Trim boards are a decorative element which is added to the home to add a break between floor, ceiling, walls, doors and windows. ... Trim boards can be along the floor or around windows and can be flat or ornate.

What is trim board made of?

Cement, sand, and cellulose are the basic ingredients in fiber cement, and trim boards come with a smooth or woodgrain finish. Cutting them can involve a special sawblade or dedicated shears.

What is a trim used for?

A small yet mighty design element in a room, trim is a type of millwork used on walls for both practical and decorative purposes. “Typically, trim covers the gaps between two areas, but it can also be highly decorative, setting the style and tone of the room,” says Lowe's Project Expert Hunter Macfarlane.