John Stumbles wrote:
On Thu, 14 Sep 2006 05:17:55 -0700, Lobster wrote:

TBH I suspect that the cost difference between my largest
"guesstimated" rad wouldn't be vastly different to the ideal size, so
that's not my main motive - would just rather keep it neat and not clog
up the room with more hardware than required.

Anyone know of a Noddy guide to calculating U-values?

Google :-)

There are a few standard U values used in the calculators and you can pick
up some others online

Here are some I made up earlier :-)


[snipped U's]

Thanks a lot John - I'll fire up Excel over the weekend and have a play!
David