3K CMH:
Grower’s Choice 3k-CMH lamp utilizes a full phase spectrum that is designed to be used in all stages of growth but optimized for bloom. With a Color Rendering Index of 90 the GC 3k spectrum is very close to natural sunlight but with modest blues, extra red and UV light to serve your plants photosynthetic needs during the flowering phase increasing yields and resin production.
 
3K 315W Single Ended CMH
Contains precision gasses for enhanced spectral output
Generates much less heat than HPS and MH   
More closely matches sunlight than ANY other lighting solution available
Growers report tighter inter-nodal spacing and better yields on flowering plants
 
Color: 3100K
Type: SE-CMH
Wattage: 315W
Initial Par: 570 umol/s
CRI: 90
Hours: 15,000
SKU#: GC315W3K01
Manufacturer: Grower's Choice