quartz tube ,like normal clear tube, translucent tube, ozone free tube, UV block tube with low-OH.

quartz tube 

Power:

  H shape: 5w,7w,9w,11w,13w,18w,24w,36w,55w

 Tubular shape: 4w,6w,8w,10w,15w,20w,30w,40w

Material :Quartz material,  ozone, non-ozone

quartz tube