The Vario Microfilter combines efficiency with the simplest handling. The technology consists of three filter levels: a high-performance glass fiber filter, a ceramic pre-filter that can be adjusted to the cloudiness of the water, and active charcoal for eliminating odors. Cleanable ceramic disc lengthens life of microfilter, 0.2 Micron high surface area pleated glass-fiber microfilter removes waterborne bacteria. Replaceable carbon core reduces chemicals, pesticides and bad taste in water. A member of Katadyn's Backcountry Series of water filters, the Vario Multi Flow Water Microfilter is the first water filter that is adjustable for different conditions. It combines two leading technologies into one high-performance pump: ceramic for a longer life and pleated glass fiber for easy operation. The Vario offers a high output and also contains a replaceable carbon core to keep the water tasting fresh. Key Details: * Output: Up to 2 quarts (2 liters) per minute * Cartridge Capacity: Up to 500 gallons (1875 liters) * Weight: 15 ounces * Height: 6.5 inches * Hose Length: 36 inches * Includes prefilter, cleaning pad, and deluxe carry bag About Katadyn Katadyn of Switzerland has been producing high quality portable water systems since 1928. Their history has been one of innovation and durability. Katadyn products are used by militaries, health organizations and outdoor adventurers world-wide. No other water system provides higher quality or longer lasting performance. Katadyn is the global leader in portable water treatment. With subsidiaries in the United States, Germany, France, and Singapore; Katadyn develops, produces, and distributes high quality products which are used whenever safe drinking water isn't available--for travel, camping and humanitarian operations. From Backpackgeartest.org The Katadyn Vario Microfilter is part of the backcountry series filter line. The manufacturer indicates this filter line is good for all round use. The manufacturer claims that this filter meets the industry standards for reduction of bacteria (99.9999% Klebsiella terrigena) and protozoan cysts (99.9 % Giardia and Cryptosporidium)...read the entire review

Adapter base attaches directly to water bottles or an output hose can be used to fill hydration systems or larger containers. Dual piston technology provides maximum output with minimum effort. Replaceable carbon core keeps water tasting fresh; reduces chemicals, odors, and toxins throughout the life of the cartridge. Produces up to two quarts per minute in the faster flow mode and one quart per minute in longer life mode. A simple turn engages a ceramic pre-filter for long life in dirty water or a pleated glass fiber filter in normal conditions. Glass fiber filter. Adapter base attaches directly to water bottles or an output hose can be used to fill hydration systems or larger containers. Uses a replaceable Katadyn carbon core and cleanable ceramic disc. Produces up to two quarts per minute in the faster flow mode and one quart per minute in longer life mode. A simple turn engages a ceramic pre-filter for long life in dirty water or a pleated glass fiber filter in normal conditions.

Item Weight: 1.66 Pounds. Power Source: Ac/Dc. Purification Method: Pleated Glass-Fiber. Package Information: Cartridge. Included Components: Water Filter, Storage Bag, Cleaning Pad. Capacity: 2.5 Liters. Material: Glass. Product Dimensions: 16"L x 12"W x 4"H. Color: Black. Brand: Katadyn. Date First Available: May 28, 2004. Best Sellers Rank: #58,097 in Sports & Outdoors. Customer Reviews: 4.5 out of 5 stars 1,340 ratings 4.5 out of 5 stars. : B000KUVVY4. Sport Type: ?Camping & Hiking, Hiking. Size: ?One Size. Part Number: ?8014931. Manufacturer: ?Katadyn. Number of Items: ?1. Suggested Users: ?Unisex-adult. Warranty Description: ?Manufacturer warranty for 1 yearfrom date of purchase. Country of Origin: ?United States. Brand Name: ?Katadyn. Item Dimensions LxWxH: ?16 x 12 x 4 inches. Package Weight: ?0.78 Kilograms. Item Package Dimensions L x W x H: ?9.41 x 9.06 x 3.58 inches. Maximum Flow Rate: ?2 Liters Per Minute. Model Name: ?Katadyn Vario Dual Technology MicroFilter. Item Weight: ?1.66 Pounds. Power Source: ?Ac/Dc. Purification Method: ?Pleated Glass-Fiber. Package Information: ?Cartridge. Included Components: ?Water Filter, Storage Bag, Cleaning Pad. Capacity: ?2.5 Liters. Material: ?Glass. Product Dimensions: ?16"L x 12"W x 4"H. Color: ?Black. Brand: ?Katadyn.