21 Watt Light Bulbs & Lamps

21 watt light bulbs are commonly energy saving fluorescents or fluorescent tubes. 21 watt bulbs can safely be used in fixtures with a maximum of 21 watts or more. Maximum wattage information can typically be found printed inside the light fixture or lamp socket.

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21watt 863mm Colour 865 Daylight T5

£4.88

21watt 863mm Colour 840 Cool White T5

£4.88