How to measure a toilet seat?

By HotBotUpdated: July 10, 2024

Answer

Measuring a toilet seat accurately is crucial for ensuring a proper fit, comfort, and functionality. Whether you're replacing an old seat or installing a new one, understanding the process and knowing the exact dimensions can save you time and effort. This guide will walk you through the necessary steps and considerations for measuring a toilet seat.

Understanding the Different Types of Toilet Seats

Before diving into the measurement process, it's essential to recognize the two primary types of toilet seats: round and elongated. Knowing which type your toilet is will guide you in taking accurate measurements.

Round Toilet Seats: Typically measure about 16.5 inches in length from the mounting holes to the front of the seat.
Elongated Toilet Seats: Usually measure around 18.5 inches in length from the mounting holes to the front of the seat.

Tools Needed for Measuring a Toilet Seat

To measure a toilet seat, you'll need a few basic tools:

Start

A measuring tape or a ruler
Pen and paper to jot down measurements
Possibly a flashlight if the area around the toilet is dimly lit

Steps to Measure a Toilet Seat

Step 1: Measure the Length

The first step is to measure the length of the toilet bowl. Follow these instructions:

Locate the two mounting holes at the back of the toilet bowl. These are where the seat is attached to the bowl.
Place the end of the measuring tape at the center of one of the mounting holes.
Extend the tape measure to the very front edge of the toilet bowl. Ensure the tape measure is straight and not slanted.
Note the measurement. If it is around 16.5 inches, you have a round toilet seat. If it measures around 18.5 inches, you have an elongated seat.

Step 2: Measure the Width

Next, you need to measure the width of the toilet bowl:

Place the measuring tape across the widest part of the bowl, which is typically at the midpoint.
Ensure the measuring tape is straight and level.
Take note of the measurement. Most toilet bowls are approximately 14 to 14.5 inches wide.

Step 3: Measure the Distance Between Mounting Holes

The distance between the mounting holes can vary, so it's crucial to measure this accurately:

Position the measuring tape at the center of one mounting hole.
Extend the tape measure to the center of the other mounting hole.
The standard distance between mounting holes is typically 5.5 inches. However, it's always best to double-check.

Additional Considerations for Measuring a Toilet Seat

Unique Toilet Shapes

In some cases, toilets may have unique shapes or designs that do not conform to standard round or elongated measurements. For such toilets, it is best to consult the manufacturer's specifications or bring a template to a home improvement store for comparison.

Thickness and Padding

While the primary measurements are length, width, and mounting hole distance, you may also want to consider the thickness and padding of the toilet seat. Some seats come with extra padding for added comfort. Ensure that any additional thickness does not impede the toilet’s functionality or comfort.

Material and Finish

Toilet seats come in various materials, such as plastic, wood, or cushioned vinyl. Consider the material's durability, ease of cleaning, and comfort. Additionally, the finish and color should complement your bathroom’s decor.

Tips for Ensuring Accurate Measurements

Here are some tips to help you ensure your measurements are as accurate as possible:

Double-check measurements: Always measure twice to confirm accuracy before making a purchase.
Use a rigid measuring tape: Flexible measuring tapes can lead to inaccuracies, so a rigid tape is preferable.
Mind the curves: Ensure the measuring tape follows the bowl's contours accurately without bending or slanting.

Installation and Post-Measurement Considerations

Removing the Old Seat

If you are replacing an old toilet seat, you’ll need to remove it before installing the new one. This process typically involves:

Unscrewing the bolts that attach the seat to the bowl.
Removing the nuts from the bolts, which are usually located underneath the bowl.
Carefully lifting the old seat off the bowl.

Installing the New Seat

Once you have measured and purchased the correct toilet seat, follow these steps for installation:

Align the new seat with the mounting holes on the toilet bowl.
Insert the bolts through the holes on the seat and the bowl.
Secure the nuts onto the bolts from underneath the bowl. Ensure they are tight but not overly so to avoid cracking the bowl.
Check the seat for stability and adjust as necessary.

Common Mistakes to Avoid

Avoid these common pitfalls when measuring and installing a toilet seat:

Not accounting for unique shapes: Some toilet bowls have non-standard shapes. Always match your measurements to the specific model.
Ignoring material and comfort: A seat that fits well but is uncomfortable will not be satisfactory in the long run.
Overtightening bolts: This can crack the toilet bowl or seat, leading to additional expenses and repairs.

Accurate measurements are the foundation of a well-fitted toilet seat, ensuring comfort and functionality. By following the steps outlined, you can confidently select the correct seat for your toilet, enhancing your bathroom experience.