Thermatru, Pella and Clopay manufacture steel entry doors in a variety of styles and designs. Thermatru offers fire-rated steel doors that offer a high degree of protection, while Clopay offers a wide variety of aesthetic designs and glass insert options.
Clopay offers its customers a choice between 15 types of steel doors and 17 types of glass inserts for their products. The company also provides its customers with a choice between four different hardware designs and an additional set of specialty locks, mail slots and peepholes, making custom door designs possible.
Thermatru offers four lines of steel entry door: Profiles, Traditions, Fire-rated doors and Pulse doors. The company's Profiles line uses wooden trims for aesthetic purposes, while Traditions is manufactured entirely out of 25- and 24-gauge galvanized steel. The company's Pulse line utilize crisp angles and clean lines for a modern presentation.
Pella offers the greatest variety of individual steel entry door types with 32 individual models in production. Many of these doors also allow for glass inserts of various sizes. All of the company's steel doors are also available in fiberglass, and most come in a variety of colors, sizes and finishes. The company offers an optional lifetime warranty on its products as well.