Sure-Vent 1-1/2 in. PVC Air Admittance Valve with 20 DFU Branch and 8 DFU Stack (2-Pack)
Includes 2 valves ($19.18 /valve)
$38.35
Pay $13.35 after $25 OFF your total qualifying purchase upon opening a new card. 
Apply for a Home Depot Consumer Card- Air admittance valve design can hold up to pressure changes
- Heavy-duty PVC frame is resilient, lightweight, and non-toxic
- AAV vent prevents sewer gases from escaping into a building
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