Pros Who Know: How to Trim a Window (2 of 3)

Posted on February 6, 2017 within

After you have selected which j-channel you will use when installing insulated siding or vinyl with Fullback insulation, you may want to build the window out to accommodate the additional thickness of the insulation. This can easily be done with wood 2x4s and aluminum coil cap to create a beautiful, premium look.

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