Best Air EF21-5/EF1 Humidifier Wick Filter, White, 31 Inch x 7/8 Inch x 7-3/4 Inch Bulk (backroom) Durable coating prevents rust

Durable coating prevents rust

Surface resistant to cracks

and display cases

Universal fit flush valve fits most 2" toilet tanks

at an angle for gravity feed or run in a continuous line on gondola shelves

Best Air EF21-5/EF1 Humidifier Wick Filter, White, 31 Inch x 7/8 Inch x 7-3/4 Inch Bulk (backroom) Durable coating prevents rustHighlights: 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"x7 8"x7 3 4" Color : white Material : aluminum