Soft Spots On Flat Roof

If you can tell there s a soft spot on your roof this most likely means that the substrate below the roofing material is damaged and deteriorating.

Soft spots on flat roof.

And that extreme heat can damage both your shingles and the wood decking below them and causing your roof to feel soft when walking on it. His recommendation was to pull up the entire roof replace the underlying plywood where needed replace the skylights replace the vents add. The roofer can also check out the rest of the roof for any other potential problems which may cause new soft spots in the future. Over the period of manufacturer s designated roof lifetime of 25 to 30 years that plywood is exposed to heat in the summers heavy rains and the winter weather and cold dampness it brings.

What can be done about soft spots. Have a friend hold the ladder steady for you. Contact absolute construction and we will send one of our guys out for free to make sure this isn t an issue. Inadequate attic ventilation can also cause your shingle roof to feel spongy or bouncy.

The reason for these soft spots is that the layer underneath is probably very soaked due to gaps in the shingles cause over time and weather changes and the water is seeping through the sheeting. Fortunately if your roof is still fairly young you can just repair these spots. How attic ventilation keeps your roof cool and healthy. Soft spots on flat roofs are often a result of pooling water.

We hired a roofing contractor to take a look. The roof is absolutely flat is built with 14 bci that are 24 on center. They often slope slightly to drive water off the sides. Most flat roofs aren t perfectly flat.

Soft spots on your roof should be addressed immediately as this is an indication that the material under the shingle outer layer of roofing material was soaked and is deteriorated to the point of structural instability. Every owner of a building with a flat roof is familiar with the problem of ponding water accumulating in low spots on flat roofs. He had closed cell foam sprayed under the roof deck and added 2 layers of 5 x 24 fiberglass batts. The home inspector found the roof to be in poor condition with at least one leak noted it was raining at the time and a couple soft spots on the roof.

If there is inadequate ventilation the probability of moisture buildup and then mold mildew growth is much higher. If the rest of the roof is in good shape then a roofer can come over and replace the worn out areas. Newer roofs often have a warranty that may cover the costs of this problem. That means water can seep into damaged spots higher on the roof and run down towards lower spots.

What you may not know however is that your hvac unit may actually be contributing to the problem. These soft spots usually form when the layer underneath gets soaked due to gaps in the shingles. Addressing this immediately can significantly limit the amount of additional water damage to the remaining home. Most roofs have plywood sheeting underneath the roofing tiles or shingles.

Most roofs have plywood sheeting underneath the roofing tiles or shingles. Without good attic ventilation your roof gets extremely hot.