Buying cast iron radiators

Are cast iron radiators as efficient as modern radiators?


Can I replace a modern panel radiator with a traditional cast iron one?


Does powder coating risk causing leaks?


How big should my cast iron radiator be?


How does delta T affect heat output?


I’m buying a large radiator, what do you mean by extra leg sections?


I need my radiator to be a certain length, how many sections do I need?


Is Pewter just a primer?


What does partial home assembly mean?


What is the maximum operating pressure of a cast iron radiator?


What is the maximum size of radiator I can have?


What’s the difference between powder coat and spray painted finishes?


Why do I need to specify whether the radiator is going upstairs or downstairs?