Lambro 267BS Louvered Vent, 4 in Dia, Plastic, Brown, Wall Installation Brown

The Lambro 4 in brown plastic exhaust wall louvered vent with 11 in pipe is ideal for venting through the wall. This vent is used for clothes dryer exhaust, bath fan exhaust and other general venting applications. The built in flaps prevent back drafts and prevents critters from entering the home through the vent. The plastic vent has a UV additive to prevent premature fading due to the sun.