Roof to wall and deck to wall flashing www fema gov technical fact sheet no.
No flashing at wall to roof connection.
3 12 flashing large roof penetrations 17 3 13 flashing small roof penetrations 19 3 14 expansion 20 3 15 standard roof flashings 21 3 16 non standard roof flashings cappings 24 3 17 box gutters 25 3 18 barge gutters and capping 26 4 0 typical wall flashings 27 4 1 cladding orientation 27.
This connection is used at the top of concrete masonry walls or when a change in wall thickness provides a ledge with sufficient bearing area as shown in figure 1.
To install the roof wall flashing above the builder bent the top edge of the flashing into a 90 degree lip about 2 cm in width.
And 3 cap the block with membrane overlapping the first two pieces and bridging the gap between the block and the wall sheathing.
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Proper roof wall flashing example.
On the roof a strip of peel and stick membrane bridges the roof wall connection before roofing felt and step flashing goes down.
The gibraltar roof to wall flashing is made from trusted the gibraltar roof to wall flashing is made from trusted 28 gauge galvanized steel.
Roof flashing large roof penetration 8 small roof penetration 8 change of pitch 8 mansard 9 expansion joint 10 ridge capping 10 raked roof 11 box gutter 11 barge gutter 12 barge capping 12 curved barge 12 parapet top 13 parapet to sheet connection 13 wall flashing mid wall connections 14 internal corner trim 15 internal corner.
All of this happens before the house wrap goes on.
Damaged or improperly installed roof flashing especially around the chimney or dormer is one of the most common causes of roof leaks.
Pocket connection a pocket connection consists of framing the floor or roof system into a void in the masonry wall.
Hammer hand s method incorporates liquid applied membrane and flashing tape to seal the house wrap at the roof wall intersection.
2 fold a vertical strip into the inside corner extending it above the top of the block so that the next layer of flashing will cover it shingle style.
If there were no flashing against these walls water could slowly drip into the crevice between the wall and the roof and potentially into the home.
Not how it is usually done.
1 run membrane down the side of the block and onto the roof underlayment.
It is designed to cover and protect roof to wall intersections from water infiltration.
To emphasize the importance of proper roof and deck flashing and to provide typical and enhanced flashing techniques for coastal homes.