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Philips 40-Watt 4 ft. ALTO Supreme Linear T12 Fluorescent Tube Light Bulb, Cool White (4100K) (30 per Case) 422709 - The Home Depot
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GE 30-Watt 36-in Medium Bi-pin (T12) 4100 K Cool White Fluorescent Light Bulb in the Fluorescent Light Bulbs department at Lowes.com
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