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How to know the toilet quality is good or not? – Purchase guide for buyer

When it comes to choosing a good toilet, there is more to consider than just the price. It’s important to understand what materials are used in the construction of a toilet, its design and function, as well as the different flushing systems available. Additionally, you need to know which brands offer quality toilets that will stand up to years of use.

To help make the process easier, here is an 8-point guide that covers everything you need to know about how to choose a good toilet.

  • We will look at what toilets are made of,
  • The different types of water closets,
  • How does a water closet work,
  • The best flushing systems,
  • What makes a good toilet,
  • Top brands in the world,
  • How to check the water closet quality,
  • Tips before purchasing a new toilet.

With this information in hand, you can be sure that your next toilet purchase is an informed one! Let’s get started!

What are the toilets made of?

When it comes to the material of toilets, there are many options available to choose from. The most typical materials used in the construction of toilets are vietrous China ( we also called it porcelain ) , stainless steel and plastic.

Porcelain is a hard and durable material that resists staining and is the most commonly found material used in toilets. It is made out of finely ground clay and is fired at a high temperature. Stainless steel toilet is strong, corrosion-resistant and easy to clean. Plastic material is also used in toilets however it is not as durable as porcelain or stainless steel, but the price is much cheaper and they usually easily get stained.

What’s the types of toilet?

Base on the toilet bowl and cistern wheather separate or not, it divide into two most common styles of toilets are one-piece and two-piece designs.

One piece toilet Vs Two piece toilet

One-piece toilet have a seamless design that makes them easier to clean and maintain. Two-piece toilet have a ceramic bowl and tank that are separate from each other, making them more difficult to clean and maintain.

one piece vs two piece toilet
one piece vs two pieces

Accourding to the different installation methods, the water closets are usually divided into back to wall toilets, wall hung toilets, close coupled toilets, high level toilets, low level toilets.

Back to wall toilet

A back to wall toilet is installed directly onto a bathroom wall, which allows the plumbing and waste pipes to flow directly into the wall, hiding it from view. And the cistern can be hidden within the wall itself or behide a back to wall unit. These toilets are becoming increasingly popular in modern bathrooms due to its aesthetics and space-saving. It provides more room for storage, and also makes the bathroom look more spacious, perfect for those looking for a visually appealing bathroom.

back to wall toilet
back to wall toilet

Wall hung toilet

A wall-hung toilet is mounted on the wall rather than on the ground. It’s very popular in modern bathrooms due to its modern design and space-saving features. Its main advantage is that they provide more space for storage, as well as making the bathroom appear larger. Excellent for people with limited bathroom space. Since the toilet pan is lifted off the ground, it need to consider a load bearing of the wall, if it is not strong enough, it’s not suitable to use.

modern matte white rimless wall hung toilet
Matt white wall hung toilet

Close coupled toilet

Close coupled toilets are toilets in which the cistern sits on the ceramic bowl, which is close connected together. Nowadays, this type of toilet is probably the most common in Europe. Because the cistern is not concealed, they are quick and simple to install, close coupled toilets are appropriate for any bathroom suite.

close couple toilet
close couple toilet

High level toilet

The high level toilet is a very traditional style of toilet with its cistern mounted high up on the wall. Using gravity and water pressure, high level toilets flush the toilet using this traditional method. Classic appearances still have their own unique flavor and are loved by people.

high level toilet

Low level toilet

Low-level toilets have an exposed cistern connected by a flush pipe to a floor-standing toilet pan. Its apearance is similar with high level toilet, but the different is the ceramic cistern of low level toilet is not mounted as high as high level toilet, and the flush it’s control by a flush handle.

low level toilet

How does a toilet work?

Toilets work by using the power of gravity and water pressure. When you press the toilet flush, it releases a certain amount of water from the cistern into the ceramic bowl, which causes a swirling action in the bowl, flushing away any waste materials that have been deposited there. The water then flows out of the bowl into a drain pipe, and the waste material is carried away to a sewage system.

Which toilet flush system is the best?

The most common types of toilet flushing mechanisms are siphonic and washdown flush systems. And rimless flushing are the latest innovation technology in the recent years.

Siphonic flush Vs washdown flush

Siphonic flushing systems use a siphon action to suction waste from the ceramic bowl into the trapway. While washdown flush systems rely on the weight and gravity of water to clean the entire ceramic bowl interior surface.

washdown vs siphonic flush diagram
washdown vs siphonic flush diagram

Pros and cons.

Both types of flushes have their pros and cons.

The siphonic flush is quieter, it’s less susceptible to odor due to high water levels.

However, the washdown flush is more powerful, giving a better clean and preventing the buildup of bacteria and grime. Meanwhile, due to the washdown toilet having a short and wide trapway, waste is easily able to enter the trapway, so it’s clog free.

Rimless flush

Rimless toilets are the latest innovation in toilet technology and are becoming increasingly popular due to their improved hygiene. Rimless toilets do not have an exposed rim, meaning that there is no area on the inside of the bowl which is hidden or hard to reach. This makes it easier to keep clean and reduces the risk of spreading germs. Flush the toilet with less water.

rimless flush diagram

rimless flush diagram

toilet bowl rimless
toilet bowl rimless

In conclusion, there is no one-size-fits-all solution when it comes to choosing the right wc closet. Each country’s needs and preferences are different, the plumbing designs are different, so thoroughly considering all the options available is the best way to make sure you get the best toilet for your home.

What is a good toilet?

A good water closet should not only look good, it should also be efficient at flushing and water-saving. It should ideally be constructed of durable, glazed porcelain that resists discoloration and damage. Additionally, good toilets should also have functional features such as an effective flushing system, good hygiene options such as a rimless flush and a practical design for easy cleaning. Moreover, it should as well be made with durable materials to withstand the test of time and provide reasonable value for money. All these factors should be taken into account when choosing a high-quality toilet.

Top toilet brands in the world

When it comes to good-quality toilets, there are many top brands that offer a wide range of options. Some of the most popular toilet brands include American Standard, Kohler, Toto, Roca, Villeroy&Boch and Duravit. These brands have been in the industry for generations and continue to provide good-quality products with modern designs and features.

top toilet brands in the world
top toilet brands in the world

In China, the leading toilet brands are Arrow, Dongpeng, Jomoo, Faenza, Hegii and Hudia. These manufacturers provide a full range of quality sanitary ware products and have a good reputation in China.

How to check the water closet quality?

Before buying a quality toilet, it is important to check the quality. Quality inspection processes are mainly based on these two aspects: appearance and performance.

1. Appearance

Water closet is comprised of ceramic bowl, tank, cover seat, flushing mechanism and fitting. The wc closet outer area that can be directly visible is call Zone 1 ( including the water tank), the inner of bowl and trap way is called Zone 2 , and the other area is called Zone 3. (please see the structure picture as below).

toilet inspection zones
toilet inspection zones

In most situation, the glazing glossiness different, and cracks/ broken is not allowed in the whole toilet bowl, and enamel slim, lack of glaze, pinholes, glaze bubbles, iron dots, black dots, all are not allow in zone 1, but if not obvious defects or repaired well in zone 2 is acceptable. (Please see the form as below)

toilet visual defects standards
toilet visual defects standards

Besides, the water absorption of each ceramic toilet bowl must be less than 0.5%.

2.Performance.

As a good wc closet, the water consumption can meet the requirements of different countries’ need, it’s also called Maximum performance (MaP) testing. ( for example, Australia the average water consumption must not exceed 4 Litres per flush, United state is 4.8Litres or less, and European shall not exceed 6 Litres/ flush.)

After this step, it also have to pass the sewage test ( test 1: sponge+paper roll, test 2: sponge), or rubber ball test, cleaning test, water leaking test, trap way golf ball test etc.

toilet rubber ball test
toilet rubber ball test
  • Water leaking test:

All toilets must be tested by red ink leaking test in order to detect little cracks that could leak in the future. If the toilets get stained due to little cracks, the product will be rejected.

toilet leaking test
toilet leaking test
  • Cleaning test:

The cleaning test must be applied according to the following specifications:

Paint with organic red ink (or blue or green ink) with a brush inside the ceramic bowl 5 cm below the water flow, flush one time and review whether the water clean all the red ink. If the bowls can’t clean all the red ink the product will be rejected.

cleanning test
cleanning test

Upon completion of the above tests, final inspection is to check the flushing mechanism fitting. Generally speaking, the fitting is different according to the types of the wc closets. For the one-piece and two-pieces, the fitting is embedded in the tank together with the bowl. And the wall mounted toilet, the  cistern is completely been separated with the ceramic bowl, it’s been call concealed cistern.

The flushing mechanism fitting is the parts which control the flushing and the flow volume. As we mentioned above, the water consumption requirement vary from different countries, so the fittings also need to meet the market requirement with different certification correspondingly, such as Watermark, CUPC, CE, NOM etc.

toilet flushing fitting

water closet flushing fitting

And now, the cover seat mostly are using a soft released cover, there PP ( Polypropylene ) and UF ((Urea-Formaldehyde) materials. Regardless of which material you choose, it must be keep the same color when installed on the toilet bowl, no significant difference.

If all the tests above are pass, then we could make sure that the toilets quality meets the requirements, and then we can pack into cartons, palletizing, arrange shipments.

What you need to know before purchase toilets?

Toilet Information & FAQ

Before you make the purchase decision, be sure to have all the information about the water closet that you are considering buying. This includes its type (one-piece or two-piece), size and shape, any special features it has, and any warranties that may apply. Additionally, it is helpful to read the frequently asked questions about toilets.

Toilet bowl shape

The shape of the toilet bowl normally we can see is round and elongated. Round bowl is good for small bathroom space, while elongated shape can provide users more comfortable experience as the shape fits human body.

round shape vs elongated shape
round vs elongated bowl

What is the standard toilet height?

The standard toilet height is 15 inches to 16 inches from the floor to the wc closet bowl rim. It is the standard range for most residential toilets.

What is the comfortable toilet height?

The comfort height is 17 inches to 19 inches from the floor to the water closet seat. This is the standard range for most commercial and ADA-compliant toilets. And the ADA also requires that cover seats cannot be sprung to automatically return to a raised position. It’s typically design for elderly and physically disabled people to use.

What is the dual flush toilet?

The dual flush toilet is a water-efficient design, which uses two different flushes — one setting for liquid waste and one setting for solid waste. This has the benefit of reducing water usage by up to 50%.

dual flush
dual flush

What is single flush toilet?

The single flush toilet is the traditional type of wc closet, and it uses just one flush for all waste. This may use more water than a dual-flush model but can still be considered water efficient.

single flush
single flush

S trap vs P trap

The S trap is a traditional water closet design, where the outlet pipe runs directly downward from the waste outlet to the ground. The P trap is a more modern design, where the waste outlet is connected to an elbow-shaped pipe which then connects to a drain pipe in the wall.

s trap vs p trap

About the toilet seat

Nowadays, most the toilet seats are soft release. It has a slow closing mechanism that helps to prevent the lid from slamming closed. PP ( Polypropylene ) and UF ((Urea-Formaldehyde) is the most popular materials for the toilet seat at present.

Toilet Parts

The key components of a good toilet include the flush valve, flapper, and flush pipe. The flush valve is located inside the tank, and controls how much water is released into the ceramic bowl. The flapper is a rubber or plastic valve that opens when you press down on the handle or push of the button to initiate flushing. It then closes after a certain amount of water has been released. The flush pipe carries water from the tank to the ceramic bowl and back again after each flush. All these parts should be checked for any signs of wear or damage before purchasing, as they play an important role in making sure your wc closet functions optimally.

toilet parts
toilet parts

What is concealed cistern?

The concealed cistern is basically a plastic box that hides the toilet flush mechanism from view and helps give the bathroom a modern look. It can also be used to conceal other pipes or cables that may be running in the wall of your bathroom. Typically, the concealed cistern is connected to the wall behind the toilet bowl using brackets or bolts. If the cistern has any quality issues, the fix will be extremely complicated, so it is important to choose a concealed cistern that is of high quality.

concealed cistern
concealed cistern

What is a smart toilet?

Smart toilets are the latest technological innovation in bathroom design, it is a high-end toilet with plenty of features that make it stand out from any other toilet. They are designed to provide comfort, convenience, good hygiene, to make your bathroom experience more pleasureable and enjoyable. Smart toilets come with various features such as self-cleaning, automatic flushing, cover seat heating, and even built-in speakers for music. All these functions can be activated by a remote controlor.

smart toilet
smart toilet

Porduct Certifications

When looking for good toilets, look for certifications such as Watermark, CUPC, CE, NOM etc. These certifications help to ensure good quality and performance of the product.

Budget

Set your budget before you start looking for good toilets suppliers. You should also consider things like which types of wc closet is popular for your maket, S trap or P trap? What’s Fob price, transportation cost, importing tax, and warranty, all these you should be take into account before you make the decision.

Conclusion

A good toilet choice can be made by considering a number of factors such as type, quality, features and budget. Additionally, lead time and transportation costs are also very significant when you place a trial order.

If you have any questions about the water closet, just feel free to leave us a message or email us. Thanks for your time!

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Picture of Rachel Shin
Rachel Shin
Hi, I'm a co-founder of Foshan Seletti company, with more than 15 years export experience in ceramic tiles and 5 years in sanitary ware field. We will share with you some purchase guides in this field and help you to avoid the trap.
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