Mother Earth Perlite & Coarse Perlite Options:Mother Earth Coarse Perlite - 4 cu ft (36/Plt) The pH controller includes a

The pH controller includes a chemically resistant low voltage dosing pump plus both pH and temperature sensors

Uvonair 3000 STANDARD - For rooms up to 3000 cubic feet

Heats 6 square feet

The ability to angle each bar independently from each other even allows asymmetric light distribution to ensure light is not being wasted on walls and aisles

DH58830 (Model 8830)

Mother Earth Perlite & Coarse Perlite Options:Mother Earth Coarse Perlite - 4 cu ft (36/Plt) The pH controller includes aMother 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.