18" 18W (Freshwater) Flora T5 Fluorescent Bulb R2303 - Current USA - SaltwaterAquarium.com
Philips 18W 24in T8 Black Light Fluorescent Tube | Actinic BL 18W (F18T8/BL) | Bulbs.com
Sylvania Dulux D 18w Quad Tube Fluorescent Bulb – My Lamp Parts
Philips 18w 4100k PL-C ALTO 18W/840/2P Double Tube 2-Pin Fluorescent L – BulbAmerica
Sylvania 40969 (25 Pack) ECO LED T8 Ballast-Free LED Tubes - 3500K — LeanLight
Feit Legacy Bulbs 18 W T8 1 in. D X 23.8 in. L Fluorescent Bulb Cool White Linear 4100 K 1 pk - Ace Hardware
Crompton 18W T8 Fluorescent Tube Triphosphor High Output Lighting Electrical World
Halco 109154 - PL18D/35/ECO - 18W - 3500K - CFL | CityLightsUSA.com
Feit Electric 15-Watt 18 in. T8 G13 Linear Fluorescent Tube Light Bulb, Cool White 4100K (1-Pack) F15T8/CW/RP - The Home Depot
FT218SPW - Fluorescent T8 Triphosphor 18W 3500K G13 - Crompton Lamps Ltd
Philips 34500-9 - PL-L 18W/30 - 18 Watt Long Twin-Tube Compact Fluorescent Light Bulb, 3000K - Amazon.com
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2 x Osram BioLux Daylight 18W T8 Fluorescent Tubes Lamps 600mm Aquarium L18W/72 | eBay
18W Ballast Bypass LED T8 Tube | 4ft. LED Tube Light
Philips Fluorescent Tube Light 18W, TL-D 18W/54 (Cool Daylight)
SUNLITE 18w FUL T6 Black Light Compact Fluorescent - GX10q base – BulbAmerica
PHILIPS 28670-8 18W Fluorescent Lamps - Amazon.com
GE Lighting 18 Watt 2ft Fluorescent Plant and Aquarium Light
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Philips 726902 - TL-D 18W/18 Blue Straight T8 Fluorescent Tube Light Bulb - Amazon.com
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Osram 2Ft 18w T8 Fluorescent Tube - Colour 840 - Cool White [4000k] - Amazon.com
Espen CFQ18W/841 | 18W Quad Tube 4 Pin CFL Light Bulb | 4100K - Light Bulb Surplus
Osram Dulux L LUMILUX 2G11 18W 830 3000K 1200lm Fluorescent Bulb
Philips Actinic BL TL TL-D 18W/10 1SL/25 Fluorescent Tube Black Light – Dynamic Lamps
