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This 100 W heater cable can be used to heat deposits of 300 liters and also to heat greenhouses of medium size to give the roots the ideal temperature for its developement.
One of the most important factors for the development of the roots is the regulation of the temperature. If we take the developement of the roots of a cutting as an example, the temperature must not be inferior to 16 ºC, but oscilating between 18-20 ºC.
This heater tube is formed by a switch mechanism and the heater itself in spiral form. The switch mechanism is the thermostat. It is a switch sensitive to heat, formed by two metal sheets that are folded at a certain temperature enough to open or close, disconnecting and connecting the electric circuit of heating. This electric thermostat is usually very sensitive activating with differences of temperature inferior to 1 ºC
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