Interlux EXTREME HPS 1000W Grow Lamp High pressure sodium EXTREME HPS-bulbs are designed specifically for indoor enhanced plant growth and flowering. High Pressure Sodium has a light spectrum shifted towards the red, and is used during the flowering stages of growth. Designed specifically... $63.90
Interlux 1000W 400V Double Ended HPS Bulb The only thing better than a double ended bulb...is an InterLux™double ended bulb. Beats the competition in every way, InterLux™double ended bulbs are true champions. These bulbs perform at the highest possible level and save you money!... $69.90