You have to fix the header board securely to hold up a heavy roof.
Roof porch ledger.
Determine how high it must be to provide an adequate slope to the roof.
Opaque twin wall sheeting that is installed between the roof of the patio and the barge cap allows natural light to pass through.
If you are tying the roof directly to a house wall you can install a ledger board with flashing and install rafter ties to attach the rafters at the appropriate angles or use engineered trusses.
Locating and mounting the ledger is normally a fairly easy process.
Find the wall studs or roof trusses that will have to support the ledger.
After the soffit boards are removed use a level to plumb up from the house wall to the underside of the roof boards in line with the outside edges of the porch.
A house attached patio roof takes advantage of the house s structure by supporting one end of the roof on a ledger mounted horizontally to the house.
Locate a position for a header or ledger board.
Then drive a long screw or nail up through the roof boards at the two marks.
Properly installing a ledger board for your deck is one of the most important structural components of building a safe and strong deck.
Deck porch ledger boards.
The ledger should be attached before the foundation is built for a deck patio roof posts and other structure.
Most residential decks are supported on one side by a ledger that is bolted or lagged to the home s band joist.
Plumb and square the column.
These 18 articles will teach you how to install flashing and bolt the ledger connection to the house rim.
Mark the two points.
Remember that the location of ledger board determines the level of you porch roof so double check if it is leveled and located at the correct height.
The opposite side of the porch roof will be supported by a header beam that is installed parallel to the house on top of 6x6 support posts.
This connection is critical since a failure here can cause a deck to collapse.
The ledger typically a 2 by 6 is usually designed to hold one end of the patio roof rafters.
If you are not really into natural light and want to block it you can infill the gap between the patio roof and barge cap and seal the rear opening.