![Oatey 3-in to 4-in x 4-in PVC Vent and Pipe Flashing in the Vent Pipe Flashing department at Lowes.com Oatey 3-in to 4-in x 4-in PVC Vent and Pipe Flashing in the Vent Pipe Flashing department at Lowes.com](https://mobileimages.lowes.com/productimages/ab601e1e-0ee7-41d8-8445-0fc526f176d6/64028366.jpg)
Oatey 3-in to 4-in x 4-in PVC Vent and Pipe Flashing in the Vent Pipe Flashing department at Lowes.com
![How To Repair a Broken Septic Pipe - Plumbing Perspective | News, Product Reviews, Videos, and Resources for today's contractors. How To Repair a Broken Septic Pipe - Plumbing Perspective | News, Product Reviews, Videos, and Resources for today's contractors.](https://plumbingperspective.com/wp-content/uploads/sites/3/2021/09/septic-system-design.jpg)
How To Repair a Broken Septic Pipe - Plumbing Perspective | News, Product Reviews, Videos, and Resources for today's contractors.
![Is this cap incorrect? Buying a new house and the Inspector said to remove it, but want to learn the 'why'. : r/Plumbing Is this cap incorrect? Buying a new house and the Inspector said to remove it, but want to learn the 'why'. : r/Plumbing](https://preview.redd.it/is-this-cap-incorrect-buying-a-new-house-and-the-inspector-v0-yehlewo3edbb1.jpg?width=1080&crop=smart&auto=webp&s=c5aad1c9ffc150576d0f889175ce74890f035975)
Is this cap incorrect? Buying a new house and the Inspector said to remove it, but want to learn the 'why'. : r/Plumbing
![Purpose of septic vents both in the yard and also through the roof? - Home Improvement Stack Exchange Purpose of septic vents both in the yard and also through the roof? - Home Improvement Stack Exchange](https://i.stack.imgur.com/IzWId.png)
Purpose of septic vents both in the yard and also through the roof? - Home Improvement Stack Exchange
![Oatey 3-in to 4-in x 4-in PVC Vent and Pipe Flashing in the Vent Pipe Flashing department at Lowes.com Oatey 3-in to 4-in x 4-in PVC Vent and Pipe Flashing in the Vent Pipe Flashing department at Lowes.com](https://mobileimages.lowes.com/productimages/94e2b4e5-14c2-4fd0-8696-985ad92ad8f0/47665009.jpg)
Oatey 3-in to 4-in x 4-in PVC Vent and Pipe Flashing in the Vent Pipe Flashing department at Lowes.com
![What is this PVC pipe for? I'm thinking it has something to do with the septic system but the tank is about 20 feet away. There are no markings at all. : What is this PVC pipe for? I'm thinking it has something to do with the septic system but the tank is about 20 feet away. There are no markings at all. :](https://preview.redd.it/9hrau2d6j2451.jpg?width=640&crop=smart&auto=webp&s=bc37125b4cf2d7fccb027a0dfd3bada0b3cadf82)