Hexi working temp?

[Pignut]

Anyone know if Hexi has a lower temp where it will stop working?

 

[spiritwalker]

Not so sure it does once its lit it will continue to self prime i have never had trouble with it except in high winds but once i got a breaker around it it goes up well.

heres a safety data sheet for esbit blocks
http://zenstoves.net/MSDS/MSDSEsbit.pdf