Make sure that you have safety gloves and footwear.
Repairing aluminum roof on patio.
Locate the hole in the aluminum roof and brush the area around the hole with the wire brush to take away dirt debris and other things.
Lay the replacement piece over the hole then trace the edges with a grease pencil.
Add gutters and downspouts to all of your house fascia boards above the solid patio cover keeping the rainwater away from your aluminum patio cover.
When patching holes on an aluminum roof you may have to climb onto the roof.
You should also be careful of your footing when stepping onto the roof.
Cut a piece of replacement aluminum with tin snips to 3 inches longer on all sides than the hole.
How to solve these issues.
4 for physical damage if you can find matching roof material small holes can also be repaired with some visual detraction by using seam sealer and aluminum overlay piece and pop rivet or sheet metal screw a patch overt the hole or tear.
Fill a caulking gun with a watertight polyurethane or oil based sealant and hold it at an angle to insert the product directly into the gap.