Master produces a range of tough, reliable and effective gas fired space heaters, available in choice of different sizes. The Master BLP range of direct fired gas space heaters includes small 16kW models, mid-size 53kW heaters and large industrial 103kW gas heaters. These direct fired gas space heaters are ideal for use in challenging outdoor areas on site, in order to keep the workforce warm. They can also be used in agriculture, to keep greenhouses warm. These heaters are very simple and cheap to run. Simply plug them into a power supply to run the fan, and connect them to an LPG gas bottle, and they are ready to work in no time. Please note that these direct fired gas space heaters are only designed for use in well-ventilated outdoor areas. They must not be used indoors or in poorly-ventilated areas.