In-line air admittance valve
In line anti-vac valve.
| Reference | Box units | measurement | A | B | D | ØC (mm) |
|---|---|---|---|---|---|---|
| 022052 | 50 | 32 | 71 | 54 | 1 1/4"X32 | 32 |
| 022053 | 50 | 40 | 76 | 57 | 1 1/2"X40 | 40 |