Growers Choice 10K 1000 Watt Double-Ended MH Bulb

Growers Choice 10K 1000 Watt Double-Ended Metal Halide Bulb, 10,000K Descriotion The Grower's Choice 10K bulb is for growers who are looking to maximize yield and resin production, making it suitable for the last 7-14 days of flowering. The 10K contains UV-B light, which is widely known to increase resin production, as the plant forms its own kind of "sunscreen" to protect itself from the ultraviolet light. Outputs UV spectra for enhanced resin production 5% degradation rate at 10,000 hours High quality quartz glass for consistent spectral output and PAR production Increases resin production by weight during late flowering Features: Strong UV peaks for increased resin production Can be used 25+ flowering cycles before needing replacement Use in the last 7-14 days of flowering for optimal results Durable quartz glass arc tube ensures long useable life Performance Data: Light output (Lumens @ 100 Hours): 70,000 Lumens per Watt (lm/w): 70 Rated life (Hours @ 10 Hour / start): 6,000