Dryer vent hoods, also referred to as dryer vent caps, are a very important part of a dryer vent system. The stop backdrafts from coming in, as well as keep rodents and birds out. One thing to note, a screen or grid should never be put on a dryer vent hood. It will catch too much lint and cause a blockage.
Because birds and other animals are good at getting inside, there are some innovative designs made by this company https://inovate.com/ that will do a great job keeping animals out.
We install top of the line Inovate dryer vent products.