Flush Fin Window Siding

Flush fin allows our windows to be installed from the exterior of a home into an existing window frame.

Flush fin window siding.

This provides a clean energy efficient result. It consists of a vinyl fin that surrounds the perimeter of the window frame and is flush with the exterior frame of the existing window. The fin covers the old window frame. Completely surround the rough opening with the backing support material as applicable by local requirements.

This is the most commonly used replacement window type. No need to cut back stucco or siding refinish interior trim or replace blinds and window coverings. The fin covers the old window frame. This provides a clean energy efficient result.

Flush fin also known as z bar frames are designed to replace aluminum frame windows while preventing damage to stucco and interior dry wall. Mount the window with the nail fin flush against the applied backing support material. Shop all jeld wen windows here. Innie vs outie will be determined by the window construction and sash location.

For replacement or retrofit. California residents see prop 65 warnings. For replacement or retrofit. The fin covers the old window frame.

No need to cut back stucco or siding refinish interior trim or replace blinds and window coverings. In the fiberglass impervia details what appears to be a flush fin is a replacement window. Our flush fin option allows our windows to be installed from the exterior of a home into an existing window frame. Be sure backing support is applied prior to weather resistant barrier.