| a Mounted in accordance with EN ISO 9239-1, on a substrate of at least Class D-s2, d0 with minimum density of 400 kg/m3 or with an air gap (minimum height 30 mm) underneath. | |||||
| b An interlayer of at least Class Efl and with maximum thickness 3 mm and minimum density of 280 kg/m3 may be included. | |||||
| c Class as set out in Table 2 of the Annex to Decision 2000/147/EC. | |||||
| d Without surface coatings. | |||||
| e Conditioned in accordance with EN 13238 (50 % RH, 23 °C). | |||||
| f Substrate at least Class D-s2, d0. | |||||
| g Applies also to steps of stairs. | |||||
| Producta g | Product detaild | Minimum mean densitye(kg/m3) | Minimum overall thickness(mm) | End use condition | Class for flooringsc |
|---|---|---|---|---|---|
| Wood flooring | Solid wood flooring of pine or spruce | Pine: 480 Spruce: 400 | 14 | Without air gap underneath | Dfl-s1 |
| Wood flooring | Solid flooring of beech, oak, pine or spruce | Beech: 700 Oak: 700 Pine: 430 Spruce: 400 | 20 | With or without air gap underneath | Dfl-s1 |
| Wood parquet | Solid wood (one layer) parquet of walnut | 650 | 8 | Glued to substratef | Dfl-s1 |
| Wood parquet | Solid (one layer) parquet of oak, maple or ash | Ash: 650 Maple: 650 Oak: 720 | 8 | Glued to substratef | Dfl-s1 |
| Wood parquet | Multilayer parquet with oak top layer, at least 3,5 mm | 550 | 15b | Without air gap underneath | Dfl-s1 |
| Wood flooring and parquet | Solid wood flooring and parquet not specified above | 400 | 6 | All | Efl |