Out Of StockWater Filtration

UltraFlask+ Filter Cap

Filtration For Runners
£38.50
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Material

ABS, POM, Silicone, Hollow Fiber

Dimensions

42mm

Weight

36 g / 1.3 oz

UltraFlask+ Filter Cap
UltraFlask+ Filter Cap
UltraFlask+ Filter Cap
UltraFlask+ Filter Cap
UltraFlask+ Filter Cap
UltraFlask+ Filter Cap

Product Details

Run fast, filter faster. The UltraFlask+ Filter Cap threads seamless onto all of HydraPak’s 42mm running flasks and handhelds for a lightweight, straightforward filtration solution. Featuring a traditional bite valve and cap design, runners can drink freshly filtered water directly through the high-flow Blaster valve.

FILTER FACT SHEET | FILTER USER MANUAL

*Effectively removes common waterborne bacteria, such as E.coli (99.999%) and parasitic cysts (99.9999%) per HSF 42.

Beyond Lifetime Guarantee Beyond Lifetime Guarantee
Easy To Use Easy To Use
High Flow High Flow
Lightweight And Compact Lightweight And Compact
Running

Weight

36 g / 1.3 oz

Dimensions

42mm

Material

ABS, POM, Silicone, Hollow Fiber

Care

Avoid freezing filter. Freezing may ruin the hollow fiber membrane. If in freezing conditions we recommend you keep the filter in your pocket or near your body to prevent freezing.

Features

FAST & SAFE FILTRATION

The integrated filter removes Escherichia coli bacteria, Cryptosporidium parvum cysts, and Giardia Lamblia from approximately 1,500 liters of water at a rate of >1L per minute.*

LIGHT AND COMPACT

Minimal design and lightweight materials make this filter the ideal choice for runners. It takes up no extra space when stored or threaded directly onto a flask.

HIGH-FLOW

Easy to drink bite valve auto-seals after each sip, eliminating annoying drips.

42MM THREAD COMPATIBLE

Easily thread the filter onto some of the most popular running softflasks, flexible bottles and water storage containers.

INCLUDED BACKFLUSH ADAPTER

Plugs into filter valve and threads onto a HydraPak Stow or bottle of clean water for backflushing the filter to restore its flow rate.