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Water level indicator
1 year warranty
Procoir™ exclusive "damp environment" design offers increased aeration along with an Ultra Low EC (salt-index)
Strokes per Minute 50
Super Coarse Perlite co2 Water level indicatorPerlite is a unique volcanic mineral which expands from four to twenty times its original volume when it is heated. Perlite can reach temperatures of approximately 1600 1700 degrees F. The media's expansion is due to the presence of two to six percent combined water in the crude perlite rock, which causes the perlite to pop in a manner similar to that of popcorn. When expanded, each granular, snow white particle of perlite is sterile with a neutral pH
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