Simple, durable 2 and 5-gallon pour-through, gravity feed filtration or purification systems. No water pressure required; excellent for daily use in emergency situations or in underdeveloped areas. Buckets nest for transport. Systems provide up to 1,800 gallons at an average rate of 10-30 gallons per day - enough water for a family of four for a year or for groups of up to 30 for 2 months. Protect against Bacteria (such as those causing Cholera), cysts, and viruses (such as hepatitis and polio). Remove bacteria at a rate of 99.999%, cysts at 99.9%, and viruses at 99.99%. Recommend use of clear water for best results. Additional pre-treatment may be needed in extremely dirty water. Please call for regional recommendations.

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