Gibraltar Building Products 8 in. x 9.25 in. Round White Weather Resistant Plastic Soffit Vent for 4 in. Ducts

The Liberator soffit termination system streamlines installation and helps optimize airflow by allowing complete ducting before soffit panel installation. This high performance soffit vent improves overall fan performance and is for a 4 in. duct. The Liberator soffit termination system is ideal for new residential construction. The patent pending design eliminates water intrusion costs associated with roof and/or wall terminations. This is to be installed inside the soffit for the main purpose to finish the bath ventilation – terminating the venting from the bath fan to the outside of the house. Color: White.