Necessary when existing window frames are old and deteriorating.
Vinyl windows stucco installation.
You have two choices for vinyl replacement windows.
How to install vinyl windows in stucco.
In new construction stucco can be applied up to the edge of a window eliminating the need for trim.
Replace the entire existing window down to the house frame.
1all exterior finish systems applied to the building such as siding stucco systems including eifs2 and defs masonry products or any other system must be installed according to its prescribed installation procedure.
Vinyl window installation guide.
Although trim would still be a design option in new.
Full frame windows and insert windows.
More advanced project because you have to remove interior and exterior trims and sometimes the siding.
Each accessory is designed to address a specific construction need.
By amsco windows on installation practices and procedures.