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Velvet Digest

Do all toilet seats fit all toilets?

Author

William Brown

Updated on April 17, 2026

There are industry standards for toilet seatsall toilets have seat post holes on 5 1/2" centers – all elongated bowls are 18 1/2" from seat posts to front of rim, and all round bowls are 16 1/2". Any manufacturer's seats will fit any toilet manufacturers bowls if they are standard round or standard elongated.

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Moreover, do all toilet seats fit all toilets UK?

No, not all toilet seats fit the same because toilets come in a variety of different shapes, so you'll need to check yours before buying. There are three types of toilet shapes commonly found in UK homes. Most toilet seats are an oval shape, although some may be more of a contemporary square or D-shape.

Subsequently, question is, are toilet seat fittings universal? Modern toilets have standard hole centres. Replacement toilet seat kits usually have adjustment to allow fitting to the older or non standard types as well. It is essential that the new seat is supported by the pan at all the contact points.

Also know, do toilet seats fit all toilets?

Most toilet seats are one-size-fits-all; you just need to know what shape your toilet is.

How often should you replace your toilet seat?

Author Message
Anonymous
10/04/2015 21:36 Subject: How often do you change/replace your toilet seats?
Anonymous When we move to a new place, and when they start to look a little grungy. So maybe every few years. It's not great for the environment/landfills to dispose of them often.
Related Question Answers

Is wood toilet seat better than plastic?

When it comes to installation and usability, wood and plastic seats are virtually identical, but plastic seats last longer. Because wood is a natural material, it eventually degrades in a high-moisture bathroom; solid wood seats discolor and the paint chips off of those made of medium-density fiberboard.

Do toilet seats come in different sizes UK?

Toilet Seat Sizes In The UK Toilet seats vary by both size and shape so it's important to know which size you need before investing in a new one.

Can I put an elongated toilet seat on a round toilet?

An elongated bidet seat will still mount on a round toilet, as well as function just fine, but the aesthetics and comfort of the seat will be greatly diminished.

How do I know if my toilet seat is round or elongated?

it's a noticeable difference. If you're still wondering, you can measure from the two mounting bolts at the seat hinge to the very front of the toilet bowl. That measurement will be about 16 1/2 inches if the bowl is round, and 18 1/2 inches if your bowl is elongated.

How many different toilet seat sizes are there?

There are industry standards for toilet seats – all toilets have seat post holes on 5 1/2" centers – all elongated bowls are 18 1/2" from seat posts to front of rim, and all round bowls are 16 1/2". Any manufacturer's seats will fit any toilet manufacturers bowls if they are standard round or standard elongated.

Should a toilet seat overhang?

The Swash may extend slightly over the front edge of your toilet bowl. Measure the distance from the front of the toilet tank to the front of the toilet bowl. A distance less than 19.4 inches from the tank to the front of the toilet bowl will also cause overhang.

How much does it cost to replace toilet seat?

On average, the cost to replace a toilet ranges between $122 and $228, with most homeowners spending around $150 to $180. This does not include the price of the toilet, which averages $99 to $199, for a total toilet replacement cost of $221 to $427.

Are Square toilet seats comfortable?

Manufacturers have to make seats for their toilet so don't worry about not finding one that fits. Comfort Seats makes a square molded wood toilet seat that should fit on most square toilets (double check your size). I prefer wood toilet seats because they tend to get as cold as plastic seats – better for winter.

How do you remove plastic bolts from a toilet seat?

First, take a look at the bolts that secure the seat. If the bolts or nuts are plastic, they can't corrode and will come off easily. Simply pry open the cover behind the seat to expose the bolt's head. Unscrew the bolt with a pliers or a screwdriver while you hold the nut underneath with the pliers.

How do you fix a toilet seat without access?

The procedures to tighten the toilet seat
  1. Step 1: Exam the toilet closely one again. For the majority of the cases, your toilet probably did have holes for underside access.
  2. Step 2: Re – align the seat.
  3. Step 3: Tighten the bolts.
  4. Step 4: Check the tension and close the lid.

How do quick release toilet seats work?

The soft close hinge works with the seat and the lid to help stop them dropping too quickly. The seat is in a white plastic. The quick release mechanism makes cleaning easy.

How do slow close toilet seats work?

A slow close toilet seat is basically one that closes on its own as soon as you start to push it down. Gravity controls it but special, tensioned hinges control the gravity. This is where the slow part comes in so there's no slamming down. To get the seat on its way to closing, even just a light tap will do the trick.

Are wooden toilet seats sanitary?

Wooden Toilet Seats The finishing process protects it from water and keeps the toilet seat sanitary. Still, wooden toilet seats are more likely to rot than seats made from synthetic materials. The primary benefits associated with a wooden toilet seat are the feel and the appearance of the seat.

How do I stop my toilet seat from moving sideways?

You can keep the bolts secure by packing the holes with special washers.
  1. Lower the seat and locate the two screw covers at the back of the seat.
  2. Put the flat-head screwdriver in the screw slot and hold it steady while you unscrew the nut from underneath the bowl.
  3. Remove the nut and bolt and take the seat off the bowl.

Why do some toilet seats have a gap?

All seats of water closets provided for public use shall be of the open-front type.” The gap in the seat is designed to “allow women to wipe the perineal area after using the toilet without contacting the seat,” she tells Slate.

What does Top fixing mean on a toilet seat?

Top Fixing Toilet seats Top fixing toilet seat hinges work by feeding two bolt fixings into the toilet pan and tightened from the top, hence the name. You could think of this as something like a wall plug in a hole in the wall.

How do I change the bolts on a toilet seat hinge?

Standard metal hinge with residential Sta-Tite®
  1. Thread the bolt into the hinge.
  2. Push the bushing all the way up bolt until it's flush with the hinge.
  3. Place toilet seat bolts into toilet bowl.
  4. Finger-tighten Sta-Tite® nut onto bolts.
  5. Align toilet seat onto bowl and use a 1/2" wrench to tight bolt.

How do you measure for a raised toilet seat?

Choosing a Raised Toilet Seat
  1. Measure the distance between the floor and back of the thigh, just behind the knee. This is the recommended seat height.
  2. Measure the current height of the seat, and subtract from the first measurement.
  3. The difference between the two is the measurement of raise required.

Why are toilets elongated?

For elongated toilets, the consensus seems to be that they are much more comfortable for adults. The shape of the bowl is much better for men as well, giving them extra space where they need it most. They are a better option for small bathrooms because they don't take up as much space (from wall to front of toilet).