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A cheater air vent, also referred to as an air admission shutoff (AAV), is a kind of pipes air vent that allows air to get in the drainage system without needing a standard vent pipeline that expands via the roof. These gadgets are often described as "cheater vents" due to the fact that they offer a less complicated, "cheat" technique of airing vent without the requirement for complicated air vent stacks. Exactly how Does a Cheater Vent Work? A cheater air vent features by permitting air to get in the water drainage system when adverse pressure is produced
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