DrTim's Saltwater First Defense (120ml - Treats 240gal) itemID-16629 carbons have been known to

carbons have been known to leach phosphate into the water

Alkalinity must always be added because it is always reacting and leaving the system

This type is designed as a arch structure

Low pressure may cause the RODI system to produce excessive wastewater

NEW self-cleaning new impeller: Specially optimized for highly efficient skimming

DrTim's Saltwater First Defense (120ml - Treats 240gal) itemID-16629 carbons have been known toStress Relief & Immune Support Use DrTims First Defense to Promote Healing and Repair Wounds in Your Tank First Defense Helps Fish Adapt to New Environments First Defense contains a mixture of vitamins and immunostimulants that work together to help fish and other aquatic organisms adapt and cope when introduced to new environments and stress that can occur with poor water quality conditions. First Defense also neutralizes chlorine and chloramine,