The quality of drinking water is a major public health issue, particularly at a time when pollution and contaminants are invading our water resources. Gravity filters, such as those offered by Berkey and Monderma, promise to provide purer, safer water. In this article, we'll take a deeper dive into the Berkey vs. EMT gravity filter comparison to help you choose a water filter that's right for your needs.
Table of contents
- Table of contents
- Why choose a gravity water filter?
- Main Berkey Gravity Filters
- Monderma Filters: An improved alternative?
- Selection criteria: Efficiency and filtration rate
- Filtration Efficiency
- Filtration Flow and Autonomy
- Maintenance and replacement of filters
- Cleaning the filters
- Filter replacement
- Cost comparison
- FAQs
- What is the best system for hikers?
- How do you know if a filter has been independently tested?
- Conclusion
- Frequently Asked Questions
Why choose a gravity water filter?
Gravity filters work by using gravity to pass water through a filtration system. This provides a constant filtration rate and does not require electricity, ensuring filter autonomy even in off-grid conditions. With concerns about contaminants like PFAS, pesticides, and microplastics on the rise, it's critical to understand how these technologies can protect you.
Main Berkey Gravity Filters
Berkey is a respected brand with a range of products adapted to different needs:
- Travel Berkey : Designed for those who travel.
- Big Berkey and Royal Berkey : Ideal for medium to large households.
- Imperial Berkey and Crown Berkey : Perfect for larger needs.
Monderma Filters: An improved alternative?
Monderma products also offer robust solutions with systems such as the Monderma Fontaine Travel 5.6L stainless steel | Premium pack | 2 Imperial GF filters | 12 months of filtration. This premium pack guarantees a filter life of up to one year, with effectiveness in reducing contaminants.
Selection criteria: Efficiency and filtration rate
Filtration Efficiency
Gravity filters promise to remove a wide range of contaminants. Berkey filters, for example, include Black Berkey elements, which are tested to reduce approximately 200 contaminants, including bacteria, viruses, and heavy metals. However, it is crucial to understand the difference between NSF certified, tested according to NSF standards, and independent testing laboratory. These distinctions will help you evaluate the reliability of each product.
Filtration Flow and Autonomy
Flow rate, or how quickly water is filtered, is a determining factor when choosing a water filter. Monderma's products claim to offer efficient flow without compromising filtration quality, in models like the Monderma Fontaine Travel 5.6L stainless steel - 2 Imperial GF filters | 12 months of filtration.
Maintenance and replacement of filters
Cleaning the filters
Maintaining filters is essential to ensure their effectiveness. Regular cleaning of Berkey and Monderma filters can help extend their lifespan.
Filter replacement
It is recommended to replace the filters following the manufacturer's instructions. For Black Berkey and Imperial AMB filters, for example, lifespan may vary depending on inlet water quality and daily use.
Cost comparison
When it comes to choosing a water filter, initial cost isn't the only factor to consider. Maintaining and replacing filters can also represent a significant portion of the total long-term cost.
FAQs
What is the best system for hikers?
For outdoor enthusiasts, the Hiking & travel filter bottle – 1L – Long-lasting filters code FBM can be a portable and efficient option.
How do you know if a filter has been independently tested?
It is crucial to check whether the tests have been carried out by certified laboratories such asEnvirotek, Eurofins, SMS, and WQA. You can read our article on Analyzing drinking water contaminants: What do certified laboratory tests say?.
Conclusion
Whether you are considering a Berkey or Monderma filter, it is essential to understand the differences in terms of efficiency, flow rate, and maintenance cost. For more information on choosing a filter, you can read our article Choosing an optimal water filter: Buying guide for notarized water.
To further explore our range of products and solutions for purer water, visit our website Eau-de-Fontaine.com.
Frequently Asked Questions
What is a Berkey gravity filter and how does it work?
A Berkey gravity filter is a water filtration system that uses gravity to pass water through specific filters. These filters are designed to remove contaminants, bacteria and viruses, providing pure drinking water.
What is the advantage of an EMT filter over a Berkey filter?
EMT filters are known to increase water flow, allowing for faster use while maintaining filtration efficiency. This makes them ideal for larger water needs, whilst maintaining water quality.
Do Berkey and EMT systems remove all contaminants?
Both systems are effective at filtering many contaminants, but it is important to check the specifications of each product. Berkey filters are particularly notable for their ability to eliminate pathogens, while EMT filters focus on flow without compromising filtration.
How long does a Berkey filter last compared to an EMT filter?
Filter life varies depending on usage and source water quality. In general, Berkey filters can last several thousand gallons, while EMT filters also have similar longevity, but flow rate may be a factor to consider when evaluating their replacement frequency.
Can we combine a Berkey filter with an EMT filter?
It is possible to combine these filters within a certain framework to benefit from both good flow and effective filtration. That said, it is important to ensure that the configuration does not compromise the effectiveness of any filtering.
Are gravity filters suitable for outdoor use?
Yes, both Berkey and EMT filters can be used outdoors, making them ideal for camping or in an emergency. They provide effective filtration, even in harsh conditions.
How much does it cost to maintain Berkey and EMT gravity filters?
Maintenance costs include regular replacement of filters, which vary depending on type and brand. It is advisable to inquire about the price of replacement filters and consider after-sales service when purchasing.
Do gravity filtration systems require electricity?
No, one of the great advantages of gravity filtration systems, like Berkey and EMT, is that they do not require electricity to operate. This makes them very convenient for stand-alone use or in remote locations.
How to choose between a Berkey filter and an EMT filter?
The choice depends on your needs in terms of water flow, type of contaminants to filter, and frequency of use. If you need a high flow rate without compromising water quality, the EMT filter might be more suitable. If your priority is thorough pathogen filtration, a Berkey filter may be ideal.
