General description
Telescopic tube wall duct TWRH is designed for axial-flow wall fans, offering adjustable sizing to fit various wall thicknesses. It is made from durable galvanized steel sheet and features a circular 10 mm brim on both ends. The duct can be adjusted between 250 mm and 450 mm, making it versatile for different installation needs.Technical specifications
- Material: Galvanized steel sheet
- Size adjustable between: 250 - 450 mm
- Application: Suitable for walls with up to 470 mm thickness; can be shortened on-site for walls less than 250 mm
- Weight: Ranges from 1.4 kg to 5.3 kg depending on the model
| Model | Drill hole (mm) | Inside Ø A (mm) | C (mm) | D (mm) | Outside Ø B (mm) | Weight (kg) |
|---|---|---|---|---|---|---|
| TWRH 170 | 183 | 170 | 190 | 250 | 230 | 1.4 |
| TWRH 220 | 233 | 220 | 240 | 250 | 230 | 1.8 |
| TWRH 270 | 283 | 270 | 290 | 250 | 230 | 2.2 |
| TWRH 330 | 343 | 330 | 350 | 250 | 230 | 2.7 |
| TWRH 375 | 388 | 375 | 395 | 250 | 230 | 3.0 |
| TWRH 440 | 453 | 440 | 460 | 250 | 230 | 3.8 |
| TWRH 470 | 483 | 470 | 490 | 250 | 230 | 3.9 |
| TWRH 525 | 538 | 525 | 545 | 250 | 230 | 4.3 |
| TWRH 620 | 633 | 620 | 640 | 250 | 230 | 5.0 |
| TWRH 645 | 658 | 645 | 665 | 250 | 230 | 5.3 |
Compatibility and accessories
| Model | Compatible with |
|---|---|
| TWRH 170 | M 150 - MF 150 - Novus LHV 160 |
| TWRH 220 | EQ 20 - Novus LHV 160 |
| TWRH 270 | E 25 - E-Ex 25 - EQ 25 - EQ 25 Ex - EQ 25 Eco - EQ MD 25 - EQ HD 25 - MP 25 |
| TWRH 330 | E 30 - E-Ex 30 - EQ 30 - EQ 30 Ex - EQ 30 Eco - EQ MD 30 - EQ HD 30 - MP 30 |
| TWRH 375 | E 35 - E-Ex 35 - EQ 35 - EQ Ex 35 - EQ 35 Eco - EQ MD 35 - EQ HD 35 - MP 35 |
| TWRH 440 | E 40 - E-Ex 40 - EQ 40 - EQ Ex 40 - EQ 40 Eco - EQ MD 40 - EQ HD 40 - MP 40 - Novus LHV 400 |
| TWRH 470 | E 45 - E-Ex 45 - MP 45 |
| TWRH 525 | E 50 - E-Ex 50 - EQ 50 - EQ Ex 50 - EQ 50 Eco - EQ MD 50 - EQ HD 50 - MP 50 |
| TWRH 620 | E 60 - E-Ex 60 - MP 60 |
| TWRH 645 | EQ 60 - EQ Ex 60 - EQ 60 Eco - EQ MD 60 - EQ HD 60 |
Other information
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