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Vinyl siding window sill trim.
Instruction on how to install exterior 2x4 trim around a new or old window.
Under sill trim is used to finish off the top edge of vinyl siding as under a window sill or at the soffit line.
Item 6555 model 329058.
This video shows how to install undersill trim under windows and eaves and over doors and windows.
Prepare windows and install accessories.
Before the siding itself can be hung a number of accessories must be installed first including starter strips corner posts window flashing trim and j channels over the roof lines and around openings.
Our trim comes in styles to match virtually every home door and window type.
At the bottoms of windows install under sill trim for horizontal siding and j channel trim for vertical siding.
Nail every 12 inches on center.
Install trim under eaves rakes.
For horizontal siding install f channel trim at the soffit and gable rake.
For vertical siding install j channel trim.
If the top is mitered miter the sides as well.
It s available in 100 cellular pvc and vinyl and requires little in the way of maintenance protecting against termites moisture and extreme weather conditions.