Standard base. Infrared glass bulb. 6-1/2 in overall length. Operate only in porcelain sockets. Should be shielded against moisture falling on bulb. M..
Should be shielded against moisture falling on glass bulb when hot. 6-1/2 in overall length, 5 in Dia. 100 CRI, 2850 K. 125 W, 120 V, 4000 hrs average..