After cleaning the surface and before recoating you need to find the problem areas and seal them.
How to fix a hole in a mobile home roof.
Hold it against the inside of the plywood by pulling up through the hole while driving deck screws through the roof and into the brace.
Sandwich the top end of the sheeting with another pair of 2 by 4s so the wind will not carry it away.
Do not nail any part of this assembly to the roof.
Be sure to follow the manufacturer s instruction.
Repairing a metal roof seam with turbo poly seal is simple and it is a do it yourself p.
Predrill holes in the galvanized metal patch as well as the roof.
Add it to the seams and around the vents and let it cure.
Use a jigsaw to cut a rounded shape from the plywood to the exact size of the hole.
I am not a professional roofer but.
Place the screws every 2 inches around the perimeter of the patch.
In this video i show you a quick way to fix a hole in a tin metal roof that might of been caused by a fallen tree limb.
Most mobile home repair professionals recommend a neoprene or polyurethane flashing sealant.