LifeStraw Peak Series Gravity Purifier

The Peak Series Gravity Purifier is designed to remove 99.999% of viruses, bacteria, and parasites, as well as microplastics, silt, and sand. Because it removes viruses, it offers a higher level of protection than standard water filters, making it suitable for water sources that may be contaminated by human or animal waste.

No, this system relies entirely on gravity. You simply fill the 8L bag with water, hang it from a tree or sturdy structure, and let the water flow through the filter membrane via the hose. It requires no electricity, pumping, or external power sources.

The Ultrafilter membrane is built to last for up to 18,000 liters of water. You will know it is time to replace the filter when the flow rate slows down significantly and cannot be restored even after performing a thorough backwash with the included syringe.

Yes, the kit includes an adapter compatible with standard 28mm threaded bottles. This allows you to filter water directly into a bottle for easy transport, or you can use the hose to fill larger containers.

Not at all. The kit comes with a backwash syringe specifically designed to clear debris from the filter membrane. Regular backwashing is simple and essential for maintaining the high 30L/hr flow rate throughout the life of the product.

Yes, it is an excellent choice for international travel, especially in areas where tap water quality is questionable or viruses are a concern. Its gravity-fed design is compact and lightweight, making it easy to pack for remote trips or emergency preparedness.