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GE 30-Watt 9-in 4-pin Circline 3000 K Warm White Circline Fluorescent Light Bulb in the Fluorescent Light Bulbs department at Lowes.com
Project 'Green' House #1: LED replacement lighting for circular fluorescent tubes // DavidJB.com // Python, Technology, Web, Linux, and more, by David Beitey
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Amazon.co.uk: Fluorescent & Neon Tubes - Circline / Fluorescent & Neon Tubes / Light Bulbs: Lighting
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T9 LED Circline Light Bulb, 8 Inch 1600LM LED Circular Light, 13W Clear Cover 2700K Warm White Replacement for FC8T9 22-Watt Fluorescent Circular Bulb(FC8T9), Ballast Bypass Required : Amazon.co.uk: Lighting
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