P-R: Round perforated diffuser. Steel made. Painted in RAL color.
P-R-N: Round perforated diffuser. Steel made. Painted in RAL color. With round neck.
| PRODUCED SIZES (mm) |
|---|
| 200 |
| 250 |
| 300 |
| 350 |
| 400 |
| 450 |
| 500 |
P-R
P-R: Round perforated diffuser. Steel made. Painted in RAL color.
P-R-N: Round perforated diffuser. Steel made. Painted in RAL color. With round neck.
| PRODUCED SIZES (mm) |
|---|
| 200 |
| 250 |
| 300 |
| 350 |
| 400 |
| 450 |
| 500 |
