Replacing or installing a bathroom faucet can instantly refresh your space, adding style and functionality. If you’re considering this project, you might be weighing the pros and cons of tackling it yourself or hiring a professional plumber. While a DIY approach can save money, it may present challenges that could make you rethink your decision. Here’s everything you need to know about the process, potential pitfalls and whether it’s necessary to call in an expert.
DIY Bathroom Faucet Installation: Is It Worth It?
Taking on a bathroom faucet installation yourself can be rewarding, especially if you enjoy hands-on projects. However, it requires preparation, basic plumbing knowledge and the right tools. Here’s what to expect.
Steps to Install a Bathroom Faucet Yourself
Gather Tools and Materials: New faucet set, adjustable wrench, plumber’s tape, basin wrench, bucket and towels (to catch any water) Silicone caulk (if needed)
- Turn Off the Water Supply:
Locate the shutoff valves under your sink and turn them off. Open the faucet to release any remaining water pressure.
- Remove the Old Faucet:
Use the basin wrench to loosen and remove the nuts securing the existing faucet. Disconnect the water supply lines and carefully lift the faucet out.
- Prepare the Sink:
Clean the area around the faucet holes to remove debris or old caulk.
- Install the New Faucet:
Place the new faucet into the designated holes and secure it with mounting hardware. Connect the water supply lines to the faucet and tighten them with the adjustable wrench.
- Seal and Test:
Apply silicone caulk (if necessary) around the base of the faucet for a watertight seal. Turn the water supply back on and test the faucet for leaks.
Potential Challenges of DIY Installation

While these steps seem straightforward, you might encounter several obstacles:
Tight Spaces: Working under the sink can be awkward and uncomfortable, especially in small bathrooms.
Leaky Connections: If connections aren’t secured properly or you skip using plumber’s tape, leaks may occur.
Mismatched Parts: Older plumbing systems may not align with modern faucets, requiring additional adapters or modifications.
Damaging the Sink: Improper removal of the old faucet or over tightening screws can crack or chip the sink.
Lack of Specialized Tools: Tools like a basin wrench, while essential, might not be part of your standard DIY toolkit.
When to Hire a Professional Plumber
While a skilled DIYer might handle a faucet installation without a hitch, certain situations call for a professional plumber.
Complex Plumbing Systems:
Older homes or custom bathroom setups might feature non-standard plumbing that requires expert adjustments.
Corroded or Damaged Fixtures:
If pipes or connections are rusty or damaged, a plumber has the knowledge and tools to replace them without causing further issues.
Time Constraints:
A professional can complete the job quickly and efficiently, saving you from spending hours troubleshooting unexpected challenges.
Code Compliance:
In some areas, plumbing work must comply with local building codes. A licensed plumber ensures the installation meets these requirements, preventing potential legal or insurance issues.
Benefits of Hiring a Plumber

While it involves additional cost, hiring a plumber offers significant advantages:
Expertise and Precision: Plumbers have the experience to handle unexpected problems and ensure a flawless installation.
Warranty and Peace of Mind:
Many plumbers offer warranties for their work, guaranteeing repairs or adjustments if issues arise.
Proper Tools and Materials:
Plumbers arrive equipped with the right tools, minimizing the risk of delays or damage.
Time Savings:
With their efficiency, plumbers can complete the job in a fraction of the time it might take you.
While DIY saves money upfront, mistakes can lead to additional expenses for repairs, parts, or even hiring a plumber to fix what went wrong. If you’re comfortable with basic plumbing tasks and have the tools, DIY could be a great way to save money. However, for complex setups, older plumbing systems, or if you simply prefer peace of mind, hiring a plumber is a smart investment. Take stock of your abilities, the faucet style and your home’s plumbing condition to make the best choice.
Ultimately, the decision comes down to your confidence level and the complexity of the task. Whether you roll up your sleeves or call in a pro, a properly installed bathroom faucet will enhance your space for years to come.
The Great Plumbing Co.
For nearly three decades, The Great Plumbing Co. has been providing exceptional plumbing services for homeowners as well as business owners throughout Toronto and the GTA. Whether you’re dealing with a leaky hose bib, a clogged drain, or a toilet repair and service you can trust The Great Plumbing Co. to deliver timely solutions tailored to your specific requirements.
Contact us or book online to schedule your residential plumbing appointment.