> The total cost of these filter boxes are somewhere around the $300-$350 CAD range
About the same as a Coway
But furnace filters are a lot cheapee than most replacement air purifier filters, and that's before you buy your furnace filters at Costco or surplus.
alt Hacker News
But furnace filters are a lot cheapee than most replacement air purifier filters, and that's before you buy your furnace filters at Costco or surplus.