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80 Watt Mercury Vapour Lamp ES27 Screw Thread Provides UVB, UVA visible light & Infrared (heat) energy from a single lamp No external ballast required (Built in ballast) Edison Fitting E27 Screw Thread Aids the synthesis of Vitamin
80 Watt Mercury Vapour Lamp ES27 Screw Thread Provides UVB, UVA visible light & Infrared (heat) energy from a single lamp No external ballast required (Built in ballast) Edison Fitting E27 Screw Thread Aids the synthesis of Vitamin