Dual Overflow Box
For Premier Wet/Dry 200, 300, 400
The ProClear Aquatic Systems Overflow Box allows you to convert most standard aquariums to a sump / wet dry / or refugium filter. These overflow boxes include a bulkhead fitting, U-tube, and a sleek design.
675128 – Single output overflow rated up to 800 GPH
675135 – Dual output overflow rated up to 1600 GPH