Penguin Stream Shield Greensand Filter System Fluoride Removal The change of color indicates

The change of color indicates the presence of bacteria within that sample

With a 10% cross-linking ratio

A "salt-loving" bacteria that uses sulfates as an energy source may produce a black slime inside water softeners

The system's backwashing feature ensures that the media remains clean and efficient

Penguin Stream Shield Greensand Filter System Fluoride Removal The change of color indicatesThe Penguin Water Stream Shield Greensand Backwashing Filter is the ultimate solution for large volumes of commercial use or irrigation. With a built in water management and flood protection system called Stream Shield, this filter can stop water if it detects a leak or unusual usage, ensuring that you can avoid any potential damage to your property. Featuring a high flow 1" valve, the Penguin Water Stream Shield Greensand Backwashing Filter ensures