How To Build Lean To Metal Roof

The point of the triangle is where the metal will wrap around.

How to build lean to metal roof.

Measure the height at which the. They can also have closed ends with cutouts closed ends with garage doors and fully enclosed ends or fully open ends. Cut the 6 inch thick lumber into blocks that run the length of the lean to. When attaching ledger board to an existing wall install proper flashing when required.

A lean to metal building comes in three different roofing styles. Vertical horizontal box eave and vertical roofs. The preferred spot would place the. Next place the supporting posts into the notches.

This is where the supporting post will rest. Cut out a notch on the top of your posts as shown in the image above. How to attach a lean to to an existing metal building step 1. Fasten the nailer to the side of your existing building where you will attach the upper end of your rafters.

Either way the concept is the same. Using the 2 nails nail the drip edge to the plywood. Also snip the other side directly across to prevent it from flattening. For shingles or 24 o c.

Use right size of rafters and headers. Constructing a freestanding lean to is a basic. To install the drip edge use tin snips to cut a triangle from the side that sits on the plywood where the metal will wrap around the corner. Make a ledger board to fasten to the existing wall and support the upper end of the lean to roof.

Determine where the lean to will be attached to the existing building. Usually a lean to metal building is about 10 to 12 wide and under 41 long. 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.

Measure the width of the outside wall and cut the board with a circular saw to the same length. To attach a wooden nailer to a metal sided building use a self drilling screw with sufficient threads to hold the nailer tightly.