If it does it s likely due to one of these three causes.
New tin roof leaking.
Mistakes in the design and installation of a new metal roof are sources of major problems.
Typical roofing screws have a 1 4 inch hex head and can be recognized by a large rubber washer at the end.
Typically the areas where problems occur are not in the system selection.
A brand new metal roof should not have leaks.
Roof slope in many cases a leaky metal roof might be attributed to insufficient roof slope.
After you pinpoint the location on the exterior of the roof apply roofing cement or new shingles as needed.
Some roof leaks are tough to locate.
If your roof leaks when it rains hard you may have an issue in any one of the following areas.
Look for cracks in the base of flexible rubber flashing or broken seams in metal varieties of vent pipe flashing the rubber gasket that surrounds the vent pipe could be rotted.
Slow roof leaks can be deceptive because what you see might seem minor.
The majority of roof leaks especially on new roofs take place around protrusions in the roof.
It s actually harder to address leaks on an old roof than a new one.
Check plumbing vent boots and roof vents if water is entering from that area to cause the leaking roof.
If you don t have an attic or just can t find the source of the leak you can check several places for problems with moisture or damage.
No matter what the problem is leaking on a new roof is a generally minor issue that can be quickly resolved.
If the following are present you may need to get in touch with your contractor to confirm if you really have a leaking roof on your hands or not.
On a nice day have a helper tap on the mark while you re on the roof.
Common areas of roof leaks during rain.
Sometimes the water shows up at a ceiling spot distant from the leak.
But what you can t see might be devastating.
To fix most leaks simply remove the old screw and replace it with a new one.
The majority of the problems that cause metal roof leaks are related to the details used to finish the metal roof system.
If your ceiling has a plastic vapor barrier between the drywall and the attic insulation push the insulation aside and look for flow stains on the plastic often water runs to openings in the vapor barrier such as at ceiling light fixtures.
For most roofs with metal shingles it s necessary to have four inches of rise for every foot of roof run which equates to a slope of.
Metal roof sealants that are installed in conjunction with a metal roof rarely last as long as the metal roofing panels do and need to be replaced with regular roof maintenance.
Signs of roof leaks.
Sealants under trims such as metal ridge caps and z flashings around roof transitions counter flashings reglets and pitch pans will all need to be topped off.