Best Downdraft Vents

Broan- NuTone BCDF130SS Glacier Convertible Range Hood Light Exhaust Fan for Under Cabinet Stainless Steel, 375 Max Blower CFM, 30-Inch

GE PP9830DJBB Profile Series Electric Cooktop with 4 Burners and 3-Speed Downdraft Exhaust System, 30", Black

Dryer Vent Hose, 4'' Insulated Flexible Duct 16FT with 2 Duct Clamps, Heavy-Duty Three Layer Protection for HVAC Ventilation, Duct Fan Systems

Hon&Guan 6 Inch Removable Roof Vents Roof Dryer Vent Cap for Houses Galvanized Steel 6 Inch Exhaust Vent for Ventilation System-with Damper, Black.

AC Infinity 4" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 4” Ducting in Range Hoods and Bathrooms Fans

Hon&Guan Soffit Vents 4 Inch, Round Vent Cover Air Vent with Built-in a Fly Screen for Bathroom Exhaust Vent Office Home (ø100mm)

FRESH SPEED 6-Inch External Extractor Wall Vent Cushioned Non Return Flap

PreVent-It Soffit Vents 4 Inch - Only Design that Prevents Moist Air from Re-entering Home, Under Eave Exterior Vents for Bathroom Exhaust Fan, Screws Included, White, 1-Pack

Broan-NuTone 636 Steel Roof Vent Cap for 3" and 4" Round Duct, For Bathroom Ventilation Fans, Black

FilProfi - Wall Vent Cover. Exhaust Duct kit Outside The House. Kitchen,Fan,Dryer Deflector. (4 Inch)