Flat Roof Connection To Wall

Performance of conventional roof systems and components including ceiling joist to rafter connections and roof framing to wall connections.

Flat roof connection to wall.

One possible way is to gain access through the eave area which may be exposed or through the soffit which is the flat surface at the eaves that forms a sort of ceiling where the roof overhangs the exterior wall. If the membrane is asphalt built up or modified bitumen a cant strip is typically used. You can raise the patio roof up to 500 millimeters by removing the eaves fascia and gutter. There are several ways to gain access to the roof to wall connections in masonry houses.

For example a one story garage with a flat roof may be attached to a two story house. Retrofitting roof to wall connections in masonry houses. Hand driven and pneumatic fasteners were included in the test program. For 16 inch on center framing that means connecting four trusses at each end of the house.

Technical fact sheet no. 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. 23 window and door installation home builder s guide to coastal construction page 2 of 3 figure 2 installation sequence for deck. Finally access can be gained by removing interior.

If attaching a patio roof to a ledger beneath the eaves does not allow for enough headroom you can set the new patio roof s rafters on the wall s top plate. The back channel is connected to the rafter directly and reinforced. Individual connections and connections within full scale roof systems were tested to quantify potential system effects. See fact sheet nos.

By doing this method you will have a clean finish that is connected to the wall line. For gable end roofs the florida code requires that you start by tying down roof framing members within 6 feet of each corner. Yes even flat roof to wall intersections are not being properly done. 19 and 20 for rake and eave details.

Connect the water control element layer of the roof to the wall the air control element layer of the roof to the wall the vapor control element layer of the roof to the wall and finally the thermal control element layer of the roof to the wall. For hip roofs the code specifies that hip and girder rafters or trusses be connected to exterior wall plates. On a two story house you can usually tie the ledger into a band joist also called a rim joist located between the floors as shown below. The flat roofing material must go up the wall a minimum of 12 or up the wall and over the top of the wall if the wall is less than 12 high.

That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above. After that cut the rafters back to the wall line. Figure 1 roof wall flashing detail.