Technical Precision 150W Metal Halide Bulb Replacement for Philips CDM-T 150W/830 G12 Light Bulb Ceramic Metal Halide Powerball Light High Intensity Discharge Bulb for Aquariums and Waterscapes - - Amazon.com
Philips Mastercolor CDM-T Elite 315W CMH Agro Lamp T12 - 3100ºK direct from Growers House