In this video we are comparing and testing two 16" puller fans:

Flex-a-lite A118 https://www.amazon.com/dp/B000FKBR6G
12 Volt
2500 CFM
18.5 Amps current draw (20 Amp fuse)
3.1875" height
16" diameter (approximate)
Puller

SPAL 30102049
https://www.amazon.com/dp/B07SPY8M4C
12 Volt
2024 CFM
40 Amp fuse
3.5" Height
16" diameter (approximate)
Puller