We carry 3 Major brands of RO and RO/DI systems. To your left you'll see the brands. Click on the brand you are interested for more info and products. SpectraPure  models are drop shipped from factory. Usually ship in 48 hours. Kent Marine models and all Premium Reef models are stocked in our warehouse for faster shipping.

Having an RO or RO/DI system is really a must have item for saltwater, especially a reef tank. Feel free to email us if you need any help selecting your filter or recommended ones for your application.