AquaC RX-1 Calcium Reactor. **** PRODUCT MANUAL **** The RX-1 calcium reactor represents the pinnacle in reactor technology available today. We've combined all the features an advanced reef hobbyist is looking for into a compact package that is easy to use and maintain. No more messing with finicky settings or inconsistent results, the RX-1 is a solid performer that will give you years of trouble-free service. The RX-1 is rated for reef tanks up to 400 gallons in size. Features and Specifications: • 8.25" x 9" footprint • 16" tall • Box design holds more media than cylinder-style reactors • Reverse flow • Recirculating CO2 • pH probe holder • Eheim 1250 pump • John Guest Speedfit fittings throughout • Sch. 80 PVC and unions • Large union for quick and easy media addition • SMC valve for precise effluent control • Media not included Quick Facts about the RX-1 The Eheim 1250 pump included with the RX-1 sets the standard for flow and efficiency - no other reactor in its class offers such a powerful and reliable pump. The Eheim carries a 2 year warranty. By utlizing a box design, we're able to make the most efficient use of space (which is often at a premium under an aquarium). The RX-1 is large enough to hold an entire container of Carib Sea ARM media!