Made of galvanized steel sheet, ventilation valves, painted white, intended for ceiling mounting on ventilation ducts.
They are used in low- and medium-pressure ventilation systems, where the humidity does not exceed 70%.
Fastening by screwing in an additional mounting frame made of galvanized sheet.
DVS | Ø 80 | Ø 100 | Ø 125 | Ø 150 | Ø 160 | Ø 200 | Ø 250 |
A | 116 | 140 | 170 | 202 | 202 | 254 | 305 |
B | 60 | 75 | 99 | 119 | 119 | 157 | 210 |
C | 40 | 40 | 46 | 54 | 54 | 64 | 80 |
Weight [gr] | 150 | 160 | 230 | 340 | 340 | 510 | 850 |
D | 105 | 125 | 150 | 175 | 185 | 225 | 280 |
E | 79 | 99 | 124 | 149 | 159 | 199 | 240 |
Weight [gr] | 80 | 100 | 120 | 180 | 190 | 240 | 250 |