Grizz
Aquarium Advice Addict
You can use an aqua lifter pump with a digital timer or have a look here. Auto Top Off Systems - Bulk Reef Supply
Are they the mini peristaltic type pumps normally used for dosing?
I think we are just about to find out! I'm waiting just like you, it would seem to be a bigger version of a dosing pump on an electronic timer, anyone. . .What is the best type of auto top off to get