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Old 03-07-2024, 04:29 PM   #21
Junior Member
Brand: Thor Motor Coach
Model: 2022 Four Winds 31W
State: Texas
Posts: 24
THOR #27889

Originally Posted by Mikmal View Post
I have found that a lot of our engine and road noise in my 2019 Four Winds 23U was coming into the cab thru a gap that ran the full width between the cab and house floors right behind the driver's/passenger's seats. That gap was 1//2" to 1" wide and only covered with the factory rubber floor matting. We filled in the gap with spray foam and it made a noticeable difference.
That was the source of road noise in our 2022 Four Winds 31W

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