Project 'Green' House #1: LED replacement lighting for circular fluorescent tubes // DavidJB.com // Python, Technology, Web, Linux, and more, by David Beitey
Blue Planet 55W CFL Circular Tube | Canadian Tire
Circular Fluorescent Tube Bulb 12W/T4 for Desk Lamp (VTLAMP10) : Amazon.ca: Tools & Home Improvement
ItemDetail | MountainHigh Lighting
32 W Circular Tube (OptoMag Accessories) -Khush Enterprises
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, LED Bulbs - Amazon Canada
Technical Precision T4 Type 12 Watts Fluorescent Round Tube Bulb Replacement for VTLAMP10 Desk Lamps 5.4 Inch OD Circular Tube Light G10q-4 4-Pin Square Base - 6400K Light - 1 Pack, Fluorescent
T5 22w CIRCULAR TUBE 4000k 2GX13 - The Lighting Outlet
12W 90-240V G10q T9 Circular LED Tube light - AliExpress
Philips Fluorescent T12 18-inch 4-Pin 22W Circline Tube Light Bulb, Daylight (6500K) | The Home Depot Canada
Philips Fluorescent T10 12-inch 4-Pin 32W Circline Tube U-Bent Light Bulb, Daylight (6500K... | The Home Depot Canada
4.8 Inch Circular Light Bulb Tube, 11W 110-220V 200lm T4 Round Lamp Tube Circular Tube Compact Fluorescent Bulb with 4 Pins, White Light : Amazon.ca: Tools & Home Improvement
LED Circular Tube Light
Fluorescent Tube - T9 Circular - Daylight - 11 W - 12" from SYLVANIA | BMR
Fluorescent Tube - T9 Circular - Daylight - 11 W - 12" from SYLVANIA | BMR