Hardware for saleThread title: Aqua Medic Calcium reactor - KR5000 (Cpt) Location: Cape Town - Nsubs Shipping or Collection only: At buyers risk arrangement and expense All sales to be conducted on the thread. I agree Photo's and description/list of items for sale: Selling my amazing CARX from Aquamedic. Im selling the amazing Aquamedic CARX KR5000 reactor with the circulation pump and the bubble counter as a unit. Exactly how you see it in the pictures is exactly how it is sold. Its rated for a 3000L system. The pictures are current and as it looks now after I've cleaned and stored the unit. Its been washed in vinegar and rinsed in RO water. Calcium reactors are used in moderate to heavily stocked systems housing fast-growing corals and invertebrates and is arguably the best method for maintaining calcium and alkalinity levels in a reef. Im selling this unit for R3,880 which is a bargain. Notes: The Calciumreactor KR 5000, is designed as a closed system. An integral pump provides internal water circulation. A PG 13.5 threaded port accepts a electrode for measuring and controlling the pH within the vessel. The reactor has a volume of 30 litres Dimensions - without electrode (l x w x h): app. 50 x 30 x 96 cm Recommended accessories: pressure resistant pH probe – long - threaded PG 13.5, Hydrocarbonate as refill.