Horizontal vent pipes for appliances, like a water heater, should go up a little since they go toward outside, as proven under. This prevents CO from leaking if the joints or pipes are not equipped tightly. The oxidation condition of carbon in carbon monoxide is +two in Each individual of https://andersonpmetm.thelateblog.com/29443959/what-to-consider-when-buying-a-home-with-acreage-in-johnstown-can-be-fun-for-anyone