Neptune DDR-DOS Dual Reservoir Heater This extra temperature port is

This extra temperature port is extra important because

Start Measuring Salinity or Conductivity in your tank

Buffered Ascorbic Acid (Vitamin C to delay oxidation)

even though the cost to us was higher

Oyster-Feast is naturally size-appropriate for the smallest SPS corals (Acropora & Montipora) up to LPS corals (Goniopora & Favites)

Neptune DDR-DOS Dual Reservoir Heater This extra temperature port isDDR DS DUAL RESERVOIR This attractive fluid containment system stores your dosing fluids in style and tells you when its time to refill! 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