Aurora Innovations Precision Perlite #4 (Pallet of 36) Options:Precision Perlite #4 4 cf (Pallet of 36) Energy Use: 30–50 watts

Energy Use: 30–50 watts

Specifically engineered for horticultural use with magnetic and electronic ballasts

An excellent choice for your double-ended High Pressure Sodium (HPS) system

Weight (lbs): 1

See more information about Fluence PhysioSpec spectra

Aurora Innovations Precision Perlite #4 (Pallet of 36) Options:Precision Perlite #4 4 cf (Pallet of 36) Energy Use: 30–50 wattsPrecision Perlite Coarse is cut with a ten mesh screen leaving all material to retain #4. Perlite ore is a naturally occurring volcanic glass containing a small percentage of water. When that ore is introduced to tremendous heat the glass liquefies and the trapped water expands creating a remarkable and versatile material. In an ongoing quest to improve the quality of our products, we recognized the opportunity to begin producing another of our own