The only thing I have seen used is intake screens. Since blowers aren't really drying the car but using air impingement on the ponding formed by drying agents these are adquate for debris content. In my experience entrainment of the water laden air removed from the vehicle into the incoming...
Having a problem with a Belanger top wheel drive. The shaft that goes between the gearbox and the splined drive bearing has failed 3 times in 3 years. The shaft that the gearbox is mounted on strips. It looks like belanger replaced the hydraulic motor with a gearbox on this unit without...