Shed Roof Leaking Through Felt

How to felt a shed part 1 of how to felt a shed deals with how to strip old felt from a shed roof without damaging the roof or trims in the process.

Shed roof leaking through felt.

Often it s a leaky screw hole or improperly seated sections of roofing. If you are happy there is a good enough overlap i always go with a minimum of 4 6 inches. Due to a low pitch it is easy for water to find its way through if there is not sufficient overlap. The felt on out 7 x 7 ft pent roof shed lasted about 7 years before one of the overlaps started letting in water partly along the line of the overlap.

Fitting felt to a shed part 2 gives instructions on how to fit roofing felt to a shed roof cutting nailing gluing and replacing wooden trims afterwards. With that being said your shed metal roof can fail. Except that it relies on hex head screws with thick rubber washers. Here s a quick overview of how to fix a metal roof on a shed.

The felt could be perishing especially if any parts of the roof have been exposed to the elements previously i e. Ideal for an apex flat or pent roof shed felt and roofing membrane are durable and perfect for a newly built structure or to re cover existing roofing material. Some roof leaks are tough to locate. Roofing felt is essential to ensure your outbuilding is ready for all weathers by providing a waterproof cover to the building s roof.

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. Sometimes the water shows up at a ceiling spot distant from the leak. Bitumen felt should be 100 water tight but it 146 s not a breathable product and can cause condensation this could be the problem if the felt hasn t perished.