Tag Archive for Tag: Vent

Tag: Vent Venting

Waste pipes are vented to the outside to balance the air pressure in various branches and to dilute any gases present. The availability of air prevents back pressure and protects traps against siphonage. Types of Vents The main vent is the principal artery of the venting system. It supplies air to branch vents, which, in turn, convey it to individual vents and wastewater

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