- Durable machine welded cast acrylic construction
- Reliable alternative to Built-in Overflows
- Quietly removes five times more water than overflow units with tubes
- Black Top Reduces Algae Growth
Dual Drain Overflow Box
Overflow Boxes effectively skims the organic rich water from the surface of the aquarium to the filtration system. These units are a great alternative to a built-in overflow.
In most cases it is not necessary but we do suggest the use of an Aqualifter pump or the OB-Mate Return Plumbing to prevent the build up of air pockets within on our Overflow Boxes.
- MORE DETAILS
Dimensions: 9.13″ x 6.75″ x 10″ Proper water flow rate: 1800-2100gph 2.75″ mouth. 3″ in tank. 3.5″ outside of tank. Includes two 1″ output drain for direct plumb PVC High quality machine welded cast acrylic construction Suggest the use of an Aqualifter pump or the OB-Mate -25 Return Plumbing to prevent the build up of air pockets within the unit.