Everbilt 1-1/2 in. PVC Air Admittance Valve with 20 DFU Branch and 8 DFU Stack

Everbilt AAVs pack 6 times the required airflow into an ultra-compact, whisper-quiet package. Scientifically tested to never fail and built to exceed IPC and UPC standards, they eliminate traditional vent stacks-drastically cutting labor and material costs. Maintenance-free and perfect for both new construction and retrofits, Everbilt AAVs deliver unmatched reliability, efficiency, and peace of mind.

• AAV lets air into drains without releasing harmful sewer gases
• AAV performs reliably in both high and low pressure conditions
• PVC material is very durable, lightweight, and long lasting