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- Sun Nov 16, 2025 6:53 am
- Forum: Manufactured Home Repair & Renovation
- Topic: Subfloor replacement
- Replies: 0
- Views: 18
Subfloor replacement
I'm planning on replacing the subfloor in most of my double wide. The original floor is rotting on top of the hvac ductwork. What can I use as waterproof on the under side of the new floor. And any advice on insulation on the ductwork.