Builder's Best
Builder's Best 84035 Galvanized Steel Roof Vent Cap with Damper & Removable Screen, 4" Diameter Collar, Black
Broan-NuTone
Broan-NuTone 636 Steel Roof Vent Cap for 3" and 4" Round Duct, For Bathroom Ventilation Fans, Black
Qnboor
Qnboor 3Pcs RV Plumbing Vent Cap, Plumbing Vent, Roof Vent Cap, Plastic Roof Sewer Vent Cover for 1 to 2 3/8 Inch Pipe, Camper, Trailer, Motorhome
Airknow
Airknow Roof Vent Cap Removable Roof Vents for Houses,Steel Roof Dryer Vent for Ventilation System with Damper,Vent Cap for Bathroom, Silver (4 inch)