There are several ways to attach a patio roof to an existing house, including ledger boards, anchor bolts or lag screws. The most common method is using a ledger board that attaches directly onto the exterior wall of your home. When selecting an attachment method, it’s important to consider factors such as wind loads and snow loads in your area.

When it comes to attaching a patio roof to an existing house, there are several methods you can use. One popular method is to attach the ledger board directly to the house using lag screws or bolts. Another option is to use a freestanding patio cover, which doesn’t require any attachment to the house.