PUR FM-3700 Advanced Faucet Water Filter Review

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by Lisa Ward

Updated on: 12/29/2020

Product Overview

The PUR FM-3700 Advanced Faucet Water Filter is a high-powered faucet water filter that attaches to any faucet with one easy click. One of the best features of the filter, besides the powerful water purification, is how easy it is to install and have better tasting, healthier water right away. It requires no additional tools, just one person and the instruction manual. Everything needed is included in the box.

The PUR Advanced Faucet water filter has a higher performance than many popular faucet water filters on the market at the moment. It provides 100 gallons of clean water per filter. You should only use PUR brand filters with the faucet water filter system for it to remove the maximum amount of contaminants.

City water and well water can carry many contaminants. Even if the source of water is clean, old pipes and mildewy faucets can carry waterborne germs and chemicals. Choosing the right faucet filter for your home is a sustainable way to guarantee clean drinking water for you and your family. This filter removes up to 70 contaminants, including lead and chlorine. It uses an exchange of carbon and ion particles to purify the water.

PUR FM-3700 Advanced Faucet Water Filter, Chrome

PUR FM-3700 Advanced Faucet Water Filter

  • 100 gallons of filtered water
  • Filter life indicator
  • Tool-free attachment
  • 1.15 Pounds weight

Water Bottles vs. Faucet Filters

Bottled water is the second most popular drink in America, which means that a LOT of people are consuming bottled water. Unfortunately for the environment, bottled water is the least sustainable and efficient form of clean water to exist in the history of the world. Over 80% of water bottles are not recycled and end up in landfills.

When you purchase bottled water, 90% of your purchase is attributed to buying the plastic bottle. Only 10% of your money is going to purchasing clean water. Making the one time purchase of a high-quality water filter can save you up to $1000 a year! Filtered water is better for the environment and your bank account.

Importance of Clean Water

Having clean water is taken for granted by many, but is your water really clean? If you live in an area that has city water, you should look into what contaminants are in your cities water. You will be surprised at what percentages of dangerous contaminants are permitted by law to be in the water. These contaminants, often dangerous chemicals such as lead or chlorine, can cause fatigue and poor health over time. Even certain types of cancer have been linked to contaminated drinking water.

To improve your health, drink plenty of clean, high-quality water. Eight cups of water a day is the recommended amount, but if the water is not clean and pure you will not be receiving the most benefits. The right water filter essential to optimizing the health benefits of drinking the right amount of water. Drinking the appropriate amount of clean, pure water can improve fatigue symptoms, help you lose weight, and clear up skin blemishes.

Best Product Features

Easy To Install

No tools are required to install this filter. It takes only one person and can be easily completed in minutes. It snaps onto almost regular-sized kitchen faucet for instantly cleaner water. The water produced from the faucet will immediately improve after adding the filter in taste, clarity, and odor. It has never been easier to have pure, filtered water from your tap.

Powerful Filtration

The filter can handle about 100 gallons of water before it needs to be replaced and it filters out over 70 contaminants! Even dangerous contaminants such as lead and mercury are easily neutralized by the carbon ion-exchange purification system. The taste and clarity of the water will improve drastically with the addition of this high-quality water filter system. The two step water filtration process removes contaminants before enhancing the flavor of the water with healthy minerals.

Worst Product Features

Decreased Water Flow

Because an additional purification step is taking place after the water leaves the faucet, the flow of water is slightly reduced. This makes the filter ideal for producing drinking water, but slightly less powerful for heavy-duty cleaning dirty dishes and things like that.


When compared to other popular faucet water filters the PUR FM-3700 Advanced Faucet Water Filter has many unique features that make it stand out as a top-rated filtration system. It has a high-capacity filter that can remove up to 70 kinds of contaminants from 100 gallons of water before needing to be replaced. Lead, chlorine, mercury, and other dangerous chemicals will be removed by the carbon ion-exchange purification process.

No tools are required to install the filter. All you have to do is snap the filter into place using the one-click tool-free attachment. It takes only moments to get 100% set up and enjoy the benefits of purified, filtered water right from your very own kitchen tap. Measure the dimensions of your faucet before ordering to make sure the filter you choose is adaptable.

Having clean water is essential to the long-lasting health of you and your family. Choosing the right water filter is important to promoting sustainable, healthy practices in your home. The filter has two steps, the first removes all of the germs, chemicals, and sentiments. The second stage of filtration is running the water over minerals to improve the taste. The water is not only cleaner and safer but has a crisp taste that your family will love. More convenient, better-tasting water will even encourage your family to consume more water in general.

About the author

Lisa Ward is the owner and main author of Sink and Faucet. She has a degree in marketing and a passion for home design and architecture. When she is not working, you might find her doing home improvements at her own house, reading, or flipping through home design magazines at her favorite coffee house.