Master BV 691FS Air-Bus Jumbo Indirect Heater 225kW

Master BV 691FS Air-Bus Jumbo Indirect Heater

Oil-fired space heater for high volume climate control

The Master BV 691FS Air-Bus Jumbo is an efficient 225kW indirect space heater that supplies warm, clean air to any industrial spaces and enclosed areas, such as construction sites, warehouses, factories, halls, marquees and event spaces. This heater provides a powerful 12800m³/h airflow, making it an effective climate solution that is ideal for large environments. It is a versatile unit that can also be used for drying applications, and it has a summer-winter switch for ventilation only. 

The Master BV 691FS is fitted with a Riello burner, designed to deliver best possible performance and safety. The air outlet is interchangeable to allow for connection to 1, 2, or 4 lengths of ducting, so that you can vent the warm air into different areas, heating multiple, separate rooms at the same time. All of the internal components, such as the filters, electronic flame control, heater exchanger, suction filter, and the axial fan, are high quality to ensure reliability and long lasting service. This heavy-duty space heater is constructed with a sturdy steel frame with metric bolts, a stainless steel outer panels, and a stainless steel combustion chamber.

This space heater features a digital control panel and a display screen to make it easy to operate. The fan-limit thermostat features an automatic reset, and the general thermostat has a manual reset. The BV 691FS does not have an internal tank, and has a quick connector for external tanks instead. It is a versatile heater that has a unique cold-start button for quick operation in colder environments. There are two robust wheels at the base of the frame and four strong crane hooks, for portability.

Master BV 691FS Heater Specifications:
Heating Power: 225 kW / 768,000 Btu/h / 193,500 kcal/h
Airflow: 12,800 m³/h
Fan: 1 x Axial
Thermostat Control: Analogue or Digital
Fuel Consumption: 21.44 kg/h
Power Supply: 230/1ph/50
Electric Power: 2.8kW
Rated Current: 12.6A
Electronic Box Protection: IP55
Flue Tube Ø: 200 mm
Air Outlet Diameter: 1 x 70cm or 4 x 32cm
Product Size: 2340 x 998 x 1548 mm
Weight: 380kg

225kW Max Heating Capacity: The Master BV 691FS Air-Bus Jumbo Indirect Heater can deliver 225kW of heat to warm up large areas quickly and efficiently.

Powerful Axial Fan: This space heater can push clean air over long distances, with an airflow rate of 12800m³/h and an air pressure of 250 Pa.

Supplies Clean Warm Air: The Master BV 691FS provides a large volume of 100% clean, dry and fume free warm air. It is safe and suitable for safe for enclosed, poorly ventilated areas, like marquees, tents, halls, and more.

Flue Gas Exhaust: Combustion by-products are exhausted out of the top of the heater. Sections of flue pipe are available separately, allowing you to safely vent exhaust fumes away from the space.

Summer/Winter Switch: This allows the fan to be used without the heating element, to provide ventilation during warmer months.

Overheat Thermostats With Reset: The limit thermostats shut the heater and the axial fans down automatically if they overheat. The fan-limit thermostat has an automatic restart, and the heater thermostat has a manual restart.

Ducting Connection: Lengths of ducting can be attached to this heater to direct the clean warm air into the space that you need to heat. Optional ducting adaptors are available with 1, 2 or 4 outlets, allowing separate lengths of ducting to be used to direct air to different areas. Ducting makes it possible to heat a range of large and enclosed areas safely and evenly, and heat different rooms at the same time.

Thermostat Connectivity: An optional thermostat can be connected to the heater, allowing you to set a required temperature within the space. The thermostat will switch the heater on and off as required to maintain the set temperature, saving on fuel consumption.

Tough & Robust Heater: The Master BV 691FS is built to perform in challenging areas, including construction sites, workshops, warehouses, agriculture, events and more. It has a stainless steel combustion chamber, a steel frame with metric bolts, and a heat exchanger made from stainless steel pipes.

Unique ‘Cold Start’ Button: Allows the heater to start up reliably even in very cold environments.

Quick Connector To External Tank: This heater features no internal fuel tank. It is designed to be connected to an external fuel tank of your choice, using the quick connector.

Portable Design: The heater has 4 crane hooks allow the heater to be lifted on and off transport. It also has large wheels so that you can move it around easily.