Phytolite - Sunmaster - GSE - Lumatek - Prima Klima - Ecotechnics - HALO - Gualala Robotics - Sylvania - Pure Factory - GIB - Air cooled reflectors
The advantage of air-cooled reflectors is that the bulb can be cooled. This extends the life of the bulb. This type of reflectors are suitable for HPS and MH bulbs.