Mother Earth® Course-Grade Perlite - 4 cu ft BagAdd porosity to soil and soilless mixtures with this 4 cu ft bag of Mother Earth Course Grade Perlite. A 100% naturally occurring siliceous rock when heated to 1,600 F expands up to 20 times its original volume. 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. This perlite has numerous hydroponic applications as well. Features Coarse is about 1 8" to 1 4" Sterile Neutral

HDS60AS0121

Each pair includes a moisture-absorbing ergonomic footbed to keep your feet dry during long hours

Resin-sealed motors & handles

22 Caliber Standard

When off feed

Vegetables

Keeper & bolts included

jet stream & hollow cone

000 count box - QC Part #1468017725

Works at the bottom

Voltage: 208-230V

this thermostat has a 40° - 85° F