Roof to wall and deck to wall flashing www fema gov technical fact sheet no.
Brick roof to wall flashing detail.
23 roof to wall and deck to wall flashing home builder s guide to coastal construction page 1 of 3 purpose.
Figure 11 jlc flashing detail.
Follow the photo for illustrated instructions.
Ideally through wall flashing should be installed to intercept this water as intended by the building code.
Roof to wall intersections.
Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley.
Install base flashing under shingles or over metal roofing material.
In all cases make sure to detail the flashing membrane so that it sheds water.
There have always been problems with the flashing details at the roof to wall intersections of head walls rake walls and chimneys especially if brick or stone veneer or stucco is used.
So it s critical that you choose the best counterflashing system read more.
The mortar joint between brick courses is raked at least 2 deep.
If the roof runs flat up against the brick wall you must install the roof side of the flashing either under the last layer of shingles or over the roof material if it is metal.
Under the eaves of a roof with little overhang and no gutters.
New flashing in existing brick wall.
Counterflashing also referred to as cap flashing is the first line of defense against water infiltrating your building.
This detail shows how new copper flashing is installed in an existing brick wall.
Above a lower roof where it abuts the wall.
It should tuck under the sheathing wrap above and over the flashing below.
The reglet is then filled with.
This forms a reglet similar to detail 9 2a.
The most important aspect of the counterflashing on a brick chimney is the ability to intercept the water that migrates toward the building from above.
Counterflashing is the piece of metal that is applied to the masonry wall designed to shed water off of the wall and down onto the roof surface.
Proper roof wall abutment flashing examples.
The copper counterflashing is inserted into the reglet and held by lead wedges.