[quote]You may have trouble finding an architect to sign off your plans - ours spent a lot of time ensuring that I understood this. And by the time he has properly checked out your drawings it would cost as ...[/quote] Thanks for the tip - we may have to wait until our next trip to the cottage to re-measure. We have received details of another architect in the area but will investigate further before passing on details. Will keep the forum posted on any further developments. Gail and Steve