Venting is crucial, as drain-waste-vent (DWV) pipes should smoothly carry waste and water out of a house without gurgles or fumes. This requires an air passageway behind the water. Vent pipes ...

Without the air from the vent, water will flow slowly or even backup. If the drain lines in your home have poor venting, water rushing down the drains will pull water from nearby P-traps ...

Want to make sure your drains are running perfectly? You'll have to know how to properly clean the drain traps. This guide ...