Comes with small compass built-in in cap and a cheap paracord bracelet and flint. Popular and nicely-reviewed, but we predict it’s only fascinating for stylish on a regular basis carry. Smaller bottle, partly because of a design that makes use of a singular “french press” motion instead of filtering as you suck water out. Innovative, but we have issues about this design in an emergency context and reports of leaks and cross-contamination enhance our suspicion.

Salt water is the only real exception to the usual “use a filter + purifier” prepper setup, as these products don’t remove salt. Desal is the best option, and for a lot of folks that means using evaporation. This is among the finest articles I’ve ever seen on water filtering and purification. I’m stunned nothing from RapidPure showed up here in your review. Fantastic capacity, unbeatable move rate, and 6-log virus-elimination as well.

One of the few pumps that filters viruses, and the one that filters radiological contamination. Skip this model unless you very particularly care about radiological threats. White-labeled product, same because the FilterOne and so forth options in this listing. We’re skeptical of the 0.01 micron filter declare, and the product data is inconsistent about virus safety. But there are higher-than-normal reviews of problem sucking water by way of, which is typical of a smaller-pore filter.

Uses the exact same inline filter because the AutoFlow but comes with two baggage as an alternative of the MSR’s one. We dislike the zip-loc fashion bag closure, but assume these bags are extra durable than those within the MSR equipment. In the top, we like this equipment, but you may get the identical or better benefits and optionality for less money and weight. Virus protection with “absolute” 0.01 micron rating tested in US labs. Comes with some hose and a chunk valve, plus a bulb-type hand pump you'll be able to run inline to squeeze water via with your hand, making it versatile as a shower or gear cleaner.

Did you already know about their stuff and exclude it for some reason? I hope to one day do a correct scientific take a look at, the place we try several types of contaminated water with numerous filters and ship the outcomes to a lab for verification. One of the two most-often-really helpful gravity kits, alongside the MSR AutoFlow, however it’s higher for stationary camping than portable survival.

Berkey is a well known water firm, however this product is a miss and maybe white-labeled from a less expensive producer. We dislike the mouthpiece tube, because it seems flimsy and there are reviews of mildew growth and leaks.

We additionally dislike the way in which the filter hangs inside the bottle. Unique 13.5 oz inflexible bottle with built-in pump to pressurize water by way of the filter, making it easier to attract. Versatile because you can swap between primary Green and virus-rated Red filters. Only filters 25 gallons of water as a result of it’s a really beefy filter that covers radiological threats.

Seems like a decent kit and filter for the worth, but we are able to’t discover much about the product/testing and it’s not available on any widespread distributors. The Pro makes use of Series III Green filters, while the Max uses Series IV filters in either Green (bacteria/protozoa) or Red (+ virus) versions. Some reviewers notice the circulate price is decrease than average for this class. Comes with a bite valve attachment to turn it into a straw.