Master produces an excellent range of robust, reliable and effective direct fired diesel space heaters, available in choice of different sizes. The Master B range of direct fired space heaters includes small 10kW models, mid-size 44kW heaters and large industrial 111kW diesel space heaters. These direct fired space heaters are ideal for use in challenging outdoor areas on site, in order to keep the workforce warm. The Master B range of direct diesel heaters features highly portable dual voltage space heaters, manufactured to very high standards using high quality components and a tough steel outer casing. These heaters are designed to take the knocks and bumps experienced on site and to withstand harsh conditions. Master also produces a range of direct fired diesel infrared heaters. These heaters are perfect for use on articularly dirty and dusty sites, where the airflow produced by a fan heater would not be ideal. Please note that direct fired space heaters are only designed for use in well-ventilated outdoor areas. They must not be used indoors or in poorly-ventilated areas.