English 
日本語 
한국어 
français 
Deutsch 
Español 
italiano 
русский 
العربية 
Türkçe 
Nov 14, 2025
Iris damper for air volume control of circular duct.
Body and valve are made of galvanized steel DX53D + Z275 or stainless steel 316.
Gasket: double lips EPDM rubber.
Plastic regulator nut with plastic key.
Class of airtightness: class C according to EN1751:2014
Sticker with selection graph, mentioning the air volume at the different opening positions of the valve and the according pressure level.
Flexible joints for air tightness when placed inside the duct.
Plastic part: available in orange and yellow color.
| Item code | Ød(mm) | ØD(mm) | L(mm) | A(mm) |
| ID 080 | 79 | 125 | 115 | 33 |
| ID 100 | 99 | 165 | 115 | 27 |
| ID 125 | 124 | 188 | 115 | 27 |
| ID 150 | 149 | 230 | 115 | 27 |
| ID 160 | 159 | 230 | 115 | 27 |
| ID 200 | 199 | 285 | 120 | 27 |
| ID 250 | 249 | 335 | 135 | 33 |
| ID 300 | 299 | 405 | 140 | 33 |
| ID 315 | 314 | 405 | 140 | 33 |
| ID 400 | 398 | 525 | 150 | 46 |
| ID 500 | 498 | 655 | 150 | 46 |
| ID 630 | 628 | 815 | 155 | 46 |
| ID 800 | 798 | 1015 | 285 | 110 |
