Neptune DDR DOS Dual Reservoir product It is made from an

It is made from an ultra-pure source that contains extremely low amounts of aluminum and compared to traditional kalkwasser you can actually see the difference

plus adequate sand for burrowing

They are REEF SAFE

Flange to float tip measurement is 5

reducing the possibility of coral bleaching

Neptune DDR DOS Dual Reservoir product It is made from anAn elegant and highly refined solution to two part liquid storage, the DOS Dual Reservoir's advanced features are Apex Ready! Each side stores two liters (2L) of fluid Connects directly to your DS Optical sensors inform your APEX when levels are low Strong, cast acrylic construction Low profile wont easily tip over Easy to refill Push fit tubing connections Use for 2 part (Alk Cal), additives and other applications Specifications Dimensions (approx)