To attach a wooden nailer to a metal sided building use a self drilling screw with sufficient threads to hold the nailer tightly.
How to build a lean to shed roof.
Frame the top side wall of the lean to roof with 2x4 lumber.
Building the shed roof 1.
Dig out the first hole set in the block and check the elevation of the floor using a 2 6.
Connect the ends.
How to build a lean to shed roof step 1.
We added the gable trim after we finished painting the whole shed this way we would not get paint on the trim.
Make a ledger board to fasten to the existing wall and support the upper end of the lean to roof.
Since a side wall of the shed will be higher than the.
Then place the gable trim and attach using the 1 5 screws.
Fasten the ledger board to the studs in the existing wall with long screws and a screw gun you can remove the.
Start with a corner block.
Start with the row closest to existing shed.
Construct the roof supports 1 fasten the nailer to the side of your existing building where you will attach the upper end of your rafters.
Make sure the block is deep enough to give the desired finished floor height.
Materials 7 pieces of t1 11 siding 4 x10 12 pieces of 2 6 lumber 12 6 pieces of 3 4 plywood 4 x8 2 pieces of 1 8 lumber 12 2 pieces of 1 8 lumber 16 10 pieces of 2 4 lumber 8 180 sq ft of tar paper 180 sq ft of asphalt shingles 2 1 2 screws 3 1 2 screws 1 5 8 screws 4d.
Screw the add on wall to the top of 1 side of the shed.
And that is how we built a lean to roof for a shed plus installed a metal roof.