I bought lengths at the hardware store. It was a little over $1 a foot. You can have them cut it down to the length you need so you won't have to buy a big giant long pipe. I used 4" and 1.5" pipe. My ...

Polyvinyl chloride (PVC) is hailed as a wonder material, and, in many ways, it is. However, the possibilities are not endless. PVC has its limits, especially in HVAC applications. PVC sometimes makes ...