Natare 
FILTER MEDIUM
February 18, 2016 | Categories:
finely graded material, such as sand, diatomaceous earth, polyester fabric or anthracite coal that removes suspended particles from water passing through it
February 18, 2016 | Categories:
finely graded material, such as sand, diatomaceous earth, polyester fabric or anthracite coal that removes suspended particles from water passing through it
