2023 Cost To Install a Ridge or Roof Vent - HomeGuide
Roof Vent Cap, Commercial Grade with Damper & Animal Screen, 4 In. | True Value
Amazon.com: Broan-NuTone 634 Broan Steel 3-1/4x 10" Roof Cap for 3-1/4 x 10 8-Inch Round Duct, 1 and Builder's Best 084635 Galvanized Steel Roof Vent Cap with Removable Screen & Damper, 4"
Roof Rain Cap(18 Inch) (GCT 18) - HVAC Express
634 | Steel Roof Cap, 3-1/4-Inch x 10-Inch or Up to 8-Inch Round Duct, Black