Thor Forums

[gnach]

Originally Posted by Chucke

Hello Scubawise,... There is space that runs past the last vent in the run. I filled all four cavities with insulation and then used HVAC tape to seal them up. This forces the air to come directly into the motorhome.

In my Axis the "duct" voids run from the front cap to the back cap. Blocking that void after the final vent louver forces the air out those louvers instead of building up back pressure. While you're in there look for construction debris, I found chunks of ceiling foam.