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  • Master B35 Direct Oil Fired Space Heater - 240v

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

  • 34,000 BTU/hr Portable Direct Heat
  • 15 Litre Tank Runs on Diesel or Kerosene
  • 280m³/hr Airflow
  • High-Quality Components & Controls
  • Overheat Safety Thermostat
  • Fast. Efficient. Cost-Effective.
Price Match
Rapid Delivery
3 Year Warranty
£381.60 (inc VAT)
Visa accepted Master Card accepted PayPal pay in three accepted Pay by Bank accepted BACS payments accepted

Call FREE for expert advice

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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

Heavy-Duty & Durable Design

Portable, professional and powerful – the Master B35 direct oil fired heater is one of the most efficient and reliable all-round heating and drying solutions of its kind. Featuring a 15-litre tank with a fuel level indicator for suitable convenience, this 10kw 240v portable direct oil-fired heater is perfect for applications such as heating warehouses, factories, construction sites, buildings under renovaiton, and other open and well-ventilated areas requiring a fast and cost-effective heating solution.

The robust construction is finished with a durable external paint finish to ensure longevity. Equipped with a sturdy carry handle atop of the unit, the Master B35 is designed to be transported around site with ease to deliver large volumes of instant heat wherever and whenever required.

Premium Portable Space Heater

Fanstastic Range Of Features

The Master B35 contains a stainless-steel combustion chamber that is thermally protected, ensuring durability and weather-resistance. Plus, the housing remains cool to the touch, so you can reposition the heater immediately after use.

This portable space heater features a range of integrated safety devices that electronically control the flame, prevent overheating and improve fuel consumption. high air displacement; this direct-fired heater is premium made and exceptionally safe. This efficient space heater is an ideal solution for effective climate control in large industrial areas.

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.

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.

Please Note: Ventilation of the area is necessary to prevent a deficiency of oxygen when using direct fired heaters. This unit is not suitable for use with waste oil.


Heating power: 10 kW
Heating power: 34,200 Btu/h
Heating power: 8,600 kcal/h
Air flow: 280 m³/h
Fuel autonomy: 16 h
Thermostat control: Analogue or digital
Fuel consumption: 0.9 l/h
Power supply: 220/240/50-60 V/Hz
Electric power: 0.08 kW
Rated current: 0.35 A
Protection: IP41
Tank capacity: 15 l
Product size (l x w x h): 745 x 300 x 405 mm
Box size (l x w x h): 810 x 350 x 450 mm
Net/gross weight: 14/16 kg


Customer 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


Trustworthy company and products - delivery was very fast and so were responses, great

neil glover

Very pleased

What a brilliant product, high value for its cost, and arrivd quickly

Jez Wiliams

Worth every penny

Lee Gaunand

exactly what I needed

Mr Nellist

What a great bit of equipment

Longleat Botham


Mr Westwood



Whether you need a long-term, short-term, or temporary climate solution, sometimes it can help if you can break the costs down, especially if the situation is unexpected or an emergency.

To help our customers and make climate control and air quality equipment more accessible, we've worked with PayPal to provide a way to spread the cost with PayPal Pay in 3. You can use Pay in 3 for eligible shopping cart amounts between £30.00 to £2,000.00. Terms apply.