Permanent Marker vs Fat Bastard!

[StevOz]

I would suggest getting a greenhouse tube heater, these are thermostatically controlled and very efficient…

What kind of heater can I use for my grow tent?

This is the heater you want, designed and fit for purpose… An electric tubular heater ensures your greenhouse can be used throughout the year, whatever the weather. They are made from steel, powder coated in white, and are designed to provide steady background heat, as economically as possible. Although there are several types of heating methods suitable for greenhouses, warm gentle radiant heating in our opinion is one of the most suitable and economical for the typical greenhouse enthusiast.…