Best Overall
Big Berkey Water Filter
Runner-Up
Waterdrop King Tank Gravity Water Filter System
Best Bang for the Buck
Zen Water Vitality Gravity Water Filter
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Gravity water filter are typically put up - alone filtration systems that use gravity to filter water for boozing . Water is feed through the top of the filter , then graveness pulls the water down through the filter . These water filtration devices have a spout at the bottom for dispensing water . Gravity body of water filter are n’t just used in a domicile or place — they can be used for camping , backpacking , and emergencies to remove dross from water and make it safer and hefty to imbibe .
Finding a high - quality graveness H2O filter is important because it remove contaminant , like glyphosate , that potentially increase the risk of health issues . They can also remove contamination that make drinking water just plain sample sorry . Ahead , discover what makes these gravity water system filters among the best and find out what to reckon for so you may make the right leverage for your needs .
How We Chose the Best Gravity Water Filters
To find the good gravitational attraction urine filters , we looked at more than 20 products , take into consideration each product ’s sizing , fabric , ease of use , filter liveliness , what contaminants it filtered , and price to narrow potential option . Then we lead extensive product enquiry to find out which gravity water filter client bang and what feature they treasure most . We also look at filters that were suited for particular type of urine , such as those that contain fluoride or Cl , and filters that alkanized water . The most useful and diverse set of features , together with irresistibly positive follow-up from client , helped us to distil many product down to this final list .
Our Top Picks
The following are our top picks for the skilful gravity water filters , include those for alkaline water , camping , pinch , and backpack .
The Big Berkey urine filter is made of stainless steel and dribble out more than 200 contaminants include heavy metals , pesticides , pharmaceutic barren , rusting , and deposit . The Berkey website also sell fluoride filters as an option , which can be add together to this scheme along with the original filter to filter out up to 97 percent of fluoride from your drinking water .
As is , this stainless steel piss purifier arrive with two C filters , which are made of high - gradation Cocos nucifera shells along with a proprietary blending of five additional material . Berkey recommends exchange out the filter every 3,000 gallons ( or 6,000 gallons for two filters ) , depending on the quality of the H2O being filtered . filter removing a higher level of contaminant , such as sediment , may need to be exchange more often .
The system weighs about 7 pounds when empty , making it relatively easy to take on vacation or for use in an RV . When full , the system holds 2.25 gallons and count 25.76 pound . Thanks to its convenient sizing ( not too enceinte or too small ) , its stainless steel construction , and its high - grade C filter , the Big Berkey water filter can easily suit a multifariousness of homes and exercise .
Get the Big Berkey soberness body of water filter atAmazonorBerkey filter .
Holding the same amount of water as our top choice but less expensive and with National Sanitation Foundation ( NSF ) certification , the Waterdrop King Tank gravity water filter system is also made of unsullied steel . It follow with a fluoride filter , and its carbon filter removes contamination such as big metals , deposit , rust , and chlorine from drinking water .
The Waterdrop filter organization also comes with a nonslip stand to make dispensing water from the system of rules easier , as it will elevate the arrangement from the countertop and make it simple to set a glass underneath .
Its NSF corroboration means that the product meets minimum hint requirements — less than 0.25 per centum — so that lead will not percolate into the weewee from the product . It also comes with a water - level measure so you may see from the outside the amount of water left in the system . Its copper color spigot not only minimize the bit of charge card components but also ensures greater enduringness .
Get the Waterdrop King gravity piss filter atAmazonorWaterdrop .
Photo: amazon.com
This gravity water filtration system from Zen Water contains a unique five - stage filtration process that helps filter out contaminants such as pesticides , grease , chlorine , and bacterium . The filtration process also helps alkanize water by add up minerals via mineral Isidor Feinstein Stone in the filter . In add-on , the system magnetizes water with infrared Ball in the filter , which creates ionise water .
alkalic water supply has a more neutral pH and tend to contain minerals such as atomic number 20 and Mg ; ionized water has an electric complaint , which some advocate arrogate may support bone health and blood pressure , among other potential wellness benefit , induce it a democratic form of dwelling house H2O filtration .
This system has multiple filter cartridges , but while a micro - ceramic filter can last up to 1,000 gallons , the mineral filter require to be changed every 500 gallons . Although it is made of charge plate , it is BPA - free . Still , for the mental ability , price , and multistage filtration arrangement , this product is a great time value .
Photo: amazon.com
Get the Zen Water gravity H2O filter atAmazonorZen Water .
Best for Alkaline Water
Santevia Gravity Water System
This water filtration organisation from Santevia holds about 2.6 gallons of filtered H2O and removes fluoride , tip , Cl , vinyl radical chloride , and microplastics , among other contaminants , while adding trace minerals such as calcium and magnesium to help maintain the alkalinity of the piss .
This system has been third - company tested by ALS Global in accordance with NSF / ANSI standards 42 , 53 , and 401 for water caliber and the reduction of chemicals and contamination . It is made of BPA - free credit card , and its ceramic filter lasts up to a year while its main filter lasts 4 calendar month . The mineral stone , on the other deal , only need to be exchange every 2 years .
Get the Santevia solemnity water filter atAmazonorSantevia .
Photo: amazon.com
Best Portable
LifeStraw Flex With Gravity Bag
This 1 - gallon portable soberness water filter removes harmful bacterium such as E.coli and salmonella as well as parasites and microplastics , making it convenient for traveling , emergencies , and tenting .
It can trickle a gallon of weewee in just 10 minutes and weighs less than 7 oz. . It contain two filter : a tissue layer microfilter and an activated - atomic number 6 and ion - exchange filter . The tissue layer microfilter take out 99.9 per centum of bacteria , parasites , microplastics , silt , and sand and go up to 500 Imperial gallon . The trigger off - carbon and ion - interchange filter reduce big metals and chlorine and lasts up to 26 gallons . It also comes with a ready to hand cartridge holder and articulatio humeri shoulder strap , which allow for carrying and hanging off of a tree , fomite , or bodily structure for light gravity filtering .
The LifeStraw Flex with gravity bag water filter also meets NSF standards 42 , 53 , 401 , and Environmental Protection Agency ( EPA)/NSF standard P231 for the remotion of chlorine , lead , chemical contaminants , and bacteria and parasites . LifeStraw also provides acomplete listof what contaminant the filter transfer .
Photo: amazon.com
Get the LifeStraw with gravitational attraction bag gravity water filter atAmazon , Target , REI , orLifeStraw .
Best for Backpacking
Waterdrop Portable Water Filter Straw With Bag
With the capacity to sink in 1.5 gallons of piddle on the lead , this Waterdrop model is a great sombreness piddle filter for backpacking trips because it holds even more water than our portable choice — a key feature for when water sources are far apart — and has two filters for bacteria and contaminants : hollow fiber membrane and trigger off carbon copy .
These two filter together assist remove bacterium that may be found in born H2O sources as well as constituent compounds and dirt , sand , and debris . It also has a filtration rate of 0.18 gallon per minute , which is comparable to the countertop H2O filters on this list .
This filter has a retentive life , up to 1,400 Imperial gallon without backwashing , which cook it swell for longer backpacking excursions . The system is also various ; the filter double as a drinking shuck , which can be attached to the included bag or used with the included water pocket for filtering smaller total of water .
Photo: amazon.com
Get the Waterdrop portable solemnity water filter atAmazonorWaterdrop .
Best for Camping
Platypus GravityWorks Water Filter System
This 1.59 - gallon portable gravity water filter for camping is slap-up for group and easy to enchant , thanks to the include carrying case and a light exercising weight of just 12.3 apothecaries' ounce . It also comes with both a fair and dirty water reservoir , so there ’s no need to have an empty container ready to dispense the pee .
It filters through 0.46 gallons of water per minute , removing 99.9 percent of bacterium , and lasts up to 1,500 liters before it needs to be change . The microfilter has also been third - party tested to ensure that it meets EPA and NSF criterion for the removal of bacteria and protozoa .
However , it ’s crucial to take down that this system of rules does not filter chemical substance since it does not bear an activated - carbon filter . Its vacuous fiber tissue layer filter is not design to polish off volatile constitutional compound ( VOCs ) . The company does offer a separatecarbon filterfor use with the Platypus H2O filter , however . Platypus sells a smaller 1 - Imperial gallon ( 4 - l ) gravity water filter as well .
Photo: amazon.com
Get the Platypus solemnity weewee filter atAmazon , REI , orPlatypus .
Best for Emergencies
LifeStraw Flex Multi-Function Water Filter
This water system bottle from LifeStraw comes with a built - in filter and backwash syringe ( used to flush the filter clean-living ) for an all - in - one machine , making it handy for emergency . As with other LifeStraw product , this filter removes 99.9 per centum of bacteria , parasites , microplastics , heavy metallic element , chlorine , dirt , and sand .
The bottleful is made from thermoplastic polyurethane ( TPU ) laminate nylon and is BPA - free . The collapsible bottle itself weighs only 3.15 ounces , wee-wee it ideal for packing in emergency kit , keep in a vehicle , or stowing in a backpack . There is an activated - carbon filter as well as a empty fiber tissue layer ; together they filter out both chemical substance and bacterium .
Although this water bottle is n’t technically a gravity water filter , it bond easily to gravitation water supply filters , which allows it to be used with different systems for emergencies . The filter in the feeding bottle is also obliterable and can be attach to hydration pack bladders or traditional water bottles , or even just booze straight from a natural water source .
Photo: amazon.com
Get the LifeStraw multifunction gravity piss filter atAmazon .
Also Consider
Alexapure Pro Stainless Steel Water Filtration System
This unstained blade water purifier filter outover 200 contaminants , admit trail , bacterium , VOCs , and pharmaceuticals . It also mechanically filters fluoride without a disjoined filter . The organization itself holds 2.25 gallons of drinking pee and is design for countertop use .
The Alexapure Pro uses a proprietary sombreness block filter with a ceramic outer scale that want to be change every 200 gallons . The product is also made in the United States and requires minimum assembly . The manufacturer offers extra filter for purchase if you desire to improve the filtration rate of the water .
Get the Alexapure gravity water filter atAmazonorAlexapure .
Photo: amazon.com
Jump to Our Top Picks
What to Consider When Choosing a Gravity Water Filter
When considering a graveness water filtration organisation , there are a few central things to conceive , among them the size , type , and contamination move out .
Type
There are a few eccentric of water filters to choose from , includingcountertop optionsthat are plan to sit out on a counter and portable solemnity water filter options , which typically come in a bag often design for tenting , backpacking , or emergencies .
Different type of gravitational force water system filter are also made of dissimilar materials . The material is important to look at for those who would prefer to avoid credit card or for those who would like a more lightweight material , such as plastic , for easy transporting or packing . For example , countertop sobriety H2O filters are mostly made from unsullied steel with some plastic options . On the other bridge player , bag urine filters may be made from polyethylene vinyl radical acetate rayon ( PEVA ) , a chlorine - free polyvinyl chloride ( PVC ) choice , or another plastic fabric such as polythene .
Contaminants Removed
Not every gravity water system filter removes all potential contaminant , which is why it ’s substantive to know which one it does remove . For instance , some filters polish off glyphosate , the active element in herbicides such as Roundup , which may causehealth problem , while others do not .
However , you’re able to expect most organisation to remove contaminants such as weighed down metals , chlorine , and bacteria . These are common contaminants present in tap water and metropolis water . Some system require an extra filter to get rid of fluoride from tap water . The contaminants present in your piss — which you may determine using a homewater test kitor by having your water professionally tested — can assist you determine the best somberness piddle filters for home use .
The maker should have a complete list of contaminant that the system has been shown to murder on their website or available via electronic mail .
Photo: amazon.com
Size and Capacity
Gravity water filtration systems can range in size of it from just a few ounces — as in the cause of emergency water filtration bottles — or several gallons . The largest filtration systems we looked at were about 2.5 gallons ( 40 eight - apothecaries' ounce cup ) , which is enough for the daily needs of a medium - size of it family , or about four to six people .
Most gravity piddle filtration systems are also contrive for countertop enjoyment , except for those designed for camping , pack , and emergencies . While countertop systems generally can be ravish , such as for daylight head trip or hiking , portable arrangement , which often include collapsible bags , are more convenient to travel with due to their swooning weightiness and packability .
Every system also has a different filtration rate , which impact the menstruation of water supply and how quickly foul urine is filtered into unobjectionable pee . Some systems , including theAlexapure Proand theBig Berkeysystems , even have an adjustable menstruation charge per unit , which you may correct by add together and removing filters from the man-made lake . For example , the filtration rate can vagabond from 0.03 gallons per minute ( Big Berkey with four filter ) to 0.46 gallons per minute of arc ( Platypus system ) .
Photo: amazon.com
The filtration pace is important because it determines how apace you could have fresh water after filling up the source , which count even more so in an emergency or when you are using a portable water filter on the go .
Filter Medium and Lifespan
There are many dissimilar types of filter fabric . The most common isactivated carbon , which is most efficient for remove chemical such as pesticides , radon , and hydrogen sulfide , but it does not filter out fluoride . Activated - carbon filters generally last for 6 to 12 months . Of course , the length of service of the filter also depends on how contaminated the body of water is .
There ’s also hollow roughage membrane , which is best forfiltering out bacteriaand is ordinarily used in camping or emergency water filtration system . Hollow vulcanized fiber membranes contain microscopical thermionic tube that physically trap bacteria but not water . These filter tend to have a retentive lifespan and can last for 500 gallons or more .
Ceramic is another material used to strain piddle . Ceramic gravitational force water filter act upon similarly to empty fiber tissue layer filters in that they use petite pores to filter out contamination , let in bacteria and sediment . Ceramic filters have a similar lifespan to carbon ones , depending on the filter lineament and how dirty the piddle being dribble is .
Photo: amazon.com
Carbon , empty fibre , and ceramic may all be used together in a filtration system to remove contamination . Always follow the manufacturer ’s instruction for when to change the filter to keep water system clean .
The Advantages of Owning a Gravity Water Filter
A gravitation water filter does not require electrical energy and is a simple-minded means to filter out water at habitation without purchasing purified body of water . It help slim down waste from bottled water and permit mob to avoid the contaminant that can be find in shaping bottled water , including microplastics and bacterium .
somberness water filters are also various . While they are simple-minded to use at domicile on countertop , they can also be taken encampment , backpacking , or on road trips . Collapsible piss nursing bottle with a gravity filter can be used in emergency kits for the safe filtration of H2O .
Since gravity weewee filters can contain different types of filter , they also permit drug user to purchase the brand or filter that removes the specific contaminants in the piss at home . Some gravity filtration systems can help alkalise or ionize weewee for potential wellness benefits . In short , a gravity water filter :
FAQs
Considering a gravity body of water filter for your base ? You likely still have some questions about how these gimmick sour and what kind of maintenance they expect . Read on for some answers to these and other oftentimes ask query .
Q. How do you use a gravity filter?
Using a gravitywater filteris dewy-eyed and does not involve extra plumbing as it is a stand - alone gadget . For a countertop somberness water filter , simply pour water into the reservoir at the top and let it filter through . For a portable gravity water filter , such as those with bags or bottles , fill the bag or bottle from a natural piddle rootage , get on the bag high than the filter , and then simply let the pee filter through . For each elan , you may dispense the water from a faucet into a glass or bottle .
Q. What kind of maintenance do you have to do on a gravity water filtration system?
Gravity water filter postulate two types of upkeep : changing the filter as often as necessary ( which can order from a few month to a couple of years , depend on the filter type and textile ) and clean the water artificial lake . You should clean your water man-made lake about every month or as the maker recommends , depend on how dirty the water is .
Q. What are the benefits of gravity filters?
With a gravity weewee filter , you have more control over the contamination filter out out of your specific water thanks to filter options and the range of mountains of contaminants that these filters remove . Gravity water filtration scheme also eliminate the motive for bottled water , which can reduce your exposure to microplastics and prevent credit card from ending up in landfills and sea .
Q. Will a gravity water filter soften water?
Most gravitation water filtration systems will not damp water . However , some can help by tot up extra minerals into the piddle , but they will not have quite the same effect as a water softener .
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