About 24 years 55 minutes and 35 seconds
how old is my kelvinator model K26F-8-r part no 1170650 serial no 1114022 I have had it for 30 years the person that gave it to me said 33 years old in 1979 thanks paul krick.
There is really no age limit, it really depends on what kind of modeling, there is Children models , teenage models etc.
I am 12 years old i started when i was little!!! Its really fun for all ages!!! So the answer is ANY AGE!!!!