Opening/closing flaps prevents outside elements from entering the vent. UV inhibitor is used to help prevent the premature fading of vent. 4" white plastic louvered vent with 11" tail pipe, 4" white plastic trim plate.
1-1/2 Galv Cross
3/4x3/8 Galv Coupling
2" Diamond Hole Saw
20A-250V Locking Plug L6-20P