On 08/07/2019 10:43, Stephen wrote:
On Sun, 30 Jun 2019 09:26:12 +0100, ARW
wrote:

If using rectangular ducting then you would be better off with a brick
grille.

I wondered that but what are the chances of the brick being in perfect
alignment to where I want the duct!?


Flexible rectangular ducting for the last bit?

--
Adam