Perlite D.E. Alternative
4212 Features: -Direct replacement for diatomaceous earth, safe for use in all D.E. filters. -D.E. is a carcinogen, and it is safer to use a D.E. alternative. -1/2 lb Perlite = 1lb. D.E. . -Save money using less filter media. -Filters down to 3 microns.
List Price:
Price: $18.99
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