Feather River Doors Preston Craftsman is an smooth fiberglass door with zinc caming. The preston collection is a geometric design with a contemporary style made up of many glass designs including- granite, ribbed, glue chip and clear bevels. This door has rich detailed embossments and is ready to paint any color to match your homes decor. Every feather river door is loaded with standard features which are usually upgrades with other doors and are energy efficient and energy star qualified. Door specification: 36 in. x 80 in. prehung door, 4-9/16 in. primed jamb, right-hand inswing, fits rough opening of 38-1/4 in. x 82-1/8 in.