Electryx 250W Red Heat Lamp Bulb Soft Glass - 2pk.

These Incandescent infrared heat reflector soft red light bulbs are made with threaded glass for long-lasting durability. Ideal for farrowing rooms, these heat bulbs will keep your piglets and chicks warm after their birth. They have a brass base with threaded glass to eliminate glass separation from the base.  These light bulbs last on average up to 5000 hours. They are also compatible for use with standard household fixtures including bathroom heat lamps.