Sinus infection is the leading cause of yellow-colored mucus. The sinuses are more prone to infection due to its role in keeping the air that enters the body clean and moistened. It also creates a lot of mucus to catch particles, bacteria and viruses that may harm the sinuses and the entire body.
Convert your existing sliding door into a fully automatic door! Autoslide is an automatic sliding door system which is attached to existing manual free running patio, internal and sliding screen doors, to enable the door to open and close automatically. No more pushing or pulling of the doors.
How do self-closing door mechanisms work? As the door is opened the arm is pulled along, expanding either the spring or the piston. On release, the spring or piston returns to its natural state, pulling the arm and the door along with them, closing the door again and exerting enough pressure to keep it closed.