valves
rectorseal corp 5757364 magic vent micro
eliminates roof penetrations multiple use applications code allowed easy to install and durable double guide system and positive seal light weight membrane and quiet operation insect and tamper resistant micro size has a 1 12 in female threaded connection ; however the valve is rated for 1 14 to 2 in individual or branch vent pipes use with magic trap pvc dwv fitting features plumbing vents air admittance valve micro size dimension 7 x 7 x 12 in item weight 34 lb sku orgl29718