What drains faster, a vented or unvented drain? For every side-by-side test that I have ever conducted, the unvented drain is faster.
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We try to focus on topics and issues, rather than stories and anecdotes... but you'll still find a few of those.
What drains faster, a vented or unvented drain? For every side-by-side test that I have ever conducted, the unvented drain is faster.
Read More