How To Add A Patio Roof To Existing Roof

Place the rafters on 24 centers attach them to the settle joists and beams toward the center.

How to add a patio roof to existing roof. Calculate the sightline clearance height about 6 feet 2 inches in this case. Work from the view back not from the house out. 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. Fix the back channel to the fascia boards underneath the gutter directly.

Attach the rafters to the house with joist hangers which supported by ledger boards. Blow out the dust fill the hole with epoxy and insert the rod to the required depth. Building on an existing deck. How to tie a additions roof to existing roof roof designs to attach to existing home how to construct a roof from an exsisting shead how to attach a deck roof to existing roof how to add a roof over porch cost to tie into existing roof attache porch roof on house attach shed roof to house adding a roof to screened in porch adding a roof to existing.

The placement of the ledger header determines the level of the roof so be sure it is positioned at the correct height and is horizontal. Go to the same height as the existing roof if you want to have a clean look and make the patio cover flush with the existing roof you need to strengthen the fascia and back channel by reinforcing the rafters inside the existing roof. 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. Then fix the back channel to the fascia boards underneath the gutter directly.

Let the epoxy set leaving it overnight will assure that it is rock solid and then add the anchor bolt anchor washer and nut and tighten. Choose a roof pitch 3 12 and roof structure 2x6 this places the new roof on top of the existing roof. Most common ways to attach a patio roof to an existing house. 8 inches in this case.

Attach the rafters to the ledger boards and settle. Attach the metal joist hangers to the rafters. Start with ledger board a ledger header board is the first step if you are attaching the patio roof to an existing structure. Determine the beam size.

Install some riser brackets for more height.