Pros
Durable and long-lasting design.
Easy installation process.
Affordable and cost-effective.
Cons
Leakage after a few years.
Tech specs
product dimensions | 15.74 x 15.53 x 12.94 inches |
color | Black |
pattern | Valve |
item weight | 8 ounces |
batteries included | No |
warranty description | Warranty |
item package quantity | 1 |
number of handles | 1 |
size | 1 Pack |
material | Plastic |
customer reviews | 4.7 4.7 out of 5 stars 2,940 ratings 4.7 out of 5 stars |
national stock number | 4510-00-482-4660 |
batteries required | No |

Product Overview
I recently had the opportunity to review the Fluidmaster 400A Anti Siphon Universal Toilet Tank Fill Valve, and I must say that I am impressed. The product is designed to replace the standard toilet tank fill valve, and it has many features that make it a great choice.
The first thing that stood out to me was the ease of installation. It comes with all of the necessary components, including a fill valve, nut, and refill tube, so there is no need to purchase any additional parts. The instructions are clear and easy to follow, so even those who are unfamiliar with plumbing should have no difficulty installing this product. Additionally, all of the components are made from high quality materials that are designed to last for years.
The Fluidmaster 400A also has a unique anti siphon feature that prevents water from being siphoned out of your toilet tank when it is filling up or draining down. This is an important safety feature that helps protect your family from potential health risks associated with contaminated water. In addition, the valve also helps save water by automatically stopping the flow of water when it reaches a certain level in the tank. This saves you money on your monthly utility bills by reducing unnecessary water usage.

The Fluidmaster 400A is an excellent choice for anyone looking for an easy to install toilet tank fill valve with added safety features and water savings. It is designed for universal fitment so it can be used on most standard toilets, regardless of brand or model. It also comes with a one year manufacturer s warranty so you can purchase with confidence knowing you are covered should anything go wrong during its use.
In conclusion, if you are looking for an easy to install toilet tank fill valve that offers added safety features and water savings then I would highly recommend the Fluidmaster 400A Anti Siphon Universal Toilet Tank Fill Valve. It is well made from high quality materials and offers peace of mind knowing your family is safe from potential health risks associated with contaminated water. Additionally, its anti siphon feature helps save money on monthly utility bills by reducing unnecessary water usage each month. Overall, this product is an excellent choice for anyone looking for a reliable toilet tank fill valve at an affordable price point.
Having trouble choosing between toilet flush valves?
Compare the best toilet flush valves and choose the one that works for you
Compare toilet flush valvesFrequently asked questions
- What features does this product have?
- How easy is it to install?
- Is this product backed by a warranty?
- Is this product compatible with toilets?
- Is this product available for shipping outside the U.S.?
The secret behind our reviews
Best Choice Team is your go-to source for curated product recommendations across various categories. Leveraging years of industry experience and advanced AI technology, we analyze data from multiple sources to bring you the most relevant and up-to-date product lists.
Our AI-driven approach allows us to streamline the selection process, ensuring that the products we feature align with current market trends and consumer preferences. We aim to provide content that helps you navigate your purchasing decisions with greater ease Like.
Users reviews
Show highlight comments
Leave a reply
You can help us improve our product reviews by providing us with your feedback. Please share your thoughts in the section below.