Replacement Set Of 3 Water Filter Catridges For 20″ Big Blue

included:
– 5-micron Melt Blown Sediment Filter (replace every 3-6months)
– Granular Activated Carbon Filter (replace every 6-12months)
– 20-micron Melt Blown Sediment Filter (replace every 3-6months)

What’s in the box
3 X Replacement Filter Cartridges