Air Admittance Valve vs Vent [Which is Better for Plumbing Ventilation?]
Proper ventilation is crucial for an efficient and problem-free plumbing system. There are two main types of plumbing vents used to maintain air pressure and prevent sewer gases from entering buildings: air admittance valves (AAVs) and traditional passive vents. Both AAVs and vents allow air into the plumbing system to facilitate proper drainage and avoid…