What Is Vinyl Undersill Trim

This video shows how to install undersill trim under windows and eaves and over doors and windows.

What is vinyl undersill trim.

A piece of trim used any time the top lock has been removed from the siding to secure a siding panel. Nail the trim every 12 inches on center. If the top is mitered miter the sides as well. This undersill trim secures trimmed siding panels under windows and eaves.

Matches cellwood white siding. Double utility trim is also available. It is a necessary accessory for any siding job. It s available in a variety of colors to suit your needs.

Vinyl siding depends on a few special trim pieces that either hold everything together or hide the edges and ends of the panels. Cellwood accessories are designed to withstand the toughest weather and retain their beauty and color year after year. Cellwood vinyl finish trim also known as undersill trim is used to hold the top row of siding in place near the roof line or under windows. Cellwood vinyl finish trim also known as undersill trim is used to hold the top row of siding in place near the roof line or under windows.

The siding slides behind vinyl siding trim pieces that hide the gap and the cut end. To prevent the relatively thin panels from buckling observe these fitting and nailing rules. Also referred to as undersill or finish trim. It is a necessary accessory for any sidign job.

Water resistive material placed under vinyl siding panels. At the bottoms of windows install under sill trim for horizontal siding and j channel trim for vertical siding. Matches cellwood khaki siding. Item 89145 model 236257a.

Gap at all ends. Undersill trim for instance is installed under windowsills or other horizontal projections and grasps the top edge of the siding panel below it see installing window trim. Vinyl siding installation is designed to hang loosely on the sheathing so that it can expand and contract with temperature changes.