Make sure you backflush the filter with a lightly bleached water solution before you put it away and lube the filter gaskets to give it a long life.
Do ceramic catadyne filters freeze.
The ceramic only filter in the ceradyn lasts for years.
But the charcoal filter needs to be changed every 6 months or you could build up some nastiness.
In testing with neutral water the katadyn pocket microfilter would impart an off taste to the water presumably from the ceramic filter.
If the filter starts to become clogged yu can take it out and swirl it in the river for a temporary clean the current filter replacement cartridges fit the older model.
Do not rely on this filter alone as a means to make water safe to drink.
The charcoal filter in the gravidyn makes the water taste better that s what s in your britta or other inexpensive filter.
High capacity ceramic filters can process over 1 500 gallons before requiring replacement.
This activated carbon filter removed those off tastes.
Ceradyn can handle 39 000 gallons before replacing.
As part of katadyn s ultralight series the mini is designed to fit in a.
It is a keeper.
In some cases you can get a mossy or fishy taste from some water sources.