Guide for Contractors [Updated 2024]

Cost to Install a New Toilet

Looking to install a new toilet? Look no further! Check out our comprehensive guide that covers everything a contractor needs to know about costs, installation instructions, and material purchasing tips. Take the guesswork out of the process and make your next toilet installation project a breeze.

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Cost Breakdown

Item DescriptionQuantityUnit of MeasureUnit PriceTotal Price
New Toilet1Unit$150.00$150.00
Wax Ring and Bolts1Kit$10.00$10.00
Water Supply Line1Unit$20.00$20.00
Labor Cost2Hours$70.00$140.00
Delivery Charges1Flat Rate$30.00$30.00

Estimate Assumptions

This cost estimate for installing a new toilet is based on several key assumptions. The new toilet unit cost is estimated at $150.00. The wax ring and bolts which help to seal and secure the toilet to the floor are priced at $10.00 for a complete kit. The water supply line is estimated to cost $20.00. Labor cost is based on an estimated 2 hours of work at a rate of $70.00 per hour, a rate that varies by region and contractor expertise. Delivery charge of $30.00 has been included as a standard cost. Please note that these costs can vary based on local market rates, the specific model of the toilet, and other factors. Costs such as old toilet removal and disposal are not included in this estimate.

Project Timeline

The estimated timeline for completing the toilet installation project is approximately half a day. This includes the removal and disposal of the old toilet, preparation of the surface, toilet installation and water supply line setting up. The actual timeline may vary depending on the client's schedule, the complexity of the work, and any unforeseen challenges that may arise during the renovation process. It is advisable to discuss the timeline in detail with your client to ensure that it aligns with their schedule.

How to Install a New Toilet: A Detailed Guide for Residential Contractors

Welcome to this detailed guide on how to install a new toilet, a resource specifically designed for residential contractors. In this blog post, we will cover the reasons why a toilet replacement may be necessary, the alternatives to offering clients, a step-by-step installation guide, and pro tips to ensure successful toilet installations.

Why a Toilet Would Need to be Replaced

Toilet replacement is not just to meet the home's sanitation needs but it also impacts the overall quality and value of a property. Here are a few reasons why installing a new toilet is an important task:

  • Old and Damaged: Over time, toilets can succumb to wear and tear and may require replacement to ensure optimum functionality and maintain the overall aesthetic of the bathroom.
  • Energy Efficiency: Old toilets consume more water per flush compared to newer models. Replacing them with high-efficiency models can significantly reduce water usage and lower utility bills.
  • Upgrading Bathroom Aesthetics: Installing a new toilet can drastically change the aesthetic appeal and add value to the bathroom. Modern toilets come in different designs and colors, offering homeowners a range of options based on their preferences.

As such, replacing an old toilet not only makes a positive impact on the environment and reduces expenses, but also enhances the bathroom's overall appeal.

Possible Alternatives to Toilet Replacement

While toilet replacement is usually the best course of action in many cases, it’s important that as a residential contractor, you're aware of alternatives you can recommend to homeowners. Here are some options:

  • Repairing the Current Toilet: If the toilet's issue is minor, such as a faulty flush valve or a leak, repairing the existing toilet is a cost-effective and time-saving alternative to complete replacement.
  • Upgrading Internal Parts: In some cases, upgrading some internal parts of the toilet, such as the fill valve or the flush valve, might be an effective solution, particularly when aiming for better efficiency.

The right approach depends on the specifics of the situation, taking into consideration factors such as the toilet's current condition and the homeowner's budget and preferences.

Detailed Steps for Toilet Installation

Proper toilet installation requires precision and a high-level of attention to detail. Here's a step-by-step guide to assist you with the process:

Preparation Stage

First, and the most crucial step, remove the old toilet carefully. For clean removal, drain the water completely, detach the water supply, and unfasten the nuts and bolts that are securing the toilet onto the floor.

Inspect and Prepare the Flange

Once the old toilet is removed, inspect the flange for any damage. If it is in good condition, clean it thoroughly before installing a new toilet. If not, you'd need to replace the flange.

Set the Wax Ring and Toilet Base

Afterward, place the wax ring onto the flange. Then, carefully align and place the toilet base onto the wax ring and flange, ensuring it's leveled and secure. Tighten the bolts carefully to avoid cracking the toilet base.

Attach the Tank and Seat

Next, attach the tank to the toilet base, followed by the toilet seat. Make sure all the parts are securely fastened.

Connect the Water Supply

Finally, reattach the water supply line and turn on the water. Perform flush tests to check for any leaks and ensure the toilet is functioning properly.

Professional Tips for Successful Toilet Installation

For a flawless toilet installation, here are some pro tips you can put to use:

  • Choose the Right Toilet: From comfort height toilets and low-flow models to dual-flush toilets and intelligent toilets, there are several options in the market. Understand the client's needs and help them choose the right fit.
  • Use Quality Supplies: High-quality installation supplies like wax rings, bolts, and sealing materials can make a significant difference in the durability and longevity of the installation.
  • Incorporate Aesthetics: Often, homeowners will want a toilet replacement as part of a larger remodeling project. Make sure the new toilet complements the overall aesthetic of the bathroom.
  • Proper Sealing: An improper seal can cause leakage and ruin the experience. So, ensure proper sealing around the base of the toilet and around the flange and wax ring.

By following these tips, you can ensure a high-quality, leak-proof installation that satisfies your clients and stands the test of time.


In conclusion, installing a new toilet can seem like a daunting task, but with the right tools, materials and expertise, it’s a job that you'll find rewarding. As a residential contractor, your attention to detail can make a marked difference, not just to the appearance of the bathroom, but also to its functionality and efficiency. Keep in mind the unique needs and preferences of your clients, and always strive to provide the best possible service.

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