seankirsch73 wrote a review of Jetboil Personal Cooking System on February 15, 2007
Used the Jetboil with the REI 4 season gas mixture in -10F this weekend. I regularly use the jetboil and it works great, but it did not work well in that cold of temp. I had to hold the fuel canister to heat it up for the stove to efficiently work.
Outside of the extreme cold, its a great stove.