Nestor Martin Stanford 21 Oil Stove
The Nestor Martin Stanford 21 Oil Stove provides powerful, reliable heating with the exceptional efficiency of advanced oil-fired technology. Built around Nestor Martin’s vapourising oil burner system, it delivers steady background warmth while giving you the flexibility to increase heat output whenever you need it.
Unlike heating systems that constantly cycle on and off, the Stanford 21 runs continuously throughout the day to maintain a comfortable indoor temperature with fewer fluctuations. This approach creates a more consistent level of warmth, reduces cold draughts, and helps keep living spaces comfortable without repeatedly heating the room from cold.
Its classic cast iron construction gives the stove a timeless appearance while providing excellent heat retention, making it an ideal choice for both traditional and contemporary homes.
Efficient and economical heating
At the heart of the Stanford 21 sits Nestor Martin’s highly efficient vapourising burner, which optimises the balance of combustion air and fuel to achieve clean and effective burning.
The stove delivers a nominal heat output of 6kW with an efficiency rating of 79%, making it well suited to dependable everyday heating. Because the Stanford 21 runs continuously, it requires less peak heat output than many conventional heating systems or wood-burning stoves used to warm a similar space.
The stove also offers economical operation. Based on heating oil priced at 50 pence per litre, running costs can reach as little as approximately £1.80 per day, making it an attractive option for homeowners seeking efficient long-term heating.
Reliable performance, even during power cuts
One of the Stanford 21’s key advantages is its ability to continue operating without electricity once you light the stove.
The stove features convenient push-button electric ignition for easy lighting, but the gravity-fed oil supply keeps the burner operating independently after ignition. During a power cut, the stove continues to provide heat, offering valuable reassurance when other heating systems may become unavailable.
Opening internal doors also helps warm air circulate into neighbouring rooms, allowing the stove to heat a larger area of the home.
Nestor Martin Stanford 21 Oil Stove Built to last with simple maintenance
High-quality cast iron construction gives the Stanford 21 excellent durability and superior heat retention compared with many steel-bodied stoves. Even after you reduce the burner output, the cast iron body continues to radiate stored heat, helping maintain a comfortable and consistent room temperature.
The efficient vapourising burner minimises carbon deposits and keeps maintenance straightforward. A simple de-coking tool allows you to clean the burner inlet during the heating season, while an annual service from a qualified engineer helps maintain safe and efficient operation.
Nestor Martin Stanford 21 Oil Stove Installation flexibility
The Nestor Martin Stanford 21 measures 683mm high, 592mm wide, and 500mm deep, with a robust cast iron construction weighing 100kg.
The stove offers both top and rear flue connection options, giving installers greater flexibility during installation. The centre of the rear flue outlet sits 562mm from the floor, while the centre of the top flue outlet sits 100mm from the rear of the stove, allowing installers to adapt the appliance to different fireplace and flue configurations.
For safe installation, installers should maintain clearances of 300mm from combustible materials at the rear and 250mm at each side. Professional stove installation ensures the appliance operates safely and achieves its full heating potential.
A dependable heating solution for modern homes
The Nestor Martin Stanford 21 Oil Stove delivers dependable, low-maintenance heating with excellent fuel efficiency. Its advanced burner technology, durable cast iron construction, economical running costs, and ability to continue operating during power cuts make it an ideal choice for homeowners seeking reliable everyday comfort.
To find out more about what a professional installation involves, visit our installation process page. For full technical documentation directly from the manufacturer, visit the official Nestor Martin product pages for the Nestor Martin Stanford 21 Oil Stove.
Nestor Martin Stanford 21 Oil Stove — Technical Specifications
Core Specifications
| Specification | Detail |
|---|---|
| Brand | Nestor Martin |
| Model | Stanford 21 |
| Category | Oil Stove |
| Fuel Type | Oil |
| Construction | Cast Iron |
| Burner Type | High-Efficiency Vapourising Burner |
| Nominal Heat Output | 6 kW |
| Efficiency | 79% |
| CO @ 13% | 0.05% |
| Maximum Fuel Consumption | 0.63 L/hr |
| Minimum Fuel Consumption | 0.15 L/hr |
| Push Button Electric Ignition | Yes |
| Electricity Required During Operation | No (after ignition) |
| Recommended Service | Annual Service by a Competent Engineer |
| Dimensions | See Dimensional Download Below |
Dimensions
| Specification | Measurement |
|---|---|
| Height | 683 mm |
| Width | 592 mm |
| Depth | 500 mm |
| Height to Centre of Rear Flue Outlet | 562 mm |
| Distance from Back of Stove to Centre of Top Flue Outlet | 100 mm |
Weight
| Specification | Measurement |
|---|---|
| Weight | 100 kg |
Installation Clearances
| Specification | Requirement |
|---|---|
| Minimum Distance to Combustible Materials (Rear) | 300 mm |
| Minimum Distance to Combustible Materials (Side) | 250 mm |
Downloads
| 7100DA795_2-Copy.pdf |
| Rule of thumb oil use H11 S21.pdf |










Reviews
There are no reviews yet.