Mother Earth Perlite & Coarse Perlite Options:Mother Earth Coarse Perlite - 4 cu ft (36/Plt) GH's Snapstand is specially designed

GH's Snapstand is specially designed for strength and is literally a snap to assemble

An organic liquid kelp extract which provides a natural source of growth promoting compounds and micronutrients

Not hydrophobic

C and US UL Listed

120VAC voltage capacity

Mother Earth Perlite & Coarse Perlite Options:Mother Earth Coarse Perlite - 4 cu ft (36/Plt) GH's Snapstand is specially designedMother Earth Perlite is naturally occurring siliceous rock that expands up to 20 times its original volume when heated to 1600 F. This kilning process is very similar to popping popcorn and produces a growing media that is sterile and has a neutral pH of 7. 0. The exceptional physical properties of this perlite make it tops in the perlite world for adding porosity to soil and soilless mixes. This perlite has numerous hydroponic applications as well.