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www.ask.com/youtube?q=How To Vent A Sink Drain&v=W-YaPn7Y5MY
Apr 4, 2013 ... http://www.homebuildingandrepairs.com... Click on this link if you're interested in learning more about plumbing and other construction related ...

3 Ways to Vent Plumbing - wikiHow

www.wikihow.com/Vent-Plumbing

An example bathroom layout is as follows. The sink has a drain pipe 1.5" in diameter, which connects to a vertical vent pipe. The toilet has a 3" waste pipe which ...

How to Plumb an Island Sink | The Family Handyman

www.familyhandyman.com/kitchen/how-to-plumb-an-island-sink/view-all

Plumbing an island sink is tricky. We show two methods of properly venting the drain—an island (loop) vent and an air admittance valve—so that waste water ...

Installing an Auto Sink Vent - Plumbing - About.com

plumbing.about.com/od/fixtures/a/Sink-Vent-Installing-An-Auto-Vent.htm

A sink vent is a necessary part of the drain for any sink. The purpose of a sink vent is to help prevent a vacuum that can occur when the sink is full of water.

Easiest Way to Vent Bathroom Plumbing | Home Guides | SF Gate

homeguides.sfgate.com/easiest-way-vent-bathroom-plumbing-69544.html

Local building codes regulate the maximum connection distance of plumbing fixtures for venting purposes. Because a standard sink drain exits through the wall ...

When does an under the sink P-Trap assembly need venting?

diy.stackexchange.com/questions/20435/when-does-an-under-the-sink-p-trap-assembly-need-venting

Nov 3, 2012 ... In the realm of second homeowner woes, I had a P-Trap assembly under the bathroom sink. It was a strait connection to the pipe connected to ...

Figuring Out Your Drain-Waste-Vent Lines - dummies

www.dummies.com/home-garden/plumbing/figuring-out-your-drain-waste-vent-lines/

The vent pipes remove or exhaust sewer gases and allow air to enter the ... Water runs down the sink drain into a p-trap (so called because it's shaped like the ...

Principles Of Venting - Plumbing Basics - DIY Plumbing. DIY Advice

www.diyadvice.com/diy/plumbing/prep/venting/

Oct 10, 2012 ... A true vent is a vertical pipe attached to a drain line that travels through the roof with no ... For a freestanding sink code may allow a loop vent.

Running Drain and Vent Lines - How to Install a New Bathroom ...

www.diyadvice.com/diy/plumbing/bathroom/drain-vent-lines/

Drain and vent lines must be positioned precisely, so you should install them before the supply pipes. It may be possible to simplify supply runs by moving a vent ...

How to Fix a Sewer Gas Smell - HandymanHowto.com

www.handymanhowto.com/sewer-gas-smell/

This project explains how to fix a sewer gas smell coming from under the bathroom sink by replacing the Studor Mini-Vent air admittance plumbing valve.

Answers
How to Vent a Sink Drain
When water drains slowly from a sink even if you know the pipes are clear, the problem may be the result of a poor or absent vent. For a drain to work properly, it must be vented so air can escape the pipe. Installing a vent on an existing drain is a... More »
Difficulty: Moderate
Source: www.ehow.com