Provent - 4" Dampered
4" beige plastic furnace/AC vent with damper. The damper can be easily opened and closed for control of air flow. 1 per pack.
PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov