Project 'Green' House #1: LED replacement lighting for circular fluorescent tubes // DavidJB.com // Python, Technology, Web, Linux, and more, by David Beitey
![Havells Sylvania T9 Circline Plus Circular Fluorescent Tube 22W 4 Pin G10q 3000K - John Cribb & Sons Ltd, UK Electrical Distributors, Dorset, Hampshire, Wiltshire, Somerset & the Isle of Wight. Havells Sylvania T9 Circline Plus Circular Fluorescent Tube 22W 4 Pin G10q 3000K - John Cribb & Sons Ltd, UK Electrical Distributors, Dorset, Hampshire, Wiltshire, Somerset & the Isle of Wight.](https://www.johncribb.co.uk/media/catalog/product/cache/1/image/9df78eab33525d08d6e5fb8d27136e95/h/a/havells-sylvania-t9-circline-plus-circular-fluorescent-tube-22w-4-pin-g10q-3000k.jpg)
Havells Sylvania T9 Circline Plus Circular Fluorescent Tube 22W 4 Pin G10q 3000K - John Cribb & Sons Ltd, UK Electrical Distributors, Dorset, Hampshire, Wiltshire, Somerset & the Isle of Wight.
![22W/32W T5/T9 Circular Fluorescent Tube with Ballast - China Circular Lamp, Circular Tube | Made-in-China.com 22W/32W T5/T9 Circular Fluorescent Tube with Ballast - China Circular Lamp, Circular Tube | Made-in-China.com](https://image.made-in-china.com/202f0j00iSkaOYKcJtuQ/22W-32W-T5-T9-Circular-Fluorescent-Tube-with-Ballast.jpg)