By using our site, you agree to our cookie install p trap utility sink. Whether you’re installing a new sink in a recently constructed home or replacing an old one, you can learn to plan properly and install your new sink securely. While different sinks will need to be installed depending on the variations of the kit you’re using, the basic steps in the process are usually the same. Learn how to assemble and fit your new sink into place quickly and efficiently.
Get the necessary tools for the job. You can install a new sink with basic tools and new components that match the valves already installed in your plumbing. Turn off the water supply valves. Typically located beneath the sink, it’s critical that you shut off the water supply to the sink before you remove it. If the valves are not beneath the sink, then you’ll have to turn off the main water supply. This is typically located on a lower level or the basement near the water meter.
Remove the old sink, if necessary. If you’re replacing a sink, you’ll obviously need to remove the sink that’s in place before installing the new one. Disconnect the supply and drain lines from the faucet, using locking pliers or a crescent wrench. A small amount of water may leak out when you do this, which is normal. Just use a bucket or a towel to handle the water that leaks out.
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Remove the current sink by sliding the edge of a putty knife around the perimeter of the bathroom sink, loosening any caulk that connects it. Measure the new sink to make sure it fits the space. All new sinks should come with a template of the mounting opening, marking the location of the faucet holes, including a cutout for the sink. You can use the template to make sure the sink fits in the desired location. If it doesn’t, you may need to do some trimming or, or cut the entire opening if you’re installing a sink in a house under construction. Put the sink in place and caulk it. Put a thin bead of silicone around the bottom lip of the sink and set it into the hole.
Clean up any excess silicone or smooth a line. Depending on the design of the sink and the opening where it connects to the plumbing lines, you may need to caulk in any number of different places. Connective clips are often included with new sinks to help anchor the units into place, in addition to the sealing caulk. The design of this varies, and will depend on the type of sink and the design, but they usually act like a lever to hold the sink in place. Follow the instructions included with the new sink and defer to the manufacturer’s guidelines. New faucets usually screw onto the faucet assembly in a clockwise direction.
Some faucets will have a rubber gasket around the base, and screw on easily, while others will recommend using silicone sealant to secure to the sink or counter. You can anchor the faucet by reaching up underneath and using lock nuts that are included with the installation kit. Install the tailpiece and drain kit. Drop the tailpiece through the sink and screw on the tailpiece nut from underneath.
Some sinks come with gaskets that go between sink and tailpiece. If it doesn’t, use non-hardening plumbers’ putty or silicone to create the seal. Install the gasket, the included cardboard washer, and the locknut to secure the tailpiece. Make sure the water lines match the new fixture. 8ths compression, which is a different type of thread commonly used on end valves, and intended to provide leak-free seal over hard copper. Water supply lines should screw into place with the corresponding joints on the new faucet. The specific size of the connectors should be included in the instructions for the specific faucet that you’re installing.