60W Circular Fluorescent Fitting with Small Glass | Fitzgerald (SF60/HF/27)
22 watt Warm White T9 Circular Fluorescent Tube
Crompton 40w Circular Fluorescent Tube T9 830
Circular Fluorescent Tube FC60W/840 G10Q T9 Cool White: BELL
Havells Sylvania T9 Circline Plus Circular Fluorescent Tube 32W 4 Pin G10q 3000K - John Cribb & Sons Ltd, UK Electrical Distributors, Dorset, Hampshire, Wiltshire, Somerset & the Isle of Wight.
60 watt Warm White T5 Circular Fluorescent Tube
Project 'Green' House #1: LED replacement lighting for circular fluorescent tubes // DavidJB.com // Python, Technology, Web, Linux, and more, by David Beitey
Project 'Green' House #1: LED replacement lighting for circular fluorescent tubes // DavidJB.com // Python, Technology, Web, Linux, and more, by David Beitey
Caprock General 114865 11 watt Circular Fluorescent lamp for Desktop Magnifying Lamps, 6500 Degrees Daylight Illumination : Amazon.co.uk: Lighting
22w T9 Circular Tube 840 - Sylvanina
T6 22W/32W/40W/55W 4PIN CIRCULAR/ROUND FLUORESCENT TUBE DAYLIGHT | Shopee Malaysia
FC55w - 55w T5 Circular Fluorescent Tube - 2GX13
22W T9 Triphosphor Circular Tube - 4 Pin, 4100K Cool White | DIY at B&Q