how to lay carpet yourself
Part 3. Laying the Carpet. 1. To install carpet properly, you need to start with a piece that overlaps the edge of the floor by 4 to 6 inches (10.2 to 15.2 cm). The overlay can then be trimmed so the carpet fits properly. To cut your first section, measure the room at its longest point and add 6 inches (15.2 cm) to that measurement.