The newest technology in High Pressure Sodium and Metal Halide are the Double Ended HPS and MH bulbs. These bulbs degrade slower than traditional single ended HPS bulbs. In fact, after 10,000 hours the 1000W double ended grow lights will still output approximately 90% of their original intensity.
$69.95 Price
https://lumagro.com/collections/grow-lights/products/pro-remote-1000w-de-system
