Type 22 radiators are double panel versions of convector radiators, making for a perfect no-frills space heating option that works with excellent efficiency.
Incorporating double panels and convector fins as standard, Type 22 radiators actually provide a significantly stronger heat output than alternatives despite having the same dimensions as single panel (Type 11) models, for example.
To find out more, browse our article, About (Type 22) double panel convector radiators.