Installing a new bathroom sink can seem like a daunting task, but with the right tools and a little know-how, it can be a simple and rewarding DIY project. Not only will it give your bathroom a fresh new look, but it can also save you money by avoiding the cost of hiring a professional. Follow these 13 steps to successfully install your own bathroom sink.How to Install a Bathroom Sink: 13 Steps (with Pictures) - wikiHow
Before you begin, gather all necessary materials, including the sink, faucet, drain assembly, silicone caulk, and plumber's putty. Make sure the sink and faucet are compatible and measure the space where the sink will be installed to ensure a proper fit.Bathroom Sink Installation Guide - The Home Depot
Start by turning off the water to your bathroom. This can usually be done by turning off the shut-off valves under the sink. If you don't have shut-off valves, you will need to turn off the main water supply to your home. Next, disconnect the old sink and remove it from the vanity or countertop.Bathroom Sink Installation Guide - The Spruce
Once the old sink is removed, clean the area where the new sink will be installed. Use a putty knife to remove any old caulk or adhesive and wipe down the surface with a mild cleaner. This will ensure a clean and smooth surface for the new sink to be installed on.Bathroom Sink Installation Guide - Lowe's
Now it's time to install the faucet. Follow the manufacturer's instructions and use plumber's putty to create a watertight seal around the base of the faucet. Then, place the faucet through the mounting holes in the sink and secure it from underneath with the mounting hardware provided.Bathroom Sink Installation Guide - This Old House
Next, attach the drain assembly to the sink. Apply plumber's putty to the underside of the flange and insert it into the drain opening. From underneath the sink, screw on the retaining nut and make sure the drain assembly is tight and secure.Bathroom Sink Installation Guide - DIY Network
Now it's time to install the sink onto the vanity or countertop. Apply a thin bead of silicone caulk around the edge of the sink and carefully place it in the designated area. Use a level to ensure the sink is straight and then press down firmly to secure it in place.Bathroom Sink Installation Guide - HGTV
If your sink came with mounting clips, now is the time to install them. These clips will help to secure the sink to the vanity or countertop. Simply attach the clips to the underside of the sink and tighten them with a screwdriver.Bathroom Sink Installation Guide - Family Handyman
Once the sink is securely in place, connect the water supply lines to the faucet. Use Teflon tape to create a tight seal and then turn the water back on. Check for any leaks and tighten connections as necessary.Bathroom Sink Installation Guide - Bob Vila
Lastly, apply a final bead of silicone caulk around the edge of the sink to create a watertight seal and give your installation a finished look. Wipe away any excess caulk and allow it to dry completely before using the sink.Bathroom Sink Installation Guide - Angie's List