Circular duct damper DSL/DS(E)
Material:
- galvanized steel;
- EPDM rubber gasket (DSL).
Product characteristics:
- stitch welded;
- standard version - with SPIRO mechanism;
- produced with returned (DS) or sharp edges (DSE);
- gasket is positioned by returned edges (DSL).
From a diameter of 500 mm we recommend the use of an multi-blade damper with round ending DSL‑PW.
| øD [mm] |
DSL / DS | DSE | ||||
| L [mm] | Packaging [pcs | type] | L [mm] | Packaging [pcs | type] | |||
| 80 | 94 | 24 | P12 | × | × | × |
| 100 | 94 | 40 | P6 | × | × | × |
| 125 | 94 | 27 | P6 | × | × | × |
| 140 | 94 | 32 | P4 | × | × | × |
| 150 | 94 | 30 | P4 | × | × | × |
| 160 | 94 | 24 | P4 | × | × | × |
| 180 | 94 | 20 | P4 | × | × | × |
| 200 | 94 | 36 | P2 | × | × | × |
| 224 | 94 | 30 | P2 | × | × | × |
| 250 | 98 | 36 | P1 | × | × | × |
| 280 | 98 | 12 | P2 | × | × | × |
| 300 | 98 | 12 | P2 | × | × | × |
| 315 | 98 | 25 | P1 | × | × | × |
| 350 | 104 | |||||
| 355 | 98 | 20 | P1 | × | × | × |
| 400 | 120 | 15 | P1 | 120 | 15 | P1 |
| 450 | 120 | 10 | P1 | 120 | 10 | P1 |
| 500 | 120 | 9 | P1 | 120 | 10 | P1 |
| 560 | 120 | 4 | P2 | 120 | 6 | P1 |
| 600 | 120 | |||||
| 630 | 120 | 5 | P1 | 120 | 5 | P1 |
| 710 | 120 | 4 | P1 | 120 | 5 | P1 |
| 800 | 120 | 3 | P1 | 120 | ||
Tolerance of linear dimensions: L ±5 mm; other ±2 mm.
Pressure loss diagram:

Catalogs and brochures:
Product Catalogue | Warsaw
update: 2025-10-10 | type: PDF | size: 27,53 MB | downloads: 2964 Product Overview | Warsaw
update: 2025-08-19 | type: PDF | size: 4,95 MB | downloads: 1212
update: 2025-10-10 | type: PDF | size: 27,53 MB | downloads: 2964 Product Overview | Warsaw
update: 2025-08-19 | type: PDF | size: 4,95 MB | downloads: 1212
Documents:
Terms of Deliveries of the Products of Lindab Sp. z o.o. for Foreign Deliveries
update: 2024-07-11 | type: PDF | size: 207 kB | downloads: 387 General Guarantee Terms and Conditions
update: 2024-08-20 | type: PDF | size: 179 kB | downloads: 414 Claim notification
update: 2024-09-17 | type: PDF | size: 106 kB | downloads: 420 General Terms and Conditions of Sale for Foreign Deliveries
update: 2024-12-15 | type: PDF | size: 398 kB | downloads: 247
update: 2024-07-11 | type: PDF | size: 207 kB | downloads: 387 General Guarantee Terms and Conditions
update: 2024-08-20 | type: PDF | size: 179 kB | downloads: 414 Claim notification
update: 2024-09-17 | type: PDF | size: 106 kB | downloads: 420 General Terms and Conditions of Sale for Foreign Deliveries
update: 2024-12-15 | type: PDF | size: 398 kB | downloads: 247
Contacts
For general inquiries - please e-mail us at: sales@directvent.eu
You can also contact our sales people in Poland directly.

