The micro size Magic Vent® AAV has a 1-1/2 in female threaded connection, however the valve is rated for 1 1/4 to 2 in individual or branch vent pipes. When used in combination with the Magic Trap™ fitting, it is the quickest way to install a venting system. Magic Vent Micro is also available with ABS or PVC adapter for easy installation in a wall cavity.
Magic Vent® Air Admittance Valve, Domestic