Protect yourself from germs, parasites, cysts, bacteria, typhoid, dystentery, cholera and giardiasis (know as "traveler's diarrhea").
Note: LPK700 and LPK900 are interchageable with the TRK2 and TRK4.
- Ceradyn elements can last for 13,000 gallons but only filter out solids and bacteria
- Gravidyn elements last for about 6 months, but filter many different things because of the carbon inside of the filter
- Both types are ceramic
- 11-1/4"L x 2"OD
- Made in Switzerland