Philips MasterColor CDM-TMW Elite 315W/942 CMH Lamp - 4200ºK direct from Growers House
Amazon.com: 315W CMH Bulb Full Spectrum Ceramic Metal Halide Lamp Grow Light 3200K,4200K Lamp(3200K) for Plants Indoors : Everything Else
Amazon.com : PROTOPIA CMH 315W 4000K Grow Light Bulb,Full Spectrum,33000Lumens,Richest Spectrum on The Market with a CRI of 90,Great for Commercial Applications,1-Pack : Patio, Lawn & Garden
315W CMH Agro - reliability and performance- BoulderLamp, Inc.
SupremeLux 315W CMH Light Bulb | GrowAce.com
Amazon.com: Vegelumax CMH 315W 3K-Red Grow Light Bulb Lamp Full Spectrum 3000K HID Ceramic Metal Halide High Efficiency Low Heat Superior Master Color CDM for Flowering, Enhanced 660nm Red Light,PGZX18 Socket :
Eye Hortilux Ceramic Metal Halide Lamp CMH - 4100K - 315W Spectrum Plus UV Bulb - Walmart.com