Namaste Peter
Thanks for your positive words.
We use AS350B & B206BIII to 16-17,000' the AS350B2 to 18,000' & the AS350B3+ till service ceiling of 23,000' ??
For the higher elevation, high DA (ISA+30-40C) yes the Ecureuil's are best by a LONG shot
Happy Landings
VF