SHERA is the first company to produce cement doors and door frames which connect spaces of each room perfectly. They create the quality of life in opening and closing doors that is suitable for all generations in the house both in terms of durability and appearances for all designing styles, so as to solve the maintenance problem in the long term. They are not arched or twisted to make closing and opening convenient and close to the frame. Besides this, they are resistant to sunlight, humidity and, importantly, termites and snout beetles, an irritating problem of every house. This will help extend the useful life.