MSR Annual Maintenance Kit

Where to Buy

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Manufacturer's Description

Visit MSR's Annual Maintenance Kit page.

Retailers' Descriptions

Here's what other sites are saying:

The MSR Guardian annual maintenance kit ensures years of lasting and reliable performance from your Guardian water purifier.


MSR Guardian Annual Maintenance Kit - The Guardian Annual Maintenance Kit has all the necessary components and instructions required to maintain your Guardian purifier's performance and reliability, packed in a small, convenient carry case for field use. The kit includes instructions, pressure relief assembly, relief valve o-ring, piston o-ring, end nut o-ring, piston cup seal, umbrella valve, clean side cover seal and MSR food-grade silicone lubricant. Make sure your Guardian purifier is always functioning at its best with the MSR Guardian Annual Maintenance Kit.

- Outdoorplay

The MSR Guardian Annual Maintenance Kit ensures years of lasting and reliable performance.


The Annual Maintenance Kit by MSR is a simple kit which allows you to easily perform annual maintenance on any MSR liquid-fuel stove and stove pump. Features of the MSR Annual Maintenance Kit Everything you need to perform annual maintenance on your liquid fuel stove and pump to ensure lasting reliability in the field Weight: 1.3 oz / 37 g

- Moosejaw