What is the feng shui size of the door of a self-built house in rural areas?

Generally, the gate size of common rural buildings is 2800m high and the gate width is 2600 mm, and the size of double doors when entering a rural compound is generally 1.5m or1.8m.. Their main consideration is that this specification can buy finished doors in the market, and they also consider that hospital parking should be at least 2. 1 m according to the width of their own cars.