MSR New HyperFlow Microfilter Review

What Makes MSR New HyperFlow Microfilter Stand Out?

The MSR New HyperFlow Microfilter is a game-changer in backcountry water filtration, bringing together lightweight design, rapid flow rate, and user-friendly maintainability. From MSR, a trusted name in outdoor gear, this filter promises to redefine how we access clean drinking water on the trail.

My need for a reliable and lightweight water filtration system stemmed from years of backpacking trips where water sources were questionable. I was constantly battling the trade-off between pack weight and water purification effectiveness.

Upon unboxing the MSR New HyperFlow Microfilter, I was immediately struck by its compact size and seemingly robust construction. The red and black color scheme is classic MSR, exuding a sense of reliability. It felt lighter than my previous pump filter, sparking a surge of optimism.

I considered the Sawyer Squeeze and the Katadyn Hiker Pro before settling on the MSR New HyperFlow Microfilter. The Sawyer Squeeze felt a bit flimsy for long-term durability, while the Katadyn Hiker Pro seemed bulky and heavy. The MSR New HyperFlow Microfilter appeared to strike the ideal balance between these features.

My first impression was excitement mixed with cautious optimism. The size and weight were definitely appealing, but I needed to see how it performed in the field.


Real-World Testing: Putting MSR New HyperFlow Microfilter to the Test

First Use Experience

My initial test of the MSR New HyperFlow Microfilter occurred during a three-day backpacking trip in the Adirondack Mountains. This environment provided ample opportunities to test the filter’s performance in various water conditions.

The weather ranged from sunny and dry to a brief but intense rain shower, and the water sources varied from clear mountain streams to slightly murky ponds. The MSR New HyperFlow Microfilter handled all water sources with ease.

It took only a few minutes to get used to the pumping action, which felt surprisingly smooth and efficient. The ergonomic design of the handle made it comfortable to use, even when pumping for extended periods.

I was initially surprised by how quickly the MSR New HyperFlow Microfilter delivered clean water. There was no noticeable reduction in flow rate, even after filtering several liters of water from a silty source.

Extended Use & Reliability

After six months of frequent use, including several backpacking trips and weekend camping excursions, the MSR New HyperFlow Microfilter has proven its reliability. There are no signs of significant wear and tear.

The durable plastic housing has held up well against bumps and scrapes, and the internal components seem to be equally robust. Cleaning the filter is remarkably easy.

The tool-free design allows for quick disassembly and backflushing in the field, helping to maintain optimal flow rate. Compared to my previous water filters, the MSR New HyperFlow Microfilter has significantly outperformed them in terms of flow rate, ease of maintenance, and overall reliability.

Breaking Down the Features of MSR New HyperFlow Microfilter

Specifications

The MSR New HyperFlow Microfilter boasts impressive specifications designed for efficiency and portability. It weighs a mere 7.4 oz (209 g) and measures 7 x 2.5 inches (17.8 x 6.35 cm), making it incredibly packable.

The filter utilizes hollow fiber technology with a 1.2-micron pore size, effectively removing protozoa, bacteria, and particulates. It is rated to filter up to 1,000 liters of water. The stated flow rate is an impressive 3 liters per minute.

These specifications are critical for backcountry use because they determine the filter’s effectiveness, weight, and longevity. The high flow rate minimizes the time spent filtering water, allowing more time to enjoy the outdoors. The lightweight design reduces pack weight, improving overall comfort on long treks.

Performance & Functionality

The MSR New HyperFlow Microfilter excels at its primary function: providing safe and clean drinking water in the backcountry. The flow rate is remarkably consistent, even when filtering water from questionable sources.

The pump action is smooth and efficient, requiring minimal effort. While the filter effectively removes most contaminants, it does not eliminate viruses, so treating water with additional purification methods may be necessary in certain regions. It meets my expectations and surpasses them in terms of speed and ease of use.

Design & Ergonomics

The build quality of the MSR New HyperFlow Microfilter is impressive. The plastic housing feels durable and well-constructed, capable of withstanding the rigors of backcountry travel.

The ergonomic handle provides a comfortable grip, reducing hand fatigue during extended pumping sessions. The MSR New HyperFlow Microfilter is exceptionally user-friendly. The quick-connect bottle adapter simplifies the process of filling water bottles and hydration reservoirs.

Durability & Maintenance

The MSR New HyperFlow Microfilter appears to be built to last, with high-quality materials and robust construction. Proper maintenance, including regular backflushing, will extend the filter’s lifespan and ensure optimal performance.

The tool-free design makes maintenance a breeze, allowing for quick disassembly and cleaning in the field. This is a huge advantage over filters that require specialized tools or complex disassembly procedures.

Accessories and Customization Options

The MSR New HyperFlow Microfilter comes with a quick-connect bottle adapter, allowing direct connection to MSR hydration products and other wide-mouth bottles (such as Nalgene). It includes an advanced prefilter to prolong the life of the filter cartridge.

While there are limited customization options for the MSR New HyperFlow Microfilter, the compatibility with standard wide-mouth bottles is a significant advantage. This allows users to easily adapt the filter to their preferred hydration system.

Pros and Cons of MSR New HyperFlow Microfilter

Pros

  • High flow rate: Pumps more than 3 liters per minute, saving time and effort.
  • Ultralight design: Weighs only 7.4 oz, minimizing pack weight.
  • Field-maintainable: Can be cleaned repeatedly without tools, ensuring long-term performance.
  • Quick-connect bottle adapter: Allows direct connection to various water bottles and hydration reservoirs, simplifying water collection.
  • Effective against protozoa, bacteria, and particulates, providing safe drinking water.

Cons

  • Does not remove viruses, requiring additional treatment in certain areas.
  • Prefilter can be a bit fiddly to clean.


Who Should Buy MSR New HyperFlow Microfilter?

The MSR New HyperFlow Microfilter is perfect for backpackers, hikers, and anyone seeking a lightweight and reliable water filtration system for backcountry use. It’s an excellent choice for solo adventurers and small groups.

This product might not be ideal for large groups or situations where virus contamination is a significant concern, as additional treatment may be required. A must-have accessory would be a wide-mouth water bottle or hydration reservoir for easy filling.

Conclusion on MSR New HyperFlow Microfilter

The MSR New HyperFlow Microfilter is an exceptional water filtration system that delivers on its promises of lightweight design, rapid flow rate, and user-friendly maintainability. The price of $154.95 is justified by the product’s performance, durability, and convenience.

I would wholeheartedly recommend the MSR New HyperFlow Microfilter to anyone seeking a reliable and efficient way to access clean drinking water in the backcountry. Invest in your health and hydration on your next adventure!

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