Best Air EF21-5/EF1 Humidifier Wick Filter, White, 31 Inch x 7/8 Inch x 7-3/4 Inch

Highlights:

• Traps impurities in the water
• Anti-microbial treated
• Replace at least once per season or mostly under hard water conditions
• Provides clean. natural evaporative humidification
• Patented reinforced design for longer life and superior efficiency than standard expanded wicking filters

Specifications:

• Size : 31×7/8×7-3/4
• Color : white
• Material : aluminum