https://www.homedepot.ca/product/z-flex-z-vent-4-inch-vertical-drain-pipe/1001235244
Z-Flex Z-Vent 4 inch. Vertical Drain Pipe | The Home Depot Canada
The stainless steel vertical drain pipe is used to drain condensate from vertical venting systems. The drain pipe is installed inline with a vertical venting...
the home depotz flex4 inchvertical drain