Replace Your Rotten Sub-Floor And Secure Your Family Your vintage Airstream trailer has a subfloor that rests on the chassis. The subfloor is covered with a moisture barrier and then you have the finished floor that you see in your trailer. The subfloor of your trailer wears out over time. The floor rots away mainly due to exposure to moisture. A rotten subfloor […] Owner in News Feed March 27, 2020Updated May 4, 2022 Continue reading →