PURE LIGHT HPS 600 W GROW-BLOOM MAX LAMP - Agroponix: Online store for Growing, Gardening, Hydroponics, Aquaponics, Aeroponics, Holticulture, Fertilizers & more
Hydro Crunch 600-Watt HPS Grow Light System with 6 in. Cool Tube with Wing Reflector K2-B6-R09-NL01 - The Home Depot
Agrosun Red Sodium High Pressure Sodium (HPS) Lamp, 600W | GreenLightsDirect