Cooltube air-cooled reflector 12.5x30cm

The Cool Tube is a tubular armature of glass with the function to regulate the temperature of the lamp.

Warm air that is given off by the lamp is sucked out, resulting in less heat in the growing space.
The socket in the Cool tube is a E40 model.

Connects to 125mm tubes. 30 cm long.
This model of cool tube is suitable for bulbs of 150W.