The Clarke XR60 Diesel space heater offers value for money combined with a powerful heat output. They are ideal for heating in industrial types of environments such as warehouses and automotive workshops. The XR60 models which this is can produce up to 55,000Btu of heat output and can run of diesel or paraffin as a fuel. This model has an 11 litre tank and can run for 7 hours of one tank of fuel. Please note these types of heaters can only be used in well ventilated areas.