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Search: Posts Made By: kevinschung
DIY Home Repair Forum: General Home Improvement Discussion 10-22-2008, 06:37 PM
Replies: 8
Views: 15,217
Posted By kevinschung
3/8" OSB is too thin for sub floor. Min 3/4" is...

3/8" OSB is too thin for sub floor. Min 3/4" is required.
It becomes uneven due to thin subfloor
You need to add 3/8 or 1/2" plywood to prevent more sagging first.
and then you can install...
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