Saltwater aquarium reactors and contactors

Saltwater aquarium reactors and contactors If you’ve spent any time online exploring reef discussion groups, shopping online or hanging out at a good reef shop, you’ve heard about or seen alien-looking devices called “aquarium reactors” or “contactors.” Depending on your temperament, your first response to reactors might be “COOL! I want one…or two!” or “Looks complicated and scary.” Before jumping to conclusions …