“Works great. Have been using on an outside vent stack to keep sewage odors from blowing into the front yard...”
“Works great. Solved a lot of problems”
“Product arrived promptly and well-packaged. Although not shown in the stock photo, it comes with a rubber gasket...”
“The installation was a breeze. We had stench coming from our vent stacks on the roof. The problem was immediately solved...”
“did not work on my system well”
“I put it on a 4" air vent stack. It works flawlessly.”
