PVP Industries® Super Coarse Horticultural Perlite - 4cu ft - Super Coarse controller69 From a robust red made

From a robust red made with crushed grape skins to a bright and crisp white

Rich and smooth with velvety tannins

Differences in darkness or lightness of identically toasted woods is due to natural differences in the wood before toasting

Graduated water level indicators

Clean your pH Pen Tester regularly by soaking in cleaning solution MA9016

PVP Industries® Super Coarse Horticultural Perlite - 4cu ft - Super Coarse controller69 From a robust red madePVP Industries Super Coarse Horticultural Perlite 4cu ft Super Coarse Excellent as a substrate for hydroponics. Super coarse grade expanded perlite is clean, sterile, pH neutral, non flammable and nontoxic. Increases aeration and drainage of growing media and helps anchor roots of young plants.