Description
Industrial-grade heating power for the toughest environments.
The MASTER Airbus BV471 and BV691 are top-tier indirect diesel heaters, engineered for large-scale, high-demand applications. Perfect for construction, aviation, military, and event industries, these models offer maximum efficiency, clean heat, and advanced air distribution capabilities.
- BV471S4: 136kW output, ideal for medium to large applications
- BV691TR4: Massive 225kW heating power ideal for large applications including vertical ducting up multiple stories with it centrifugal high pressure fan
- 100% clean, dry air safe for enclosed and occupied environments
- Rugged, weather-resistant chassis designed for intensive industrial use
- Full range of safety features including electronic flame control, overheat shutdown, and thermostat connectivity
Suitable for:
- Agriculture
- Automotive
- Buildings and commercial spaces
- Construction
- Emergency services
- Events, festivals and temporary structures
- General industry and production
- Military and aerospace
- Rental companies



















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