Topakustik also produces planks with special grooves, such as the HR 9/2 M with semi-circular bars.
Topakustik - Topakustik Classic HR 9/2 M
| Flammability category | B, D |
| Smoke generating capacity | s1, s2 |
| Burning drops/particles | d0 |
Topakustik also produces planks with special grooves, such as the HR 9/2 M with semi-circular bars.
| Flammability category | B, D |
| Smoke generating capacity | s1, s2 |
| Burning drops/particles | d0 |
