Condensation Attic Felt

Fixing this issue can be less costly than replacing a roof but it should be addressed as soon as possible.

Condensation attic felt.

There are basically 3 types of roof leaks which are detailed below. There are dozens of things that can cause condensation buildups in the attic one of which is a leaking roof. Common causes of condensation in the attic. Finding water damage on the wall or ceiling is worrying for any homeowner.

Water found in these places is commonly caused by condensation in the attic. Most people assume this is caused by a leaking roof but that might not be the source. Condensation will arise as a result of warm moist air penetrating up through the ceiling. Signs of condensation in the attic may include the following.

If you notice excessive moisture during extreme temperature changes and not when it rains then the moisture probably isn t a roof leak. That excess moisture ends up as drops of condensation on the roof. Despite its benefits older style roofing felt can contribute to an unwanted side effect condensation in the roof which can lead to the rotting of timbers and damp appearing on ceilings. Condensation in lofts occurs when humid air makes its way through insulation or other gaps into the loft space and hits a cooler surface leading to beads of moisture on timbers lintels and on the underside of the roof.

The solution to your roof moisture issues depends on what type of leak it is. In the event of the attic not being properly ventilated this would condense on the underside of the roof. Picture a cloud of moisture floating overhead between the rafters. Because this type of underlayment creates a waterproof barrier attics should be.

Essentially condensation occurs at night when the temperature inside a building is warmer than outside. As it cools it can t hold as much moisture. Warm wet air rises and meets the cold roof and cools. It s impervious to moisture and when installed correctly offers a higher degree of weather protection than felt.

Moisture forming on the glass window panes or other flat surfaces.