> And plumbing codes in America require an entire network of ventilation piping that has been deemed largely unnecessary in much of the world.
There’s a lot of surprising info in that article. This one section that I actually have passing knowledge of is just blatantly false. The majority of US states use and heavily contribute to the international plumbing code which allows for single stack ventilation as described in their linked article. My house from 1958 has single stack ventilation…
Sections like that with easily verifiable falsehoods bring the rest of the facts presented by the article into question for me.
There’s a lot of surprising info in that article. This one section that I actually have passing knowledge of is just blatantly false. The majority of US states use and heavily contribute to the international plumbing code which allows for single stack ventilation as described in their linked article. My house from 1958 has single stack ventilation…
Sections like that with easily verifiable falsehoods bring the rest of the facts presented by the article into question for me.