Lambro 354R Roof Vent Cap, Plastic, Black Window Boxes block or brick

block or brick

and water repellency all in one coat

Fastener Gauge: 16 Gauge

Balanced fan blades for quiet operation

LED battery indicator

Lambro 354R Roof Vent Cap, Plastic, Black Window Boxes block or brickFor use with 3 in and 4 in installations, round. Includes damper, screen and collars. Highlights: Color: Black Includes:(1) 4 in Black Plastic Roof Cap (1) 3 in Collar (1) 4 in Collar Material: Plastic Styles range from louvered vent for a low profile look to a preferred vent allowing maximum airflow The air intakes are available with a louvered vent and have a metal screen in the vent to keep unwanted elements outside Open closing damper prevents