M00009925
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ISO 5320:1980 Solid wood parquet -- Classification of fir and spruce strips
standard by International Organization for Standardization, 05/01/1980
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Availability date: 2021-11-25
Divides the blocks by quality into the three grades (+++), (++), and (+) corresponding to the conditions stated in the tables. Refers to a protection treatment to the parts of the strips liable to be attacked by insects. The regulations for manufacture, characteristics and delivery conditions are fixed by ISO 1027.