The Natural Philosopher wrote:

What do you think?

I'm puzzled cos this is a DIY group. Are you asking for assistance in
calculating when the house extension will be needed?

Anna

~~ Anna Kettle, Suffolk, England
|""""| ~ Lime plaster repairs
/ ^^ \ // Freehand modelling in lime: overmantels, pargeting etc
|____| www.kettlenet.co.uk 01359 230642