The bh-1000 is a unique design hang on back skimmer in that the pump is mounted external and under the actual skimmer body allowing for much less room needed behind the aquarium. Also by placing the pump outside the skimmer and the aquarium there is no heat exchanged to the water. This design also allows for easy removal of the pump for cleaning and maintenance.
Coral vue octopus with external 1000 pump 100gal
This design also allows for easy removal of the pump for cleaning and maintenance
They are built with high quality acrylic