![Contractor installed this. I know it's wrong but need examples to show him correct way. : r/askaplumber Contractor installed this. I know it's wrong but need examples to show him correct way. : r/askaplumber](https://i.redd.it/fqxvnkp2yapb1.jpg)
Contractor installed this. I know it's wrong but need examples to show him correct way. : r/askaplumber
![Kitchen sink, p-trap and long horizontal drain | Terry Love Plumbing Advice & Remodel DIY & Profe… | Plumbing installation, Double kitchen sink, Kitchen sink design Kitchen sink, p-trap and long horizontal drain | Terry Love Plumbing Advice & Remodel DIY & Profe… | Plumbing installation, Double kitchen sink, Kitchen sink design](https://i.pinimg.com/originals/69/a4/30/69a4309360f215cb7ee9b598c97cd8f1.jpg)
Kitchen sink, p-trap and long horizontal drain | Terry Love Plumbing Advice & Remodel DIY & Profe… | Plumbing installation, Double kitchen sink, Kitchen sink design
![plumbing - Better choice for a kitchen sink p-trap: ABS and cemented joints or polypropylene and slip joints? - Home Improvement Stack Exchange plumbing - Better choice for a kitchen sink p-trap: ABS and cemented joints or polypropylene and slip joints? - Home Improvement Stack Exchange](https://i.stack.imgur.com/FQtZr.png)