Vent Systems 6'' Inch Air Vent Cover Dryer Vents and Bathroom Exhaust Vents Pipe, Louvered Outdoor Dryer Vent Cover Opening Flap Vent Keeps Out Insects, Birds and Rodents (2, Gray) : Amazon.ca:
Funmit Louvered Dryer Vent Cover,Exhaust Cap for 4" Opening Hood Duct,Includes Aluminum Bird Stop Inserts-2 Pack : Amazon.ca: Home
Aluminum Dryer Vent Hood - 4" - Deflecto
All Aluminum Dryer Hook-up Kit - Telescopic from IMPERIAL | BMR
Broan-NuTone Aluminum Wall Cap for 6 inch Round Duct with Backdraft Damper and Bird Screen | The Home Depot Canada
Professional Louvered Dryer Vent Cover With Aluminum Grill Bird Guards -Exhaust Cap for 4" Opening Hood Duct,Perfect for Gas and Electric Dryers(2pack) : Amazon.ca: Patio, Lawn & Garden