T5 LED Grow Lights | Seed Starting, Full Spectrum 6400K, 4FT LED Bulbs | HTG Supply
Bluex Bulbs BlueX LED 60-Watt EQ 4-in Warm White Miniature Bi-pin (t5) Circline Type A or Type B LED Tube Light Bulb in the LED Tube Light Bulbs department at Lowes.com
Giesemann Tropic T5 Bulbs - AquaCave.com
Philips 54W Cool White 46 inch T5 Fluorescent Light Bulb (15-pack) | The Home Depot Canada
Utilitech CFL 300-Watt EQ T5 Daylight Tube CFL Light Bulb in the CFL Bulbs department at Lowes.com