for Oase Living Water Bitron 18C Germicidal UV Replacement bulb - Osra – BulbAmerica
OSRAM 23392 GFT36DL/2G11/SE/OF Puritec HNS L 36W 2G11 base Germicidal – BulbAmerica
Replacement for Osram Sylvania Dulux L 36w/21-840 Light Bulb by Technical Precision is Compatible with Osram Sylvania - 36W Twin-Tube CFL Bulb - 2G11 Base - 4100K Cool White - 1 Pack - - Amazon.com