How To Build A Metal Roof Lean To

This is where the supporting post will rest.

How to build a metal roof lean to.

Either way the concept is the same. For shingles or 24 o c. If it is needed cut the metal roof panel to the length you need with tin snips hopefully you don t have too. Constructing a freestanding lean to is a basic.

Make a ledger board to fasten to the existing wall and support the upper end of the lean to roof. Install the roofing screws vertically along each rib in the panel. Use a 2 by 4 inch board for a short roof up to about 8 feet a 2 by 6 for a longer one. Place the first screw.

Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof. Measure the height at which the. Next place the supporting posts into the notches. Be sure the larger edge is laid so that the small edge of the next panel will overlap it.

Use right size of rafters and headers. Cut out a notch on the top of your posts as shown in the image above. The preferred spot would place the. Determine where the lean to will be attached to the existing building.

Design lean to roof per your local building codes. The main feature of the shed is a tin roof usually made with corrugated metal roofing with a steep slope. Place the starting panel onto one edge of the roof. When attaching ledger board to an existing wall install proper flashing when required.

Plan ahead and build the roof to the size of the metal panel. Use a minimum size of 2 x 6 nominal southern yellow pine or other strong wood. Cut the 6 inch thick lumber into blocks that run the length of the lean to. Nailers attached directly to the wall of the building onto which the lean to is being added can be the same size lumber as the rafters themselves as long as the nailer is attached securely to the wall of your building.

Space rafters either 16 o c.