Stack - 5 Gallon spl_dlw Patterned after our popular Raptor

Patterned after our popular Raptor reflector

Multi-range pH/EC/TDS and Temperature meter

the shelves are made of aluminum alloy plate with good thermal conductivity

Ultra low-flow model

Stack - 5 Gallon spl_dlw Patterned after our popular RaptorStack is a natural plant nutrient made from kelp extract. The nutrients in Stack encourage healthy growth and flowering. Stack gives the plant tools to reach its full genetic potential. When used as a foliar or root drench, Stack helps correct minor potassium deficiencies. Instructions for use: May be used as a foliar spray or root drench, one application weekly. Safe for use in irrigation systems. Stack contains organic ingredients and may separate