1. The windows are wood but with no flange. The opening has not been flashed properly so the windows will be removed for that to happen. They were installed flushed with the sheathing. There will be a rain-screen and fibre cement siding. So back to my question.
2. Related Articles. Seal the sill with tarpaper or with a vinyl sill sealer. It should extend for the full length of the sill and be wide enough to bend over the edges of the sill plate. Staple the sealer to the sill plate.

• How To Install Vinyl Windows

Aug 23, 2012  The window installer simply scores the plastic nail-flange on the new window with a utility knife and snaps the flange off. Even more magical is that there are actually vinyl windows that can be purchased that have no flange to begin with.

Shannon from shows you how to install a window that has a nailing flange. This is a companion video to the other window installation videos.

Many window install steps are the same but there are some differences if the window has a nailing flange. Video © 2014 SKS Media. Videos produced by SKS Media (House-Improvements.com) are provided for informational purposes only. The information contained in the videos is intended to give general guidance to simplify DIY (do it yourself) projects.

Because tools, products, materials, equipment, techniques, building codes and local regulations are constantly changing, SKS Media cannot and does not assume any responsibility or liability for the accuracy of the information contained therein. Further, SKS Media will not accept any claim for liability related to, but not limited to, omissions, errors, injury, damage or the outcome of any project. It is the responsibility of the viewer to ensure compliance with all applicable laws, rules, codes and regulations for a project. The viewer must always take proper safety precautions and exercise caution when taking on any project.

How To Install Vinyl Windows

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