Clean & Safe Heating

The Master BV 471 FS delivers 100% clean, fume-free warm air, making it ideal for heating enclosed and poorly ventilated spaces. Exhaust fumes are safely expelled via a flue, ensuring only fresh warm air enters the working area.

High Performance Power

With 136kW of heating power and a huge airflow capacity of 8,500 m³/h, this heavy-duty heater is designed to tackle large industrial areas, marquees, warehouses, and event spaces with ease.

Built for Tough Environments

Constructed from a durable steel frame with stainless steel combustion chamber and heat exchanger, this heater is made to withstand demanding conditions. Large wheels and crane hooks ensure easy portability between locations.

Flexible & Convenient

The unit connects to an external fuel tank of your choice, allowing extended continuous use. Optional ducting and multi-outlet adaptors let you direct warm air to different areas, while thermostat connectivity provides precise temperature control.

All-Season Use

Equipped with a Summer-Winter switch, the BV 471 FS can also circulate fresh air without heating, making it a versatile solution year-round.