If your roof is leaking and leaving stains, a Roofing Contractor can inspect and recommend repair or replacement

https://weatherreadypreparednesscontractor420.image-perth.org/commercial-metal-roofing-repair-when-damage-is-isolated

If your roof is leaking and leaving stains, a Roofing Contractor can inspect and recommend repair or replacement, including underlayment considerations for full work.