Sport facilities require numerous working hours as well as a good quality of light. Without LED this aims are only achieved by spending a lot of money in high-level luminaires and in the electricity bill. With SILVERSUN LED tubes this tennis-sport center in Ulm has reduced more than 50% the electricity costs, 40% the maintenance costs at the same time as light efficiency improves from 70 to 150 lumen per watt.
Before: 116 Tubes 2x58W
After: 116 Tubes 2x23W