Installing Your 2 Inch Concentric Vent Kit Right
If you're setting up a high-efficiency furnace or a tankless water heater, picking up a 2 inch concentric vent kit is probably one of the smartest moves you can make to keep the exterior of your home looking clean. Instead of having two separate PVC pipes—one for pulling in fresh air and another for blowing out exhaust—sticking out of your siding like a pair of snorkel tubes, this kit lets you do everything through a single hole. It's a much more streamlined approach, but there are a few things you should know before you start cutting holes in your walls. ...