Weep hole covers fit over the weep hole. They have small vents that open and close to prevent drafts. If the weep hole cover is cracked, broken or the vent is stuck, the cover should be replaced.
Should weep holes have covers?
Though homeowners naturally want to block pests, weep holes should not be sealed with caulk or mortar. The holes are still necessary to drain water and to ventilate the air space.
What is a window weep hole cover?
Weep holes in vinyl windows allow water to drain out of the sill. Weep hole covers have one-way vents that prevent drafts and dirt from entering the home while still letting the water escape, as well as making the window more aesthetically pleasing.
What happens when window weep holes are blocked?
Small holes located on the bottom edge of storm-window frames, weep holes are drains for your windows. If they become blocked by debris, paint or caulk and can't serve this vital function, water can seep into the wood of the sill and cause it to rot. Check weep holes at least once a year, before the rainiest season.
Are weep hole covers necessary?
Weep holes should not be sealed to keep pests out. Though homeowners naturally want to block pests, weep holes should not be sealed with caulk or mortar. The holes are still necessary to drain water and to ventilate the air space.
Do all uPVC windows have drainage holes?
Every uPVC window door will have drainage holes in the frame if the drainage holes become blocked, your door and window will appear to leak. You might think your uPVC is leaking if you see this: Water coming from at the bottom of the door.
Do all windows need weep holes?
Although not all windows have weep holes you may see them on vinyl or metal window frames. Weep holes aren't just there for looks, they are designed to drain water from your windows. Sitting water can lead to mold and wood rot in the window frame or window sill.
What do window drainage caps do?
Push-fit caps for drain weep holes on upvc windows and doors. Usually found at the bottom of the external side of the window or door. Neatly finishes off the exposed drainage hole and allows water to pass through the bottom of the cap.
What are drainage caps?
Drainage cap covers, or also known as weep hole covers, are used to cover the slots made for drainage in timber, aluminium, or uPVC window and doors.
How does a uPVC window drain?
https://www.youtube.com/watch?v=KZvPXNfafTM
Do all window have weep holes?
Weep holes are small openings located at the bottom of the exterior frame of your replacement window. Although not all windows have weep holes you may see them on vinyl or metal window frames. Weep holes aren't just there for looks, they are designed to drain water from your windows. That's where weep holes come in.
Why do some windows not have weep holes?
A few double hung window manufacturers, however, do not have weep holes on their double hung windows. Why, you ask? It has to do with design decisions that a manufacturer can make to help save a little bit of money here and there. Truth is a double hung window with weep holes will always have some water in the frame.
Do vinyl windows have weep holes?
All types of window have weep holes. Weep holes in vinyl windows work in the same fashion as those in wooden or aluminum frames. The small vents in the vinyl frame prevent water from entering the building by draining through the weep holes.