Shop our selection of cheap Type 11 radiators that don’t compromise on quality. These are the slimmest radiators we stock, featuring just one front panel and one set of fins to keep the depth to a minimum (usually around 50mm).

Perfect for hallways, small bathrooms, or tight spaces, a single convector Type 11 radiator gives you reliable heat output without the bulk. Check out our low prices below and get your new single panel single fin radiator delivered fast.

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Buying Type 11 Radiators: Quick Tip

A Type 11 radiator means one panel and one set of convector fins. It’s a great pick when you want a slimmer projection from the wall but still need better performance than a plain single panel. If your BTU/Watts target is a bit higher, go wider or taller rather than deeper — Type 11 keeps the profile tidy while still delivering efficient everyday heating.

Who Should Buy a Type 11 Radiator?

And who should consider alternatives

Who Should Buy

Homes with wet central heating

Ideal if you already have a boiler and pipework. Type 11 radiators are straightforward replacements and suit most standard UK heating systems without needing anything complicated.

Rooms where depth is limited

Perfect for spaces where you don’t want a radiator to stick out too much — such as under windows, in corridors, or anywhere you want to keep walkways clear and the look neat.

Everyday heating with a tidy profile

A solid option for bedrooms, box rooms, studies, and smaller living areas, offering efficient warmth without the bulk of thicker, higher-output radiator types.

Who Shouldn't Buy

Large rooms needing high heat output

If you have a big lounge, open-plan space, or lots of heat loss from large windows, a Type 11 may struggle unless you choose a much larger size — a Type 21 or Type 22 can deliver more output in less wall space.

Properties without a wet heating system

Type 11 radiators need a boiler and water-filled pipework. If you don’t have a central heating system in place, electric radiators or panel heaters are usually the practical route.

You want a standout designer look

Type 11 radiators focus on function and value. If the radiator is meant to be a feature, you may prefer a designer flat panel, a vertical style, or a traditional column radiator to suit your décor.

FAQs About Type 11 Radiators

Help with choosing, sizing and performance

  • What is a Type 11 radiator?

    A Type 11 radiator is a single panel radiator with one set of convector fins behind the panel. The fins increase the surface area to improve convection, helping the radiator warm the room efficiently while keeping the overall depth slimmer than double panel options.

  • Where are Type 11 radiators best used?

    Type 11 radiators are best for smaller rooms, hallways, studies, and spaces where you want a neat, low-profile radiator that doesn’t project too far from the wall. They’re also a good choice where pipework positions or window sills limit available depth.

  • How do I choose the right Type 11 radiator size?

    Start by calculating your room’s heat requirement in BTUs or Watts based on its size, insulation, window area, and how the space is used. Then choose a Type 11 radiator with an output that meets or slightly exceeds that figure. If the output you need is high but depth is limited, you may need a wider or taller model to reach the target.