Feit Electric 250-Watt Clear BR40 Dimmable Incandescent 120-Volt Infrared Heat Lamp Light Bulb (1-Bulb) 250R40/1/HDRP - The Home Depot
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BULBMASTER 250 Watts R40 Red Heat Lamps Outdoor Bulbs for Pets Flood Light Bulb for Chickens Infrared Reflector 250W R40 Incandescent Medium E26 Base 2 Pack - Amazon.com
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Avantco HL39BK 39" Black Single Arm Bulb Warmer Flexible Heat Lamp - 120V, 250W