CSA B805-18: The number that catches the rain

Rainwater harvesting has had a few roadblocks, but one of the largest was removed in May 2018.  In May, the Standards Council of Canada in conjunction with the Canadian Standards Association and  International Code Council, released the long awaited Rainwater Harvesting Systems National Standard, CSA B805-18/ICC 805-2018. Why is this a big deal? Policy people…