Air vent suitable hoses with internal diameters of ø 13, 19, 25 and 32 mm (½ ”, ¾ ”, 1” & 1¼ ”).
Interchangeable with type AIRVENT and has the same fixing hole centres. It has the advantage that the air bleed connection rotates through 360°. In addition, the valve can be maintained without removing the vent from the wall and no tools are required to do this.
For replacement, a set with 5 valves is available as a spare part.