H COWL IS THERE A BEST DIRECTION HAVE H FACING NORTH OR FACE SIDE ON NORTH HOUSE FACES NORTH WESTERLY NORTHERLY STRONG WINDS WER SOME TIMES GETTING SMOKE FIRES BEEN GOING A FEW HOURS

Hi, thanks for your enquiry. A "H cowl" should be positioned so that the horizontal bar of the "H" should be perpendicular to the wind flow. There is no specific direction that is "best", as the H cowl is designed to work in any wind direction.