If you want to creat a seamless look, use these slabs both inside and out. The etching-which increases the no-slip properties of the stone - also gives it a more neutral colour. This is a really robust, great value stone.
Hamlet Etched Limestone
Suitable for interior and exterior floors, sealing required.
There is a carriage depending on how many sq.m required.
However if order value is over £500 then carraige is F.O.C