All Categories
The overflow box effectively transport aquarium water to under cabinet sumps, refugiums, or wet/dry filters. These high quality overflow boxes features bulkhead fittings for secure and convenient installation. The U-tube style compact overflow boxes are designed to fit between your tank and your wall to maximize space usage in your aquarium setup. With only 3 in. required between your tank and your wall, these boxes are excellent for optimizing space. Each box includes everything required to attach it to your system. r Includesr r U-tuber Cylinder Foamsr Nylon screw and wing nutsr Pre-filter Boxr r PF-Nano r r 3/4" bulkheadr r PF-300 & PF-1200 r r 1" bulkheads r r PF-1800 r