Learn Everything: How Does A Tankless Toilet Work?

As the toilet name implies, these are the toilets without a tank. Before plunging into how does a tankless toilet work? We better learn about the mechanism of a traditional toilet (A two-piece toilet). Usually, a toilet consists of two parts: a toilet tank and a bowl. The tank is placed above the bowl to assist in the flushing process. When the user pushes the flush button, the flapper of the valve lifts, resulting in water flow down to the bowl, creating strong flushing to clean all the waste. 

tankless toilet

How Tankless Toilets Work?

The commercial tankless toilet has a different layout, but the flushing process is similar to the traditional toilets. The tankless toilets hook up directly to the main water supply line. To push water firmly into the bowl, they use electric pumps instead of gravity and atmospheric pressure. These toilets have a valve that controls the amount of water flow into the bowl. As there are many tankless toilet problems. but the primary purpose to prevent overflow of tankless toilet flush valve. 

Piping In Tankless Toilets

The topic will be incomplete without the pipes that deliver the water to the tankless toilet. Many experts believe the ½ inch pipe works well, while others prefer a 1″ pipe. For effective flushing and generating siphon effect, a certain amount of water must pass within a specified period. Otherwise, you need to flush two to three times for a clean toilet bowl. 

Tankless Toilet Installation

Tankless toilet installation is not an easy task; a carrier is installed on the bathroom wall. It is used to support the toilet tank and hung the bowl using bolts. You can easily adjust the mounted toilet height according to your need. While installing the toilet, you need to consider the following aspects.

High Pressure

The tankless toilet requires high pressure for efficient cleaning. The commercial and public places support large pipes for high pressure; therefore, these toilets are installed in commercial and public places. For the proper performance of the toilet, you need to ensure your home meets the plumbing needs. If your house lacks such pipes, you need to upgrade the existing plumbing system. The installation of a new plumbing system will break your bank.

Power Supply

These toilets use electric pumps to generate pressure to flush the toilet. In Case there is a power outage, you won’t be able to use the toilet. 

Hire An Expert

If you have the necessary plumbing experience, you can install standard toilets on your own. However, the installation of tankless toilets is more complicated; you should consider manufacturers’ services if they don’t have such a service and look for an expert plumber who can easily install the toilet. 

Must Read: Best Kohler Toilet

Tankless toilet pros and cons:

Below are some of the benefits of installing a tankless toilet. 

Space Efficiency

Since tankless toilets are installed on the wall, it will save a lot of bathroom space, making it an ideal choice for small-sized bathrooms. The tankless toilet will make a small bathroom look big and improve the overall bathroom decor.

Fast Flushing

In standard one-piece or two-piece toilets, you have to wait for the refill before you flush again. Sometimes you need to flush twice to clear the bowl. With tankless toilets, you need to wait for the refill; they are always ready for flushing. This feature gives an edge over traditional toilets. 


Tankless toilets are stylish and modern; installing the toilet will improve your bathroom design. 


In standard toilets, homeowners have to deal with overflow, toilet leakage, the lower water level in tanks, and toilet bowl problems. The tankless toilet is free of such issues; The water amount that enters the bowl is precisely measured. A leaking toilet is not only bad for the environment, but it will be a burden on your pocket. 

Easy To Clean

These toilets are easy to clean and maintain; tankless toilet bowls are fully skirted means no space for the dirt. Therefore they are easy to clean and maintain hygiene. 

Powerful Flush

There are many questions raises as “how to flush a toilet without running water”. The tankless toilets generate enough pressure to clean all the mess in a single flush. The pressure is so high that it quickly pushes all the waste down to drainpipes.


In recent years tankless toilet sales have been significantly increased, due to comfort and modern design people prefer to buy these advanced toilets. We’d like to advise you of a wall-mounted toilet, after detailed analysis, we conclude that toto tankless toilet CT418FGNo.01 Aquia is equipped with all the essential features one can desire off. It has a dual flushing system, CeFiontect glaze, to give a smooth, shiny surface and prevent the bacteria from sticking to the toilet. Investing in Toto CT418FGNo will be a great deal. 

Must Read: Best Toto Toilet
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