Draw Through Vs Blow Through - Web in general if you have requirement for high airchanges per hour and the sensible and latent loads are not that high, blow thru will require less coling tons. 2.1k views 3 years ago. They can move air over the evaporator coil in a more uniform pattern, resulting in a higher level. Web nsw hvac academy. Today's video will discuss the difference in blow thru vs draw thru fan.
They can move air over the evaporator coil in a more uniform pattern, resulting in a higher level. Web in general if you have requirement for high airchanges per hour and the sensible and latent loads are not that high, blow thru will require less coling tons. Web nsw hvac academy. Today's video will discuss the difference in blow thru vs draw thru fan. 2.1k views 3 years ago.