Doors have a major role in designing aesthetics and the energy performance of all types of buildings. They oversee the connection of both the interior and exterior physical and visual appeal of a building and enhance its general appearance. But, even when in high demand for quality residential doors, homeowners are advised to cut costs and retain their budget allocations. This has seen the rise in demand of UPVC residential doors which are very easy to maintain and affordable. They are also made of materials that are efficient and great in energy conservation.