Ventilation valves made of stainless steel, intended for ceiling mounting on ventilation ducts in places with a higher standard of installation.
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-PY | Ø 80 | Ø 100 | Ø 125 | Ø 150 | Ø 160 | Ø 200 |
A | 115 | 138 | 164 | 202 | 211 | 248 |
B | 76 | 92 | 111 | 135 | 147 | 194 |
C | 42 | 40 | 46 | 50 | 54 | 63 |
D | 105 | 125 | 150 | 175 | 185 | 225 |
E | 79 | 99 | 124 | 149 | 159 | 199 |