Philips 28-Watt 4 ft. Linear T5 Fluorescent Alto Tube Light Bulb Cool White 409631 - The Home Depot
T5 Designer 4Ft 6 Tube Fixture w/Bulbs
24W T5 HO 4FT LED Grow Lamp - Sun White Spectrum - Active Grow
AgroLED® iSunlight® T5 White 5,500° K LED Lamps 4 ft.
Amazon.com : HYDRO PLANET T5 Grow Lights 4 Ft 8 Bulbs Fixture with 6500K Fluorescent HO Bulbs, T5 Grow Lights for Indoor Plants, UL Listed, 15 ft Power Cord with Hanger :