Punching 3” holes in the nose section is another way to add to your air flow needs. These can be closed up completely using a hole plug kit.
Additional ventilation can be done using pie plate vents in the nose compartment. Very handy if your loading your nose compartment.
Increasing air movement is easily done from the front of the trailer using these adjustable “pie plate” vents
Hole plug kits are an easy way to close up the trailer in cold climate conditions. Kits can be ordered with the trailer or after market to your specific length and punch pattern of trailer.