
Ratings & Reviews for Dearborn Plastic Air Admittance Valve with 1-1/2-in OD Connection
Ratings may include incentivized customer reviews.
What Customers Are Saying
The Air Admittance Valve (AAV) is generally an effective and affordable solution for venting plumbing systems. Many customers found it resolved slow drainage and sewer odor issues, and reported it was easy to install. However, some customers experienced issues with the product not completely solving odor problems or receiving defective units. Overall, the AAV is a functional product that provides good value, though higher-quality options may be preferable for certain applications.
Customer review summary generated by AI, including incentivized reviews.Replaced the old one, sink drains are it should.
Simple fix
From Plastic Air Admittance Valve with 1-1_SLASH_2-in OD Connection Verified Purchaser
Plumbing air vents
Cheaply made ( if you know what avent and how it works when you have a draining issue with a gurgling water it’s starving for air taking water out of the trap( the vent opens and supplies the air that follows the flow of water ( this unit would not open!!!( don’t work !!
From Plastic Air Admittance Valve with 1-1_SLASH_2-in OD Connection Verified Purchaser
Good product. Reasonably priced.
Would RecommendGood product. Reasonably priced. Replaced 40 year old part with this part under the mother-in-law‘s kitchen sink. Fixed the smell in under five minutes.
From Plastic Air Admittance Valve with 1-1_SLASH_2-in OD Connection Verified Purchaser
Works as Advertised
Would RecommendWhile remodeling my 110 year old Craftsman kitchen I discovered the sink vent pipe had just been terminated in the soffit above the sink. I extended the pipe into the attic and terminated it with this valve until summer comes when I can extend the vent pipe through the roof. Note building code does not allow admittance valves where I live, so this is just a temporary fix for me, but the valve works great. I could not tell the difference in sink drainage before and after the valve was installe...
From Plastic Air Admittance Valve with 1-1_SLASH_2-in OD Connection Verified Purchaser
Air Admittance Valve
Would Recommend[Employee of lowes] Very easy to replace
From Plastic Air Admittance Valve with 1-1_SLASH_2-in OD Connection Verified Purchaser Lowe's Employee
easy install
From Plastic Air Admittance Valve with 1-1_SLASH_2-in OD Connection Verified Purchaser
Great replacement for faulty air admittance valve
Would RecommendUsed to replace an old one that had quit working properly.
From Plastic Air Admittance Valve with 1-1_SLASH_2-in OD Connection Verified Purchaser
In a pinch
Use these when I have too. Works well.
From Plastic Air Admittance Valve with 1-1_SLASH_2-in OD Connection Verified Purchaser
junk
Would Not Recommendfell apart before i even screwed it on the pipe.
From Plastic Air Admittance Valve with 1-1_SLASH_2-in OD Connection Verified Purchaser
Thank you for writing a review. We realize your experience with our product has been less than ideal and we would like to have the opportunity to cha... Read More

We value your feedback and apologize for any disappointment. If you're still experiencing issues, please reach out to us at technical@oatey.c... Read More