What size Whelping box?

[Piratebears]

Me again - its 1 am here and me and m tape measure wonder what size should a newfy welping box be !? Ive heard lots of different things - and wondered what your ideas and experiences were ?

 

[janices]

There's another thread on whelping boxes you may want to look at.
http://www.newf.net/Forums/showthread.php?t=82614&highlight=whelping+box