SRO CR3000D 7in Dual Chamber Calcium ReactorHigh performance reverse flow design, superior craftsmanship, and a 2 year pump warranty are just a few of the features on the Super Reef Octopus calcium reactors. If you are concerned about calcium levels due to your calcium loving animals look no further than our SRO calcium reactors. All SRO calcium reactors come with our high water volume Water Blaster pumps which come standard with Silicone Carbide shafts and bearings, this means no worries of

enhanced performance

Our handheld colorimeter eliminates the effort of matching to a color chart by delivering a direct copper result digitally

Equipped with a controllable Reef Octopus VarioS-4S pinwheel pump with the integrated memory controller

SRO 100int Features

Elite 2000SSS Features

SRO 2000INT

Recommended Tank Size: 20-120+ Gallons

Red Sea's Mounting Arm attaches securely to the back wall of your aquarium and can quickly be lifted to an upright position for easy access to the top of your aquarium for feeding or maintenance

5-2 times the total system volume

the VorTech QuietDrive eliminates "flow hot spots"

Fuse: F3/L250V

These reagents follow the Bicinchoninate Method in which the reaction between copper and the reagent causes a purple tint in the sample