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Master B35 Direct Oil Fired Space Heater - 240v 10kW

  • Master B35 Direct Oil Fired Space Heater - 240v
  • Compact Oil Fired Heater
  • 10kW / 34,140 BTU Heating Capacity
  • 280m³/hr Airflow
  • 240v Power Supply
  • Handy Portable Design
  • Suitable For Building Sites & Well Ventilated Areas
  • Runs on Diesel or Kerosene
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Rapid Delivery
3 Year Warranty

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Fast, Efficient & Cost Effective Heat: Provides a simple, convenient and effective way of heating a range of outdoor and well-ventilated spaces. Please note, direct fired heaters must not be used in indoor / poorly ventilated spaces.

Tough & Robust Construction: Built to perform in challenging areas, including construction sites, yards, workshops, warehouses, agriculture and more.

Compact & Portable Design: Convenient size and carry handle makes this heater easy to transport and move around on site.

High Quality Components: Two oil filters (oil tank filter and suction filter), thermally protected motor, electronic flame control with photocell and tough stainless steel combustion chamber ensure safe, reliable and effective performance.

Easy To Use Controls: No complex controls, for quick and easy start up.

On Board Fuel Tank: 15 litre on board fuel tank keeps the heater fuelled up for up to 16 hours of use.

Thermostat Connectivity: An optional thermostat can be connected to this heater, allowing you to set a required temperature. The thermostat will switch the heater on and off as required in order to maintain the set temperature. This saves fuel and adds extra convenience.

Overheat Thermostat: Shuts down the heater automatically if it overheats, to prevent accidents.


Master B35 Direct Oil Fired Heater

Hard-wearing & robust design

Portable, professional and powerful – the Master B35 direct oil fired heater offers one of the most efficient and reliable all-round heating and drying solutions of any unit of this type and style on the market today. This 10kw 240v portable oil fired heater is perfect for applications such as heating warehouses, factories, construction sites and other open and well ventilated areas suitable for a direct fired space heater.

Optional Thermostat Connectivity

Providing even more control over your environment

The Master B35 oil fired heater has been designed for regular or intermittent use in industrial or commercial environments. These heaters can be attached to external analog or digital thermostats to give operators even more control over the area temperature. This 10kw oil heater is built to last with a strong and robust outer shell, stainless steel combustion chamber and thermally protected motor to ensuring a longer service life. The B35 heater also has a lightweight chassis and sturdy handle for moving between sites and for easy storage. Many of the components are easily serviceable parts including the oil and suction filters and an oil tank level indicator. 

Highly Efficient Space Heater

Great range of features

This Master 10kw 240v heater is highly efficient and provides large volumes of instant heat where it is required. These space heaters are best used in open and well ventilated areas. Incredibly safe to use, this oil fired heater boasts photocell cut off, electronic flame control, stainless steel combustion chamber, overheat switch protector and a high air displacement as standard. This oil fired heater is the perfect addition to control climate in large areas, effectively.

Please note: Direct oil fired space heaters use a combustion system to create instant hot air and do not expel the fumes separately. Only use direct oil fired heaters outdoors or in open and well ventilated spaces. Proper ventilation of the area is necessary to prevent the reduction of the oxygen supply. These units are not suitable for use with waste oil.


Heating power: 34200 Btu/h
Air Flow: 280m³/h
Tank Capacity: 15L
Fuel Autonomy: 16h
Weight: 14kg
Dimensions L x W x H (mm): 745x300x405

Latest Reviews

Handy site heater

Our Master B35 is a really handy space heater. It does exactly what we need on site.

Ross Packer

well made space heater

Master B35 - Direct Space Heater It feels very durable and it does work well. There are cheaper options out there but this one will last hopefully.

Cliford Mistry


Very impressed with the value for money considering how hard-wearing this is, thanks!

Terry Freuis