Aries (AF-20-3690-BB) 20"x4.5" Big Blue Activated Alumina Filter 20 inch x 2.5 inch Filters well water with moderate iron

well water with moderate iron and sulfur

ensuring it seats properly on the center tube

Ideal for sediment-carbon combinations

Spun fibers progress from coarse outer layers to fine inner layers

Aries (AF-20-3690-BB) 20"x4.5" Big Blue Activated Alumina Filter 20 inch x 2.5 inch Filters well water with moderate ironAries Filter Works Aries AF 20 3690 BB 20"x4. 5" Big Blue Activated Alumina Filter Professional fluoride and arsenic reduction for whole house applications Fluoride reduction Arsenic removal 20" Big Blue housing compatible High capacity media The Aries AF 20 3690 BB uses high grade activated alumina media to reduce fluoride, arsenic (V), selenium, and other contaminants from municipal and well water supplies. Designed for 20"x4. 5" Big Blue housings,