Corrosive liquids can harm DWV piping systems not designed for chemicals. The IPC requires dilution, neutralization, or treatment of chemical waste before discharge. Vents must also use rated piping to avoid harm from vapors.
What do the 3-model codes, UPC (Uniform Plumbing Code), IPC (International Plumbing Code) and NSPC (National Standard Plumbing Code), have to say on the subject?
Given the current upward trend and volatility of fossil fuel pricing, there’s renewed interest in heating using wood pellets. Federal incentives that currently cover 26% of some qualified equipment adds enticement toward purchasing pellet-burning stoves.