Gorilla Grow Tent High CFM Kit for 22 Environmental Controllers These growing blocks are used

These growing blocks are used for direct sowing or "blocking on" of Macro and Multiblock raised plants

It also penetrates to dehydrate their entire body

KALIX Kelp is a soluble extract from seaweed (Acophyllum Nodosum) that contains alginic acid and many other beneficial natural plant growth hormones

Reinforced stitching for durability

95% reflective European hammertone aluminum

Gorilla Grow Tent High CFM Kit for 22 Environmental Controllers These growing blocks are usedFor use on all Original Gorilla Grow Tents and Gorilla SHORTY Tents (*excludes Lite Line) Every plant needs a little help to Grow Strong. Let Gorilla Grow Tent maximize your indoor garden's potential with their Grow Strong Accessory Line. Going bananas with your tent walls sucking in? The high CFM (Cubic Feet Per Minute) kit is to help prevent your indoor grow tent walls from sucking in due to high amounts of negative pressure from exhaust systems.