Tea 90 ° double wall stainless steel 304-304 with EI-30 fire, for extraction of air resistance. Diameters from 150 to 300 mm. modular metal ventilation chimney with EI-30 fire resistance. Flange union is included in the price.
| Oi (mm) | OE (mm) | H (mm) | A (mm) | B (mm) |
|---|---|---|---|---|
| 150 | 200 | 440 | 242 | 175 |
| 180 | 230 | 440 | 242 | 200 |
| 200 | 250 | 440 | 242 | 200 |
| 250 | 300 | 440 | 242 | 225 |
| 300 | 350 | 490 | 267 | 250 |
Features
Interior wall thickness: 0.4 mm. AISI 304. Gloss finish
Exterior wall thickness: 0.4 mm. AISI 304. Gloss finish
Insulation: Rockwool rigid high density (120 Kg/m3) and 25 mm thick.
TIG welding/laser in continuous.
Working temperature, up to 900 ° C. If overpressure (up to 5000 Pa).
In continuous TIG welding.
Connection male – female union clamp.
Diameters: Ø 150 – or 300 mm.
Designations
Fire resistance rating:
-According to UNE-EN 13501-3:2005 (with fire resistant ventilation ducts)
§ EI30 (see, io ho)
-According to UNE-EN 13501-4:2007 (control of fire fume ducts)
§ EI30 (ve, ho) S500 multi
On request, we can manufacture EI-60 and EI-120
Applications
-Extraction of fumes in industrial kitchens campaigns.
Air conditioning/ventilation, commercial areas.
-Sectoring of fire in low-risk areas.
-Control of fire smoke.
-Extraction of chemicals.
