Stadler Form O-31 Oskar Filter 4Pk
Oskar Humidifier filters (4 pack)
Ensure optimum output of evaporative humidifiers (Oskar little, Oskar, Oskar big)
Suitable for all Oskar models: Oskar little, Oskar and Oskar big
Antibacterial treatment keeps the material clean and hygienic
Highly efficient, manufactured from plant and textile fibre
To keep efficiency stable, the filters should be replaced every two months