Tap Water Conditioner block-return-exchange Expands from 26 to 42

Expands from 26 to 42 inches wide

Size:  17H X 20W X 7D

Perfect for storing number holders

topline and wither reinforcement for strength and durability

Tassy Crushers Collection hats are go anywhere hats

Tap Water Conditioner block-return-exchange Expands from 26 to 42Heavy metals such as copper, lead, and zinc are found in most tap water supplies. These metals are toxic to all tropical fish when tap water is used in the aquarium. Use whenever changing water or adding tap water to the aquarium. Works to instantly detoxify heavy metals such as copper, lead, and zinc. Also removes chlorine and breaks the chloramine bond. Add one drop to each U. S. gallon of tap water being treated to detoxify heavy metals and remove