"To repair the roof" means to fix or mend the top part of a building that covers and protects it from the weather, such as fixing leaks or damages. Full definition
I need to figure how how to get the money quick so I can repair the roof at the absolute least. (totalmortgage.com)
In those cases, your homeowners policy may help pay to repair the roof leak (unless your policy has wind or hail exclusion). (allstate.com)
We put a couple of thousand dollars into repairing the roof and adding some vents, but it will save us tens of thousands of dollars in future. (moneysense.ca)