Inadequate attic ventilation can also cause your shingle roof to feel spongy or bouncy.
Soft spots on flat roof.
That means water can seep into damaged spots higher on the roof and run down towards lower spots.
Most roofs have plywood sheeting underneath the roofing tiles or shingles.
His recommendation was to pull up the entire roof replace the underlying plywood where needed replace the skylights replace the vents add.
The roof is absolutely flat is built with 14 bci that are 24 on center.
Without good attic ventilation your roof gets extremely hot.
If the rest of the roof is in good shape then a roofer can come over and replace the worn out areas.
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.
Contact absolute construction and we will send one of our guys out for free to make sure this isn t an issue.
What you may not know however is that your hvac unit may actually be contributing to the problem.
Every owner of a building with a flat roof is familiar with the problem of ponding water accumulating in low spots on flat roofs.
Most flat roofs aren t perfectly flat.
These soft spots usually form when the layer underneath gets soaked due to gaps in the shingles.
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.
Have a friend hold the ladder steady for you.
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.
Newer roofs often have a warranty that may cover the costs of this problem.
Most roofs have plywood sheeting underneath the roofing tiles or shingles.
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.
We hired a roofing contractor to take a look.
Fortunately if your roof is still fairly young you can just repair these spots.
That dip in the roof with a soft spot indicates that you should have your roof repaired asap.
This can be a result of the plywood sheeting becoming wet from rain above or from moisture not being able to escape from below and leading to mold mildew growth on the wood.
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.
Addressing this immediately can significantly limit the amount of additional water damage to the remaining home.
There is no vapor barrier on the underside the roof sheeting is 3 4 cdx with a hot mop tar and paper coating.
What can be done about soft spots.
Soft spots on flat roofs are often a result of pooling water.
He had closed cell foam sprayed under the roof deck and added 2 layers of 5 x 24 fiberglass batts.
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.
How attic ventilation keeps your roof cool and healthy.
