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Heater 39, propane gas, 0.3 kW
A heater with a 0.3kW maximum output which switches itself off and on thermostatically. The heater output is adjustable with a flame failure device and a CO2 sensor. The casing is durable zinc coated steel. The height is 265mm (10"). The diameter is 160mm (6"). Ventilation is required when in use. At a typical site this heater will provide heat for a cold frame or growhouse up to 4'x3" or frost protection only for a greenhouse up to 4'x4'. This heater is also suitable for small partitioned hot rooms in larger greenhouses. Heating requirements vary greatly with less heat required in a sheltered location or a lean to and more heat required in Scotland than in Southern England.