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How many liters will a jetboil sol ti boil on one canister? (230g)

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chris smead BPL Member
PostedFeb 19, 2012 at 4:22 pm

At 8k to 13k feet in the kings canyon area in July, with the 230g fuel canister? I know weather and wind etc will make a big difference, so I'm just trying to find an average.

I'm trying to figure out if one canister will last me for 10 days. I think I average boiling 1 liter a day for everything.

Thanks!

PostedFeb 19, 2012 at 6:03 pm

Quoted by Jetboil is 12L max for 100gm at sea-level.

Owners doing their own measurements see 6g per 500ml boiled at full-flame and 4g at reduced-flame so 100g would be about 25 such so about 12L, so Jetboil's own figures seem to assume using a lower flame and obviously not a 2min boil time.

230g is 2.3x that of 100g so 2.3x of 12L is 27.6L.

At altitude boil is at lower temps so more Liters.

That would imply you could last 10 days at 1L/day with a 100g canister, using 83% of it so a little tight, and if you took a 230g canister you'd use about 36% of it so much more safety margin and you could probably boil at the strong flame, less fuel efficient but quicker and your 1L/day for 10 days would consume 12g/day = 120g so about 52% of a 230g canister. Bringing to boil snow would take much more fuel obviously, but even so a 230g canister looks to have ample for a 10day trip 1L/day.

chris smead BPL Member
PostedFeb 19, 2012 at 6:04 pm

I just noticed on the jetboil site that it states 12 liters per 100g fuel canister.
Does this seem accurate?

I'm used to my gigapower lite max and evernew pasta pot combo using up away more fuel than that. At least it feels like it does.

PostedFeb 19, 2012 at 6:15 pm

Jetboils are efficient with fuel use. BPL did an article about fuel usage not too long ago, which confirmed this.

12L/100g canister sounds about right. Some fluctuation with altitude, water temp, power, etc. but that's not marketing hype.

James Klein BPL Member
PostedFeb 19, 2012 at 6:32 pm

The BPL article on intergrated stoves found that a JB could increase the temp of 2cups of water ~125F using 4gr of fuel — comes out to 28L / 230gr canister but that really is a best case as the test was run at ~70F air temp and no wind — mild wind w/ no windscreen required about 30% more fuel.

Even with colder temps (air and water), or much wind I would bet you could still boil 20L (assuming proper windscreen and or wind break). If that is all the water you boil I might risk a 100g canister….

PostedFeb 19, 2012 at 6:55 pm

You're getting close to the 12L/100g limit with your 10L requirement, so SnowPeak and MSR 110g canisters have 10% more fuel and will fit inside the Jetboil Sol Ti, I was told assuredly when I was asking such questions, to stretch upper limit of the canister which fits in the Sol Ti pot.

As 100g is 12L then 110g is 13.2L so your 10L should be 76% of a 110g canister, a bit safer than 83% of a 100g canister.

If you're not bothered about packing the canister in the pot then 230g canister is a gross weight of 356g vs the 200g for a 110g Snowpeak canister so 156g more weight to reduce from a 76% consumed to 36% consumed. Not much weight really.

I pretty much did a similar calculation about a week ago, in my case 5 day trip and boil 2L/day expected and concluded get a 110g MSR or Snowpeak to add a bit more safety-margin but leave little unused fuel.

Jetboil's own-goal to sell canisters smaller than needed and not with as much fuel as competing canisters.

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