Hole plugs
Used in ventilation openings.
Material: LD-PE
Colors: black and white (brown)
*= straight walled model
| Code | Product name | A | B | C | D | E |
| XX0701 | RK-10 N | 10 | 13,5 | 6,5 | 9 | 11 |
| XX4061 | RK-10 | 10 | 13 | 6 | 20 | 21 |
| XX0703 | RK-12 | 12 | 15 | 10 | 6 | 8 |
| XX0705 | RK-13 | 13 | 18 | 10 | 9,5 | 13,5 |
| XX0707 | RK-16 | 16 | 21 | 13 | 9,5 | 11,5 |
| XX0721 | RK-17 | 17 | 20 | 13 | 44 | 50 |
| XX0723 | RK-18 | 18 | 20 | 16 | 22 | 24 |
| XX0709 | RK-19 | 19 | 23 | 15 | 13 | 16 |
| XX0711 | RK-22 | 22 | 28 | 18 | 13 | 15 |
| XX0713 | RK-28 | 28 | 35 | 24 | 20 | 23 |
| XX0715 | RK-36 | 36 | 44 | 32 | 22 | 25 |
| XX0725 | RK-50 M | 50 | 60 | 46 | 16 | 19 |
| XX0717 | RK-50 N | 50 | 60 | 46 | 22 | 25 |
| XX5073 | RK-50 special low | 50 | 60 | 46 | 7,5 | 10,5 |
| XX0719 | RK-58,5 | 58,5 | 74 | 55 | 25 | 29 |