Mother Earth® Course-Grade Perlite - 4 cu ft Bag free shipping Low Flow (Min 95%): 1/4

Low Flow (Min 95%): 1/4 GPM

QMark® MUH Electric Unit Heater - 15 kW - MUH152

This kit works with Spark Ignition heaters ONLY

Cable is extra long so breaks can be repaired

Mother Earth® Course-Grade Perlite - 4 cu ft Bag free shipping Low Flow (Min 95%): 1/4Add 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