Description
The external protective grille is installed on the facade over the round openings for air intake and exhaust.
Construction
- supporting frame
- horizontal fixed blades
- protection net dimension 13 × 13 mm prevents the entrance of small animals, large insects and foliage into ventilation ducts
Material and finish
Material options:
- galvanized sheet metal
- aluminium sheet metal
- stainless steel sheet metal AISI 304
- stainless steel sheet metal AISI 316L
Optional finish: any colour from the RAL palette.
Options
- insect protection net 2.5 × 2.5 mm
Installation
Wall installation with screws.
Dimensions
| Dimension | Ø D | Ø D1 | H | a | b | c | Aef (m²) |
|---|---|---|---|---|---|---|---|
| 160 | 152 | 220 | 40 | 24 | 11 | 34 | 0.013 |
| 200 | 192 | 260 | 40 | 27.5 | 11 | 34 | 0.021 |
| 250 | 246 | 315 | 45 | 33 | 12 | 34.5 | 0.033 |
| 300 | 294 | 350 | 45 | 32 | 12 | 28 | 0.048 |
| 315 | 311 | 400 | 45 | 35 | 12 | 44.5 | 0.053 |
| 355 | 352 | 445 | 45 | 37 | 13 | 46.5 | 0.068 |
| 400 | 395 | 515 | 45 | 37 | 13 | 60 | 0.086 |
| 450 | 444 | 545 | 55 | 44 | 15 | 50.5 | 0.109 |
| 500 | 494 | 595 | 55 | 44 | 15 | 50.5 | 0.136 |
| 560 | 554 | 665 | 55 | 44 | 15 | 55.5 | 0.178 |
| 630 | 624 | 770 | 55 | 47 | 15 | 73 | 0.217 |
| 710 | 704 | 860 | 55 | 44 | 16 | 78 | 0.277 |
| 800 | 794 | 960 | 55 | 47 | 17 | 83 | 0.353 |
Product Code
OZR
Product
/
-
400
Dimension
ZN
Material
RAL 9010
Colour
IM
Accessories
Dimension
Grille diameter in mm
Standard 160, 200, 250, 300, 315, 355, 400, 450, 500, 630, 710, 800 mm
Optional: any dimension
Material
Options:
- ZN – galvanized sheet metal
- AL – aluminum sheet metal
- INOX AISI 304 – stainless steel sheet metal AISI 304
- INOX AISI 316L – stainless steel sheet metal AISI 316L
Colour
Standard: RAL 9010 matte
Optional: any RAL colour
Accessories
Options:
- IM – insect protection net 2,5 x 2,5 mm