Are weep holes required above windows?
The 2003 IRC requires minimum 3/16-inch-diameter weep holes every 33 inches, just above the flashing (R703. Flashing, in turn, is required under the first course of masonry at ground level, above windows and doors, below window sills, and at any lintels and shelf angles (R703.
Where do you put weep holes in brick?
Weep holes will always be located in the row of bricks directly above the flashing, because flashing is installed below the bottom row of bricks.
Are weep holes required in brick?
Moisture can penetrate the surface and at siding junctions. You may have noticed that bricks don’t have eyes. Bricks can’t cry. Therefore, brick veneer walls require weep holes to permit moisture to escape from behind the veneer and to allow gaps between the brick veneer and the exterior sheathing to dry.
How do you keep insects out of weep holes?
Corrugated plastics and steel wool pieces are also used to deter pests. While this may work short term, it is not a permanent solution. Corrugated plastic leaves spaces large enough for small insects, like termites, or determined insects, like roaches, to pass through the weep.
Can snakes get into your house through weep holes?
Rats, mice and lizards will get in the house thru weep holes, and snakes can go ANYWHERE they can go. Usually they will end up in the attic.
How do you keep pests out of weep holes?
Can bugs get into house through weep holes?
This means any pest entering a weep hole can spread to any part of your home. It’s obvious that small pests such as cockroaches and spiders can crawl through weep holes, but vertebrate pests such as lizards, snakes and even mice can also squeeze through a normal weep hole.
Can bugs come through weep holes?
Corrugated plastic leaves spaces large enough for small insects, like termites, or determined insects, like roaches, to pass through the weep. Steel wool needs to be recharged, as rodents will pull the material from the weep hole to gain access, or to use the steel wool in nests.