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Amazon.com: 20 Pack of 4Ft 28W T5 LED Tube w Sun White 6500K & Over 2.0 PPF/180 Lumen/W, Perfect Replace T5 F54W Directly Work w Previous Ballast to get EZ SystemUpgrading &
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Sylvania 6500K 28W Linear 45.8in Fluorescent Pentron HE ECO T5 Lamp
Crompton Fluorescent 1149mm T5 28W High Efficiency 6500K | Lightbulbs Direct