Neptune Apex Display Module Live Approximate diameter: 1-1/2 in

Approximate diameter: 1-1/2 in

They are compatible with standard egg crate frag racks and suitable rock openings

refugium or biological filter without requiring permanent modification to the aquarium

Mix vigorously until fully dissolved

Neptune Apex Display Module Live Approximate diameter: 1-1/2 inNeptune Apex Display Module Neptune Apex Display Module is a compact physical control and status display for compatible Apex systems, giving aquarists local access to aquarium information and controller functions. Local Apex Control at the Aquarium The Apex Display Module is useful when a physical interface is preferred at the aquarium, sump cabinet, controller board, or fish room. It gives the system a local control point for viewing status,