Knightsbridge AC65236 230V IP65 2x36W 4ft Twin HF Non-Corrosive Fluore – The Lamp Company
4Ft LED Twin Non Corrosive T8 Batten Fitting Indoor or Outdoor IP65 Weatherproof Fixture - Comes with 2X 6000k Daylight 18w T8 LED Tubes : Amazon.co.uk: Lighting
Philips T8 36w 4ft Fluorescent Tube 2 Pin G13 Cap (Daylight White / 865) 8711500632074 | eBay
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T8 24V LED Tube Lamp for 1200mm / 4ft Fluorescent Tube Fixtures • Boatlamps