## How to Pipe a Double Kitchen Sink: A Comprehensive Guide
**Overview**
Installing and piping a double kitchen sink can be a challenging task, but with the right tools and materials, it is a project that can be completed by most DIYers. This guide will provide you with all the information you need to know about how to pipe a double kitchen sink, including the materials you will need, the steps involved, and some troubleshooting tips.
**Materials You Will Need:**
* Double kitchen sink
* Sink strainer
* Sink flange
* P-trap
* Slip joint nuts
* Teflon tape
* Caulking gun
* Caulk
* Plumber’s putty
* Pipe wrench
* Adjustable wrench
* Hacksaw
* Measuring tape
**Steps:**
**1. Prepare the Sink**
* Remove the old sink from the countertop.
* Clean the countertop and the underside of the new sink.
**2. Install the Sink Strainer**
* Place the sink strainer over the drain hole in the sink.
* Secure the strainer with the included hardware.
**3. Install the Sink Flange**
* Place the sink flange over the drain hole in the countertop.
* Secure the flange with the included hardware.
**4. Install the P-trap**
* Assemble the P-trap according to the manufacturer’s instructions.
* Attach one end of the P-trap to the sink strainer.
* Attach the other end of the P-trap to the drain pipe.
**5. Install the Slip Joint Nuts**
* Place a slip joint nut on each end of the P-trap.
* Tighten the slip joint nuts with a pipe wrench.
**6. Apply Teflon Tape**
* Wrap Teflon tape around the threads of the drain pipe.
* Wrap Teflon tape around the threads of the water supply lines.
**7. Install the Water Supply Lines**
* Connect the water supply lines to the sink faucets.
* Hand-tighten the water supply lines.
* Use an adjustable wrench to further tighten the water supply lines.
**8. Caulk the Sink**
* Apply a bead of caulk around the perimeter of the sink where it meets the countertop.
* Smooth the caulk with your finger.
**9. Install the Plumber’s Putty**
* Roll out a piece of plumber’s putty into a snake.
* Place the plumber’s putty around the base of the faucets.
**10. Turn on the Water Supply**
* Turn on the water supply to the sink.
* Check for leaks.
**Troubleshooting Tips**
* If you have a leak around the sink, you may need to tighten the slip joint nuts or apply more caulk.
* If you have a leak around the faucets, you may need to tighten the faucet nuts or replace the plumber’s putty.
* If you have a leak from the drain, you may need to tighten the P-trap nuts or replace the washer in the sink strainer.
**Conclusion**
By following the steps outlined in this guide, you will be able to pipe a double kitchen sink like a pro. If you encounter any problems, be sure to consult with a licensed plumber.