Plywood Floor Underlayment: Multiply Floor Underlayment (Birch): Product Guide

Special Features | Thickness | Size | Technical Data Sheet | Flooring Manufacturer Requirements

Floor Underlayment Size

4x8 Floor Underlayment: Creates fewer seams, but large size can be hard to handle.

4x5 Floor Underlayment: Creates fewer seams than 4x4 size, and is easier to handle than larger 4x8 size.

4x4 Floor Underlayment: Easiest to handle and transport. Perfect size for bathrooms and other small areas.

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