall be marked. The tolerance on the actual length shall be ± 1,5 % in the
case of roll of length not less than 10 m, otherwise ± 3%.
The nominal width shall be not less than 32 mm and not greater than 500 mm
5.3 Straightness and parailelity of the edges
The straightness and parallelity of the edges shall be measured in accordance with the requirements of EN 12956.BS EN 233 pdf free download.