Sunmaster - GSE - Lumatek - Prima Klima - Lumen-King - Luxumol - Elektrox - Ecotechnics - Gualala Robotics - Air cooled reflectors
Lumen-King is a trademark of the company Dentrax B.V. based in the Netherlands. The company is engaged in the sale of lighting products.
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.