A double vanity doubles the sinks and the plumbing behind them, and it is a favorite upgrade that needs the right supply and drain setup. The plumbing decides how easily it goes in.
The single
One sink needs one supply set and one drain, and the plumbing is simple and compact.
The double
Two sinks share supply lines and a drain that must be sized and vented for both running at once.
The rough-in
A double vanity needs both hot and cold supplies run to each basin, plus a drain arrangement that keeps both flowing without gurgling.
The space
The extra plumbing fits in the same wall, but the venting and the slope have to be right. rain and older housing stock mean corroded fittings and slow drains show up often In Vancouver, a double vanity is a strong resale feature.
The morning
Two sinks end the morning queue, which is why a double vanity is a favorite in a shared bath. The extra plumbing is a modest cost for the convenience.
The call
Plan the plumbing before the cabinets. Call 888-217-3585 and Vancouver Plumber Connect will match you with a Vancouver pro.
Plumbing in Vancouver: what to know
In Vancouver, rain and older housing stock mean corroded fittings and slow drains show up often. Pros in our network know the local quirks and bring the right parts on the first visit.
Across Clark County — from Portland, Camas and Fairview to ZIP codes like 98661, 98664, 98663 — homeowners deal with the same kinds of issues. The tips above apply locally, and when a job goes beyond a quick fix, a vetted local pro is only a call away.
Need a hand in Vancouver?
If a plumbing issue is beyond a quick fix, don't wait for it to get worse. Call 888-217-3585 and Vancouver Plumber Connect will match you with a vetted local pro — usually within minutes. Learn more about plumbing help in Vancouver.