Replacing Your DE Lamps (Bulbs)

Replacing your lamps is critical because every 1% loss of PAR light can cost roughly 1% of growth and yield. When to re-lamp and how to plan it.
Re-Lamping Pointers: How to Plan a Well-Thought-Out Re-lamping Schedule

Since light output depreciates over time, regular replacement of lamps is critical to maintaining the performance of HID luminaires.