1. Reef Octopus KS100 Nilson Kalk Reactor Reef Octopus KS100 Nilson Kalk Reactor
    $249.99

    Reef Octopus KS100 Nilson Kalk Reactor

    Rated for Aquariums up to 130 Gallons

    Footprint: 5.5" x 5.5" | Body Diameter: 4" | Height: 27.6"
    Requires control timer and feed pump

  2. Reef Octopus KS150 Nilson Kalk Reactor Reef Octopus KS150 Nilson Kalk Reactor
    $339.99

    Reef Octopus KS150 Nilson Kalk Reactor

    Rated for Aquariums up to 210 Gallons

    Footprint: 7.68" x 7.68" | Body Diameter: 6" | Height: 26"
    Requires control timer and feed pump

  3. Reef Octopus KS250 Nilson Kalk Reactor Reef Octopus KS250 Nilson Kalk Reactor
    $509.99

    Reef Octopus KS250 Nilson Kalk Reactor

    Rated for Aquariums up to 320 Gallons

    Footprint: 12.6" x 12.6" | Body Diameter: 10" | Height: 26"
    Requires control timer and feed pump