HQRP 4-Pack Filter Compatible with Stadler Form Oskar O-020 O-021 O-022 / Oskar Little O-101 O-102 O-103 O-104 / Oskar Big O-025 O-026A Evaporative Humidifiers, O-050 O-051 O-030 O-031 Replacement

Description

HQRP Humidifier Wick Filter captures minerals and pollutants from the water. Replace at least every 2 months, or more often under hard water conditions.Works with all Oskar Humidifiers: Oskar - requires 2 filters per change (models O-020, O-021, O-022), Oskar Little - requires 1 filter per change (models O-101, O-102, O-103, O-104), Oskar BIG - requires 4 filters per change (models O-025, O-026A).