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Composed of modular circular-section elements with an internal wall in AISI 316L (EN 10088 Gr 1.4404) stainless steel and an external wall in AISI 304 (EN 10088 Gr 1.4301) stainless steel with a BA mirror finish. Insulation is provided by an intermediate layer of high-density rock wool. Each element is equipped with a male-female connection with a special seat for the insertion of a heat-resistant, triple-lip silicone gasket (upon request). Each component is joined by a special clip-on hose clamp with a safety hook, included.

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i |
e |
Hmin | Hmax | D |
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|---|---|---|---|---|---|---|
| D 80 770 150 777 | 80 | 130 | 350 | 550 | 230 | 1 |
| D 80 770 250 777 | 100 | 150 | 350 | 550 | 250 | 1 |
| D 80 770 400 777 | 130 | 194 | 350 | 550 | 288 | 1 |
| D 80 770 500 777 | 150 | 214 | 350 | 550 | 318 | 1 |
| D 80 770 650 777 | 180 | 244 | 350 | 550 | 343 | 1 |
| D 80 770 750 777 | 200 | 264 | 350 | 550 | 363 | 1 |
| D 80 770 800 777 | 250 | 314 | 350 | 550 | 413 | 1 |
| D 80 770 850 777 | 300 | 364 | 350 | 550 | 463 | 1 |