Reducers are fittings used to connect two ventilation ducts (spiral pipes) with different diameters. They make it possible to run a ventilation system, reducing its cross-section symmetrically, where the axes of both sizes overlap.
d1/d2 | l1 | Surface m2 | kg |
100/80 | 60 | 0,051 | 0,2 |
125/80 | 95 | 0,070 | 0,3 |
125/100 | 65 | 0,066 | 0,3 |
160/80 | 140 | 0,098 | 0,5 |
160/100 | 110 | 0,094 | 0,4 |
160/125 | 80 | 0,090 | 0,4 |
200/80 | 195 | 0,139 | 0,6 |
200/100 | 165 | 0,135 | 0,6 |
200/125 | 135 | 0,131 | 0,6 |
200/160 | 85 | 0,116 | 0,5 |
250/100 | 235 | 0,211 | 1,0 |
250/125 | 200 | 0,205 | 1,0 |
250/160 | 155 | 0,193 | 0,9 |
250/200 | 100 | 0,172 | 0,8 |
315/160 | 245 | 0,292 | 1,7 |
315/200 | 190 | 0,271 | 1,5 |
315/250 | 120 | 0,248 | 1,4 |