HQRP 4-Pack Humidifier Wick Filter for Bionaire WH2510, WH2530, WH3060, WS3510, WS3560, WS3650-U Humidifiers

HQRP® 4-pack Humidifier Wick Filter Replacement; Traps impurities in the moisture; Dimensions approximately: 8 7/8 inches x 7 1/2 inches x 2 3/8 inches; Replaces Holmes Bionaire part 900 / 900CS / 900X Humidifier Filter; Replace your filter every 2 - 3 months (depending on use and local aqua high-grade); 2 weeks DOA replacement warranty!