![plumbing - Install air admittance valve to solve musty smell (sewer gas)? - Home Improvement Stack Exchange plumbing - Install air admittance valve to solve musty smell (sewer gas)? - Home Improvement Stack Exchange](https://i.stack.imgur.com/xLzDj.png)
plumbing - Install air admittance valve to solve musty smell (sewer gas)? - Home Improvement Stack Exchange
![Question: does this look right? I am not a plumber but the kitchen smells horrible and it seems to be coming from this area. I've never seen this setup before and feel Question: does this look right? I am not a plumber but the kitchen smells horrible and it seems to be coming from this area. I've never seen this setup before and feel](https://i.redd.it/i1xxtz9hm8g81.jpg)
Question: does this look right? I am not a plumber but the kitchen smells horrible and it seems to be coming from this area. I've never seen this setup before and feel
![plumbing - Install air admittance valve to solve musty smell (sewer gas)? - Home Improvement Stack Exchange plumbing - Install air admittance valve to solve musty smell (sewer gas)? - Home Improvement Stack Exchange](https://i.stack.imgur.com/r7sHo.jpg)
plumbing - Install air admittance valve to solve musty smell (sewer gas)? - Home Improvement Stack Exchange
![Found a capped soil pipe under the stairs - is this bad? - Page 1 - Homes, Gardens and DIY - PistonHeads UK Found a capped soil pipe under the stairs - is this bad? - Page 1 - Homes, Gardens and DIY - PistonHeads UK](https://i.imgur.com/ofZyxWb.jpg)