How To Add An Awning To An Existing Roof
Choose a roof pitch 3 12 and roof structure 2x6 this places the new roof on top of the existing roof.
How to add an awning to an existing roof. A canopy patio awning is a fabric roofed structure supported by a freestanding rigid frame that s bolted to your deck. Install face trim on both ends plywood on top and face trim on the front. If necessary use a sliding bevel to determine angles needed where the rafters will meet the ledger board. This method may be one of the most ubiquitous ways of attaching a.
Cool deck ideas make you think of shade. Depending on the design of the awning their lower mounts will be approximately two to four inches beyond the edges of the window or door casement. Feb 11 2016 how to build a shed free videos 7 95 shed plans. The fabric should last about 15 years.
Add support boards and then screw the entire truss structure on top of the corbels. Fix the back channel to the fascia boards underneath the gutter directly. Using a stud finder locate the full left to right width of the header and axial studs. Use your template roof to measure and cut angled truss boards then screw them together and into the end caps.
Calculate the sightline clearance height about 6 feet 2 inches in this case. 8 inches in this case. Any water runoff will flow off of the main roof and hit the lean to at an angle to prevent pooling and flooding in the lean to. Attach the rafters attach 2x6 rafters to the house with joist hangers and or supported by the ledger board.
Work from the view back not from the house out. Rafters are placed on 24 centers and attached to the beams and settle joists are attached as needed image 1. Determine where the lean to will be attached to the existing building. Determine the beam size.
The frame becomes a permanent part of your deck and you can either leave the fabric up year round or remove it seasonally. Make the patio roof a little bit higher. Install some riser brackets for more height. Install drip edge flashing along all the plywood seams.
This allows most awning fasteners to puncture the concrete lap siding and sheathing and make contact with the studs.