If installed on a wall, they should be sited no closer than 1 metre from a junction of that wall with another wall or with the roof of the building.
Os ydynt yn cael eu gosod ar wal, ni ddylid lleoli paneli lai nag 1 metr o le y mae’r wal hwnnw’n cyffwrdd â wal arall neu â tho’r adeilad.