Weeps are located at the bottom of the object to allow for drainage.
Masonry weep rope.
A 1 4 to 3 8 inch diameter rope is installed in joints at 16 inches on center.
The rope should be 10 to 12 inches long and extend through the veneer face and up into the cavity wall above the height of any possible mortar droppings.
Weeps may also be necessary in a retaining wall so water can escape from the retained earth thus lessening the hydrostatic load on the wall and.
Clear openings only with air weeps at the top of every wall whether it be sill height or full wall height.
Wicks should be spaced at 16 o c.
Bia does not advocate one type of weep system over another.
Cotton wicks cotton wicks are used to form another type of weep system.
Easy online ordering for the ones who get it done along with 24 7 customer service free technical support more.
I would agree for the most part but ropes not acceptable here by code anymore.
Cotton all purpose weep cord natural 100 ft 20tl84.
Rope wicks can be made from cotton sash cord.
The weep hole must be sized adequately to overcome surface tension.
A weep a weep hole or a weep brick is a small opening that allows water to drain from within an assembly.
This is placed in the joints and the other end is extended up to the cavity wall.
These type of weep holes are formed by using a rope of up to 12 inches in length.
One of the first commonly employed weep details was the sash cord or rope weep.
In some cases this detail was expanded with sections of the sash cord laid in the cavity and then extended through the wall usually at a head joint.
The water from the back of the wall is adsorbed by the cotton and the on the other side it is evaporated.
Looking for grainger approved 3 8 in dia.
Mortar net weep vents are available in a choice of attractive colors to match the mortar or brick beings used eliminating open holes and dark shadows.
2 5 8 h x 3 1 2 l x 1 2 thickness.
Weep systems in use include wicks oiled rods weep tubes open head joints and vents.
Mortar net vents help ensure that weep holes stay open and that walls always breathe drain and dry quickly and thoroughly.
These weep ropes were spaced at 8 inches on center.
In my opinion i think a 18 length of 3 8 cotton rope does a lot more than the tubing or those nylon weep vents.
With the remainder of the weep systems spaced at 12 o c.
A newly completed masonry project in suburban chicago seems to possess more weep ropes than usual protruding from the brick wall.
Drainage materials used at the bottom of the cavity are most effective for open type of weep.
It can be found detailed in the national concrete masonry association s single wythe details 15b.
