Syncra Silent 4.0 Pump (951 GPH) pump The Neptune DOS Replacement Head

The Neptune DOS Replacement Head assembly comes with everything to replace the current fluid metering head on your DOS system

or if you want to have multiple units without a rail running across your tank

the amount of BRS Alkalinity solution you need to dose will match the amount of BRS 2 Part Calcium solution required

indoor and outdoor fountains and for any other application that requires a high performance

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Syncra Silent 4.0 Pump (951 GPH) pump The Neptune DOS Replacement HeadSyncra Silent: a new generation range of pumps, created to pair elevated performances with extreme silence and energy saving. Thanks to their innovative technology, these pumps can be used in a great number of different applications. In fact, Syncra Silent pumps are ideal for fresh water and marine aquariums, terrariums and turtle tanks, protein skimmers, water cooling, indoor and outdoor fountains and for any other application that requires a high