Broan-NuTone 356BK 1600 CFM Powered Attic and Garage Ventilation Fan, Roof Mounted, Black Dome & Builder's Best 084635 Galvanized Steel Roof Vent Cap with Removable Screen & Damper, 4" Diameter Collar

• Product 1: IDEAL COOLING SOLUTION: Prevent heat and moisture build-up for a cooler, drier attic which can extend the life of your roof and air conditioner, while lowering air conditioning expense Product 1: ROOF MOUNT INSTALLATION: Requires cutting a 14.375" diameter roof opening and wiring. included metal flashing allows for nailing and hot tar application Product 1: HIGH QUALITY, EFFICIENT OPERATION: Operates on 1600 CFM that can remove super-heated attic air in spaces up to 2285 sq. ft. or ventilate up to a four car garage, either attached or detached from the home. 14" dia. steel blade for maximum airflow Product 1: DURABLE DESIGN: Rugged galvanized steel housing and PVC dome provides ultraviolet protection and includes mesh bird screen to keep out insects, birds, and animals without impeding airflow Product 2: Extremely Durable: This is a heavy duty 26 gauge galvanized roof vent hood with a high performance polyester powder coated finish. Product 2: Protection Against Corrosion: Our vent caps are ASTM B117 tested for anti-corrosive properties, showing very little or no signs of corrosion on our high performance polyester powder coated galvanized steel surface. Other leading and foreign brands have little or no corrosive protection. Product 2: Features: Riveted construction. does not use caulk. Includes pre-drilled holes for easy mounting. Vent also comes with a flapper (damper) that prevents back drafts. Product 2: Ideal for bathroom or kitchen vents. Screens are removable so that caps can be used for venting clothes dryers as well.