Pentek 153195 20in 3G Clear Replacement Sump - Filter Pure
What Is A Sump? - Filtration and Refugiums For Your Aquarium - Bulk Reef Supply
Sump filter Media used: 1st chamber- filter sponge and filter wool 2nd - lava ring with rotating K1 media 3rd - porous ring with K1 mefia 4th - ceramic... | By Ledors FHorn | Facebook