| Design | Slots per "Block" | Edge - non - slotted | Perforation ratio (board) |
Board dimensions (Standard sizes) |
Furring channel b mm |
Edge designs | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Lateral | Long |
Lateral mm | Long mm | Width mm | Length mm | HRK SFK |
4 SK | 4 AK | |||
| B4 - ''slotline'' | 30 | 4 | 73.9 | 73.3 | 13.7 | 1200 | 2400 | 300 | • | • | • |
