Berkeley Sports Bottle Water Filter: tested to the extreme in 3rd world conditions. It is estimated that you can fill the Sport Berkey three times a daily with tap water for up to 7 months. The Sport Berkey holds 22 ounces of water. Link: http://www.directive21.com/products/sport-berkey-water-bottle/
The Kelly Kettle® is an old invention from England used by fisherman to boil water easily with many different types of dry fuel. Every prepper may wish to consider adding one of these to their essentials kit. The kettle boils water efficiently for sterilization, preparing instant meals or hot beverages. amazon.com
Katadyn® Vario Dual-Technology Water Filter a premium drinking water system, combines easy operation, high water output and extended cartridge life. Dual-piston pumping technology provides maximum water output with minimum effort in most water conditions,
LIFESAVER jerrycan 20000, removes all bacteria, viruses, parasites, fungi & all other microbiological waterborne pathogens without the aid of any foul tasting chemicals like iodine or chlorine. The LIFESAVER jerrycan allows users to process up to 20,000 liters of clean sterile drinking water.
Katadyn Pocket Water Microfilter. It's filter is designed to filter up to13,000 gallons. The average person drinks about 2 liters a day which mean the Katadyn Water Filter can provide filtered water for up to 70 years for one person.