static roof vents
Welcome to the forum! Did you mean from leaking? If accessible you could replace it with a new one that possibly has higher sides under the cover cap. Is it leaking water when it rains, from inside = cracked on the top, or leaking around the installation?
Clothes taking longer to dry?
Clean the dryer screen in HOT water if using fabric softener sheets.
They leave a residue that impedes air-flow, costing you money.
Clean the ducting in the last six months? 17,000 dryer fires annually!