Aluminum doors have an enamel coating, so they never have to be painted, and they are never covered with rust. This explains the long warranty on these doors. All these advantages increase the price of aluminum entrance doors.
Fiberglass composite doors
Fiberglass entry doors can be a smart choice for places with harsh climate. Such doors are resistant to humidity, dampness and temperature fluctuation. And one of their merits is giving space for designing power of imagination as such doors can be colored or given different texture.