Space heater is a portable unit on wheels that is powered by propane gas and requires a mains power supply. It produces direct fired heat and is fan assisted inorder to heat small and large spaces quickly. Produces 150,000 BTU.
The dehumidifier is the best solution to drying out buildings. It removes dampness and moisture from walls, plaster, screed and timber work. The unit has wheels for portability and must be kept upright.