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MSR SweetWater Microfilter

Item #CAS0480 | 42 in Stock

I've heard that this is freeze thaw compatable is this really...

By Ranked #83 - Water Treatment December 25, 2008

I've heard that this is freeze thaw compatable is this really true?? Im looking for something that works well in warm or cold weather for one or two people during weekend trips. From what I have been told ceramic will crack and ruin the filter when it warms up from really cold, and I don't want to sleep with this thing in my bag just to keep it usable....I know nothing about water filters by the way..im looking to make my first purchase.

Helpful Votes: 0 Yes | 0 No

By Ranked #32 - Water Treatment December 25, 2008

You can leave this out to freeze, but you must be SURE that all of the water is out of the filter. If there is any decent amount of water in the filter you could damage the filter element. All you need to do is give it several extra pumps out of the water and then detach the pump from the filter element. This will insure that there is no water in the pump and that all pressure is out of the filter.

Helpful Votes: 0 Yes | 0 No

Tech Specs:

Filter Type:
Carbon cartridge 
Cleanable:
Yes 
Adapter:
All MSR hydration bags, standard Nalgene water bottles 
Gravity Flow:
No 
Output:
1.25L / min 
Cartridge Life:
Up to 200G (760L) 
Weight:
11 oz (320g) 
Recommended Use:
Backpacking, mountaineering, paddling trips 
Manufacturer Warranty:
Lifetime 
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