Attach the rafters to the ledger boards and settle joists.
Roof ledger board attachment.
For instance if your roof has a steep pitch you may be able to use 2 inch by 4 inch rafters but if your roof has a low pitch building code may require that you used 2 inch by 6 inch or 2 inch by 8.
This is a time consuming process and should be done while the house is being constructed to simplify the process and reduce costs.
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.
When all the rafters are installed correctly form your patio roof by attaching the planks horizontally across the rafters.
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.
Not designed for snow regions the ledger board can create a snow dam that puts undue stress on the ledger board.
A common element in adding porch roofs is fastening one end to the house either to a wall or to a roof.
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.
As roof pitch is lowered the weight burden on the rafters increases.
Attach the rafters to the house with joist hangers which supported by ledger boards.
These 18 articles will teach you how to install flashing and bolt the ledger connection to the house rim.
Attaching to roof top ledger board.
Place the rafters on 24 centers attach them to the settle joists and beams toward the center.
Five ledger board techniques explained and illustrated.
If you are going to use shingles to cover the patio roof do not forget to install black roofing felt along with a single layer of oriented strand board.
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.
Properly installing a ledger board for your deck is one of the most important structural components of building a safe and strong deck.
Allows more patio roof height this is especially true on many track homes built on a slab which generally have a short wall height that makes attaching to the wall not a viable option.
When they are installed you can begin attaching roofing shingles.
The complexity of the job will vary with the size of roof from a simple entryway covering to one over a large screened in area.
Any one of these five ledger connection methods properly installed will give you a reliable long lasting deck that is secure.
