On 01/03/2017 16:54, harry wrote:
On Wednesday, 1 March 2017 15:25:15 UTC, jim wrote:
compared with generic pressed steel panel radiators, how
efficient are column rads aka school rads, for same height &
length?

The correct name is cast iron sectional radiators.
They have only one advantage; they are very long lived.
They are very heavy, expensive and slow to heat up/ cool down.
Unless you love the appearance!

Nostalgia for schooldays?

--
Max Demian