Refurbished - Powerhouse 1000W HPS Ballast, 120/240V nutrients-and-supplements Control multiple lights from one

Control multiple lights from one time clock or controller device

no animal by-products

The mixture is fortified with fossilized kelp and inoculated with endo and ectomycorrhizae

Optimal air to water ratio Sterile and safe around children and pets

Refurbished - Powerhouse 1000W HPS Ballast, 120/240V nutrients-and-supplements Control multiple lights from oneThe Powerhouse is packed with features which make it the most advanced electromagnetic HID ballast on the market. With its durable all aluminum exterior construction and offset high low component orientation, it runs quieter and cooler than any other ballast we have ever made. Cool components mean higher performance and longer life. Features Coolest running Ultra quiet with ISO mount silencer Rugged and durable Dual voltage North American brand