[[ਐੱਸਟੀਡੀ ਬੈਕਟੀਰੀਆ , [[ਪੈਰਾਸਾਈਟਿਸ [[ਅਤੇ [[ਵਾਇਰਸ ਨਾਲ [[ਫੈਲਦੇ ਹਨ [[|
Even roof should be covered simultaneously so that when it will be open then accumulated water would drain first and water could not go inside any how .