"RzB" wrote:
I'm trying to make up my mind between this one...

http://tinyurl.com/yhuq3j

and this one..

http://tinyurl.com/ynxzmx

I can't work out what the extra buttons are for on the
Maplin one.

Any recommendations?
Roy

Would this do, £30 delivered:
http://www.fluesystems.com/thermomet...hermometer.htm