Grow 4-7 oz with a 250W HPS - Beginner Tutorial | Grow Weed Easy
Hydroponics Indoor Grow 250W 400W 600W 1000W High Pressure Sodium Lamp HPS Grow Light Bulbs - China HPS1000W Hydroponic Lighting Grow Lamp and High Pressure Sodium Lamp
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PURE LIGHT HPS 250 W GROW-BLOOM MAX LAMP - Agroponix: Online store for Growing, Gardening, Hydroponics, Aquaponics, Aeroponics, Holticulture, Fertilizers & more
Keystone CAP-250HPS 250 Watt High Pressure Sodium Dry Film Capacitor | BulbsDepot.com