Magic Vent Air Admittance Valves

The Micro Size Magic Vent® AAV has a 1 1/2 inch female threaded connection, however the valve is rated for 1 1/4 inch to 2 inch individual or branch vent pipes. When used in combination with the Magic Trap™ fitting, it is the quickest way to install a venting system. U.S. Patent No. D427,286; 7,395,835; 7,410,608. Magic Vent Micro is also available with ABS or PVC adapter for easy installation in a wall cavity.